Integrated Taxonomic Information System - Search Results
Results of: Search in every Kingdom for Taxon Author(s) Name(s) exactly_for '(Linnaeus, 1758)'
 
 Kingdom Animalia
  Abietinaria abietina (Linnaeus, 1758) – valid – sea fir
  Ablabesmyia monilis (Linnaeus, 1758) – valid
  Abramis ballerus (Linnaeus, 1758) – invalid
  Abramis bjoerkna (Linnaeus, 1758) – invalid
  Abramis brama (Linnaeus, 1758) – valid – bream
  Abudefduf saxatilis (Linnaeus, 1758) – valid – sergeant major, píntano, petaca rayada
  Acanthaster planci (Linnaeus, 1758) – valid – crown-of-thorns
  Acanthis cannabina (Linnaeus, 1758) – invalid
  Acanthis flammea (Linnaeus, 1758) – valid – Common Redpoll
  Acanthis flammea flammea (Linnaeus, 1758) – valid
  Acanthocardia aculeata (Linnaeus, 1758) – valid
  Acanthocardia tuberculata (Linnaeus, 1758) – valid
  Acanthodoras cataphractus (Linnaeus, 1758) – valid
  Acanthosoma haemorrhoidale (Linnaeus, 1758) – valid
  Acanthosoma haemorrhoidale haemorrhoidale (Linnaeus, 1758) – valid
  Acanthostracion quadricornis (Linnaeus, 1758) – valid – torito común, torito cornudo, scrawled cowfish, Scrawled Cowfish
  Acanthurus lineatus (Linnaeus, 1758) – valid – lined surgeonfish
  Acanthurus nigricans (Linnaeus, 1758) – valid – whitecheek surgeonfish, goldrim surgeonfish, cirujano cariblanco, Goldrim Surgeonfish
  Acanthurus triostegus (Linnaeus, 1758) – valid – convict tang, convictfish, convict surgeonfish, cirujano reo, Convict Surgeonfish
  Acanthurus triostegus triostegus (Linnaeus, 1758) – invalid
  Acarus aegyptius Linnaeus, 1758 – invalid
  Acarus aphidioides Linnaeus, 1758 – invalid
  Acarus baccarum Linnaeus, 1758 – invalid
  Acarus fungorum Linnaeus, 1758 – invalid
  Acarus lactis Linnaeus, 1758 – invalid
  Acarus motatorius Linnaeus, 1758 – invalid
  Acarus muscarum Linnaeus, 1758 – invalid
  Acarus ricinus Linnaeus, 1758 – invalid
  Acarus salicinus Linnaeus, 1758 – invalid
  Accipiter gentilis (Linnaeus, 1758) – invalid – Gavilán azor, Northern Goshawk, Autour des palombes
  Accipiter gentilis gentilis (Linnaeus, 1758) – invalid
  Accipiter nisus (Linnaeus, 1758) – valid – Épervier d'Europe, gavião-europeu, Gavilán común, Eurasian Sparrowhawk
  Accipiter nisus nisus (Linnaeus, 1758) – valid
  Acerina cernua (Linnaeus, 1758) – invalid
  Achaea janata (Linnaeus, 1758) – valid – croton caterpillar
  Acherontia atropos (Linnaeus, 1758) – valid – death's head hawkmoth, African death's head hawkmoth, sphinx à tête de mort
  Acheta Linnaeus, 1758 – valid
  Acheta domesticus Linnaeus, 1758 – valid
  Achipteria coleoptrata (Linnaeus, 1758) – valid
  Achipteria coleoptrata coleoptrata (Linnaeus, 1758) – valid
  Achirus achirus (Linnaeus, 1758) – valid
  Achirus lineatus (Linnaeus, 1758) – valid – lined sole, acedía rayada, suela listada, Lined Sole
  Acilius sulcatus (Linnaeus, 1758) – valid
  Acipenser Linnaeus, 1758 – valid – sturgeons, greater sturgeons
  Acipenser ruthenus Linnaeus, 1758 – valid – sterlet
  Acipenser sturio Linnaeus, 1758 – valid – Baltic sturgeon, European sturgeon
  Aclypea opaca (Linnaeus, 1758) – valid
  Acontias meleagris (Linnaeus, 1758) – valid – Cape Legless Skink, Golden Sand Skink, Spotted Slow Skink, Thick-tailed Blindworm, Erdslang, Linnaeus' Lance Skink
  Acreichthys tomentosus (Linnaeus, 1758) – valid
  Acridotheres cristatellus (Linnaeus, 1758) – valid – Crested Myna
  Acridotheres cristatellus cristatellus (Linnaeus, 1758) – valid
  Acrocephalus arundinaceus (Linnaeus, 1758) – valid – Great Reed Warbler
  Acrocephalus arundinaceus arundinaceus (Linnaeus, 1758) – valid
  Acrocephalus schoenobaenus (Linnaeus, 1758) – valid – Sedge Warbler
  Acronicta leporina (Linnaeus, 1758) – valid – miller, acronycte du peuplier, poplar dagger moth
  Acronicta rumicis (Linnaeus, 1758) – valid
  Acrossus rufipes (Linnaeus, 1758) – valid
  Acteon tornatilis (Linnaeus, 1758) – valid
  Actias luna (Linnaeus, 1758) – valid – Luna Moth
  Actineda baccarum (Linnaeus, 1758) – invalid
  Actinia equina (Linnaeus, 1758) – valid
  Actitis hypoleucos (Linnaeus, 1758) – valid – Common Sandpiper, Chevalier guignette, Andarríos chico, maçarico-das-rochas, maçarico-ribeirinho
  Adalia bipunctata (Linnaeus, 1758) – valid – twospotted lady beetle, coccinelle à deux points
  Aega psora (Linnaeus, 1758) – valid
  Aegithalos caudatus (Linnaeus, 1758) – valid – Long-tailed Bushtit
  Aegithalos caudatus caudatus (Linnaeus, 1758) – valid
  Aegithina tiphia (Linnaeus, 1758) – valid – Common Iora
  Aegithina tiphia tiphia (Linnaeus, 1758) – valid
  Aegolius funereus (Linnaeus, 1758) – valid – mocho-funéreo, Mochuelo boreal, Tengmalm's Owl, Boreal Owl, nyctale de Tengmalm
  Aegolius funereus funereus (Linnaeus, 1758) – valid
  Aelia acuminata (Linnaeus, 1758) – valid
  Aellopos tantalus (Linnaeus, 1758) – valid – Tantalus Sphinx
  Aeolothrips fasciatus (Linnaeus, 1758) – valid
  Aequipecten gibbus (Linnaeus, 1758) – invalid
  Aequipecten opercularis (Linnaeus, 1758) – valid
  Aeschna juncea (Linnaeus, 1758) – invalid
  Aeshna juncea (Linnaeus, 1758) – valid – Sedge Darner
  Aetea anguina (Linnaeus, 1758) – valid
  Afrotis afra (Linnaeus, 1758) – valid – Southern Black Korhaan, abetarda-d'asa-preta, Outarde korhaan, Sisón negro alioscuro, Black Bustard, Southern Black Bustard
  Agama agama (Linnaeus, 1758) – valid – Red-headed Agama, Common Agama, Rainbow Lizard
  Agapornis pullaria (Linnaeus, 1758) – invalid
  Agapornis pullarius (Linnaeus, 1758) – valid – Red-headed Lovebird, Inséparable à tête rouge, Inseparable carirrojo, inseparavel-de-cabeca-vermelha
  Agapornis pullarius pullarius (Linnaeus, 1758) – valid
  Agaricia agaricites (Linnaeus, 1758) – valid – lettuce coral
  Agaricia agaricites agaricites (Linnaeus, 1758) – valid
  Agelastica alni (Linnaeus, 1758) – valid
  Aglais urticae (Linnaeus, 1758) – valid
  Aglaophenia pluma (Linnaeus, 1758) – valid – podded hydroid, podded hydroid
  Agonus cataphractus (Linnaeus, 1758) – valid – armed bullhead
  Agraulis vanillae (Linnaeus, 1758) – valid – Gulf Fritillary
  Ahaetulla mycterizans (Linnaeus, 1758) – valid – Malayan Whipsnake
  Aix galericulata (Linnaeus, 1758) – valid – Mandarin Duck, Canard mandarin, Pato mandarín, pato-mandarim
  Aix sponsa (Linnaeus, 1758) – valid – Pato arcoiris, Wood Duck, Canard branchu, Pato joyuyo, pato-carolino
  Ajaia ajaja (Linnaeus, 1758) – invalid
  Alauda Linnaeus, 1758 – valid – Skylarks
  Alauda arvensis Linnaeus, 1758 – valid – Eurasian Skylark, Sky Lark
  Alauda arvensis arvensis Linnaeus, 1758 – valid
  Albula vulpes (Linnaeus, 1758) – valid – bonefish, macabí
  Albunea carabus (Linnaeus, 1758) – valid
  Albunea symmysta (Linnaeus, 1758) – valid
  Alburnus alburnus (Linnaeus, 1758) – valid – bleak, European bleak
  Alca Linnaeus, 1758 – valid – Razorbills
  Alca alle Linnaeus, 1758 – invalid
  Alca arctica Linnaeus, 1758 – invalid
  Alca grylle Linnaeus, 1758 – invalid
  Alca impennis Linnaeus, 1758 – invalid
  Alca lomvia Linnaeus, 1758 – invalid
  Alca torda Linnaeus, 1758 – valid – Razorbill, Petit Pingouin, Alca común, torda-mergulheira
  Alca torda torda Linnaeus, 1758 – valid
  Alcedo Linnaeus, 1758 – valid
  Alcedo alcyon Linnaeus, 1758 – invalid
  Alcedo atthis (Linnaeus, 1758) – valid – Common Kingfisher, guarda-rios, Martín pescador común, Martin-pêcheur d'Europe
  Alcedo atthis atthis (Linnaeus, 1758) – valid
  Alcedo atthis ispida Linnaeus, 1758 – valid
  Alcedo erithaca Linnaeus, 1758 – invalid
  Alcedo ispida Linnaeus, 1758 – invalid
  Alcedo rudis Linnaeus, 1758 – invalid
  Alcedo smyrnensis Linnaeus, 1758 – invalid
  Alcedo todus Linnaeus, 1758 – invalid
  Alces alces (Linnaeus, 1758) – valid – moose, orignal, Eurasian Elk
  Alces alces alces (Linnaeus, 1758) – valid – European elk
  Alcyonium Linnaeus, 1758 – valid
  Alcyonium digitatum Linnaeus, 1758 – valid – dead man's fingers
  Alectoris rufa (Linnaeus, 1758) – valid – Perdrix rouge, Perdiz roja, perdiz-comum, Red-legged Partridge
  Alectoris rufa rufa (Linnaeus, 1758) – valid
  Alestes dentex (Linnaeus, 1758) – valid
  Alle alle (Linnaeus, 1758) – valid – Dovekie, Little Auk, Mergule nain, Mérgulo atlántico, torda-miúda
  Alle alle alle (Linnaeus, 1758) – valid
  Allenbatrachus grunniens (Linnaeus, 1758) – valid – frogfish, grunting toadfish
  Alloteuthis media (Linnaeus, 1758) – invalid
  Alopex lagopus (Linnaeus, 1758) – invalid – Arctic Fox, renard arctique
  Alopoglossus angulatus (Linnaeus, 1758) – valid – Northern Teiid
  Alosa alosa (Linnaeus, 1758) – valid – Alice shad, allis shad
  Alutera monoceros (Linnaeus, 1758) – invalid
  Aluterus monoceros (Linnaeus, 1758) – valid – unicorn filefish, lija barbuda, Unicorn Filefish
  Alydus calcaratus (Linnaeus, 1758) – valid
  Amadina erythrocephala (Linnaeus, 1758) – valid – Red-headed Finch
  Amandava amandava (Linnaeus, 1758) – valid – Red Avadavat
  Amandava amandava amandava (Linnaeus, 1758) – valid
  Amathes c-nigrum (Linnaeus, 1758) – invalid – spotted cutworm
  Amazona aestiva (Linnaeus, 1758) – valid – Turquoise-fronted Amazon, Turquoise-fronted Parrot, Amazone à front bleu, Amazona frentiazul, papagaio
  Amazona aestiva aestiva (Linnaeus, 1758) – valid
  Amazona agilis (Linnaeus, 1758) – valid – Black-billed Amazon, Black-billed Parrot, Amazone verte, Amazona jamaicana piquioscura, papagaio-de-bico-preto
  Amazona autumnalis (Linnaeus, 1758) – valid – Red-lored Amazon, Red-lored Parrot, Loro cachete amarillo, Amazone à lores rouges, Amazona frentirroja, papagaio-diadema, papagaio-cavacué
  Amazona autumnalis autumnalis (Linnaeus, 1758) – valid
  Amazona brasiliensis (Linnaeus, 1758) – valid – Red-tailed Amazon, Red-tailed Parrot, Amazone à joues bleues, Amazona colirroja, papagaio-de-cara-roxa
  Amazona collaria (Linnaeus, 1758) – valid – Yellow-billed Amazon, Yellow-billed Parrot, Amazone sasabé, Amazona jamaicana piquiclara, papagaio-da-jamaica
  Amazona festiva (Linnaeus, 1758) – valid – Festive Amazon, Festive Parrot, Southern Festive Amazon, Amazone tavoua, Amazona festiva sureña, papagaio-da-várzea
  Amazona festiva festiva (Linnaeus, 1758) – valid
  Amazona leucocephala (Linnaeus, 1758) – valid – Cuban Amazon, Bahaman Parrot, Cuban Parrot, Amazone de Cuba, Amazona cubana, papagaio-de-cuba
  Amazona leucocephala leucocephala (Linnaeus, 1758) – valid
  Amblyomma americanum (Linnaeus, 1758) – valid – lone star tick
  Amegilla zonata (Linnaeus, 1758) – valid
  Ameiurus catus (Linnaeus, 1758) – valid – White Catfish, white bullhead
  Ameiva ameiva (Linnaeus, 1758) – valid – Neotropical Ameiva, Amazon Racerunner, Giant Ameiva, South American Ground Lizard, Zandolie
  Americardia media (Linnaeus, 1758) – valid – atlantic strawberry cockle, Atlantic strawberry-cockle
  Amerotyphlops reticulatus (Linnaeus, 1758) – valid – Reticulate Worm Snake
  Ammobia ichneumonea (Linnaeus, 1758) – invalid
  Ammodytes Linnaeus, 1758 – valid – sand lances
  Ammodytes tobianus Linnaeus, 1758 – valid – lesser sand eel
  Ammophila sabulosa (Linnaeus, 1758) – valid
  Ammophila sabulosa sabulosa (Linnaeus, 1758) – invalid
  Amphiesma stolata (Linnaeus, 1758) – invalid
  Amphiesma stolatum (Linnaeus, 1758) – valid – Buff Striped Keelback
  Amphiprion polymnus (Linnaeus, 1758) – valid – yellowfinned anemonefish, brownsaddle clownfish, saddleback clownfish
  Amphisbaena Linnaeus, 1758 – valid – Tropical Worm Lizards
  Amphisbaena alba Linnaeus, 1758 – valid – Red Worm Lizard
  Amphisbaena fuliginosa Linnaeus, 1758 – valid – Speckled Worm Lizard
  Amphisbaena fuliginosa fuliginosa Linnaeus, 1758 – valid
  Amphisbetia operculata (Linnaeus, 1758) – valid
  Anableps anableps (Linnaeus, 1758) – valid – four-eyes, foureyed fish, four-eyes, largescale foureyes
  Anarhichas Linnaeus, 1758 – valid – Atlantic wolffishes
  Anarhichas lupus Linnaeus, 1758 – valid – Atlantic wolffish, loup atlantique
  Anas Linnaeus, 1758 – valid – Dabbling Ducks
  Anas acuta Linnaeus, 1758 – valid – Pato golondrino, Northern Pintail, Canard pilet, Ánade rabudo norteño, arrabio
  Anas acuta acuta Linnaeus, 1758 – invalid
  Anas albeola Linnaeus, 1758 – invalid
  Anas anser Linnaeus, 1758 – invalid
  Anas arborea Linnaeus, 1758 – invalid
  Anas autumnalis Linnaeus, 1758 – invalid
  Anas bahamensis Linnaeus, 1758 – valid – White-cheeked Pintail, Canard des Bahamas, Ánade gargantillo, marreca-toicinho
  Anas bahamensis bahamensis Linnaeus, 1758 – valid
  Anas bernicla Linnaeus, 1758 – invalid
  Anas caerulescens Linnaeus, 1758 – invalid
  Anas canadensis Linnaeus, 1758 – invalid
  Anas clangula Linnaeus, 1758 – invalid
  Anas clypeata Linnaeus, 1758 – invalid – Pato cucharón-norteño, Northern Shoveler, canard souchet
  Anas crecca Linnaeus, 1758 – valid – Eurasian Teal, Cerceta ala verde, Green-winged Teal, Sarcelle d'hiver, Cerceta común, marrequinha, Common Teal
  Anas crecca crecca Linnaeus, 1758 – invalid
  Anas cygnoid Linnaeus, 1758 – invalid
  Anas cygnus Linnaeus, 1758 – invalid
  Anas erythropus Linnaeus, 1758 – invalid
  Anas ferina Linnaeus, 1758 – invalid
  Anas fuligula Linnaeus, 1758 – invalid
  Anas fusca Linnaeus, 1758 – invalid
  Anas galericulata Linnaeus, 1758 – invalid
  Anas histrionicus Linnaeus, 1758 – invalid
  Anas hyemalis Linnaeus, 1758 – invalid
  Anas mollissima Linnaeus, 1758 – invalid
  Anas moschata Linnaeus, 1758 – invalid
  Anas nigra Linnaeus, 1758 – invalid
  Anas penelope Linnaeus, 1758 – invalid – Pato silbón, Eurasian Wigeon, canard siffleur
  Anas perspicillata Linnaeus, 1758 – invalid
  Anas platyrhynchos Linnaeus, 1758 – valid – Pato de collar, Mallard, Canard colvert, Ánade azulón, pato-real
  Anas platyrhynchos platyrhynchos Linnaeus, 1758 – valid
  Anas querquedula Linnaeus, 1758 – invalid – Cerceta ceja blanca, Garganey, sarcelle d'été
  Anas spectabilis Linnaeus, 1758 – invalid
  Anas sponsa Linnaeus, 1758 – invalid
  Anas strepera Linnaeus, 1758 – invalid – Pato friso, Gadwall, canard chipeau
  Anas strepera strepera Linnaeus, 1758 – invalid
  Anas tadorna Linnaeus, 1758 – invalid
  Anatis entale (Linnaeus, 1758) – invalid
  Anatis entale entale (Linnaeus, 1758) – invalid
  Anchoa hepsetus (Linnaeus, 1758) – valid – striped anchovy, manjúa listada, anchoa legítima, broad-striped anchovy
  Ancilla glabrata (Linnaeus, 1758) – valid
  Andrena cineraria (Linnaeus, 1758) – valid
  Andrena helvola (Linnaeus, 1758) – valid
  Androctonus australis (Linnaeus, 1758) – valid – fattailed scorpion
  Androctonus australis australis (Linnaeus, 1758) – invalid
  Anguilla anguilla (Linnaeus, 1758) – valid – common eel, European eel
  Anguis Linnaeus, 1758 – valid – slow worms
  Anguis fragilis Linnaeus, 1758 – valid – Slow Worm
  Anguis lumbricalis Linnaeus, 1758 – invalid
  Anguis maculata Linnaeus, 1758 – invalid
  Anilius scytale (Linnaeus, 1758) – valid – Coral Cylinder Snakes
  Anilius scytale scytale (Linnaeus, 1758) – valid – Coral Cylinder Snake
  Anilocra physodes (Linnaeus, 1758) – valid
  Anisotremus virginicus (Linnaeus, 1758) – valid – catalineta, porkfish, burro payaso
  Anodonta anatina (Linnaeus, 1758) – valid
  Anodonta cygnea (Linnaeus, 1758) – valid
  Anodontia edentula (Linnaeus, 1758) – valid
  Anomia Linnaeus, 1758 – valid
  Anomia ephippium Linnaeus, 1758 – valid
  Anomia retusa Linnaeus, 1758 – invalid
  Anomia squamula Linnaeus, 1758 – valid – prickly jingle
  Anostomus anostomus (Linnaeus, 1758) – valid – striped anastomus, striped anastomus
  Anous stolidus (Linnaeus, 1758) – valid – Brown Noddy, Charrán-bobo café, Noddi brun, Tiñosa boba, trinta-réis-escuro, tinhosa
  Anous stolidus stolidus (Linnaeus, 1758) – valid
  Anser anser (Linnaeus, 1758) – valid – Greylag Goose, Oie cendrée, Ánsar común, ganso-bravo, Graylag Goose
  Anser anser anser (Linnaeus, 1758) – valid
  Anser caerulescens (Linnaeus, 1758) – valid – Snow Goose, Oie des neiges, Ánsar nival, ganso-das-neves, Blue Goose
  Anser caerulescens caerulescens (Linnaeus, 1758) – valid
  Anser cygnoid (Linnaeus, 1758) – invalid – Swan Goose
  Anser cygnoides (Linnaeus, 1758) – valid – Swan Goose, Oie cygnoïde, Ánsar cisnal, ganso-cisne
  Anser erythropus (Linnaeus, 1758) – valid – Lesser White-fronted Goose, Oie naine, Ánsar chico, ganso-pequeno
  Antalis entale (Linnaeus, 1758) – valid – occidental tuskshell
  Antalis entale entale (Linnaeus, 1758) – valid
  Antennularia antennina (Linnaeus, 1758) – invalid
  Anthemois centuncularis (Linnaeus, 1758) – invalid
  Anthias anthias (Linnaeus, 1758) – valid
  Anthicus floralis (Linnaeus, 1758) – invalid – narrownecked grain beetle
  Anthidium manicatum (Linnaeus, 1758) – valid
  Anthidium manicatum manicatum (Linnaeus, 1758) – valid
  Anthocoris memorum (Linnaeus, 1758) – invalid
  Anthomyia pluvialis (Linnaeus, 1758) – valid
  Anthonomus pumorum (Linnaeus, 1758) – valid
  Anthophora retusa (Linnaeus, 1758) – valid
  Anthracothorax mango (Linnaeus, 1758) – valid – Jamaican Mango
  Anthrenus scrophulariae (Linnaeus, 1758) – valid – carpet beetle, anthrène des tapis
  Anthropoides virgo (Linnaeus, 1758) – invalid – Demoiselle Crane
  Anthus campestris (Linnaeus, 1758) – valid – Tawny Pipit
  Anthus campestris campestris (Linnaeus, 1758) – valid
  Anthus pratensis (Linnaeus, 1758) – valid – Meadow Pipit
  Anthus pratensis pratensis (Linnaeus, 1758) – valid
  Anthus spinoletta (Linnaeus, 1758) – valid – Water Pipit
  Anthus spinoletta spinoletta (Linnaeus, 1758) – valid
  Anthus trivialis (Linnaeus, 1758) – valid – Brown Tree-Pipit, Tree Pipit
  Anthus trivialis trivialis (Linnaeus, 1758) – valid
  Antigone antigone (Linnaeus, 1758) – valid – Sarus Crane, grou-antígona, Grue antigone, Grulla sarus
  Antigone antigone antigone (Linnaeus, 1758) – valid
  Antigone canadensis (Linnaeus, 1758) – valid – Sandhill Crane, grou-americano, Grue du Canada, Grulla canadiense
  Antigone canadensis canadensis (Linnaeus, 1758) – valid – Lesser Sandhill Crane
  Antilope cervicapra (Linnaeus, 1758) – valid – blackbuck, Blackbuck
  Antilope cervicapra cervicapra (Linnaeus, 1758) – valid
  Anystis baccarum (Linnaeus, 1758) – valid
  Anystis salicinus (Linnaeus, 1758) – valid
  Apantesis virgo (Linnaeus, 1758) – invalid – virgin tiger moth
  Aphidecta obliterata (Linnaeus, 1758) – valid
  Aphidius aphidium (Linnaeus, 1758) – invalid
  Aphodius fimetarius (Linnaeus, 1758) – valid
  Aphrodita Linnaeus, 1758 – valid
  Apis Linnaeus, 1758 – valid
  Apis acervorum Linnaeus, 1758 – invalid
  Apis aestuans Linnaeus, 1758 – invalid
  Apis alpina Linnaeus, 1758 – invalid
  Apis bicornis Linnaeus, 1758 – invalid
  Apis caerulescens Linnaeus, 1758 – invalid
  Apis centuncularis Linnaeus, 1758 – invalid
  Apis cineraria Linnaeus, 1758 – invalid
  Apis coerulescens Linnaeus, 1758 – invalid
  Apis conica Linnaeus, 1758 – invalid
  Apis cordata Linnaeus, 1758 – invalid
  Apis dentata Linnaeus, 1758 – invalid
  Apis florisomnis Linnaeus, 1758 – invalid
  Apis helvola Linnaeus, 1758 – invalid
  Apis hypnorum Linnaeus, 1758 – invalid
  Apis ichneumonea Linnaeus, 1758 – invalid
  Apis lapidaria Linnaeus, 1758 – invalid
  Apis longicornis Linnaeus, 1758 – invalid
  Apis manicata Linnaeus, 1758 – invalid
  Apis mellifera Linnaeus, 1758 – valid – honey bee, abeille domestique
  Apis muscorum Linnaeus, 1758 – invalid
  Apis quadridentata Linnaeus, 1758 – invalid
  Apis retusa Linnaeus, 1758 – invalid
  Apis rostrata Linnaeus, 1758 – invalid
  Apis rufa Linnaeus, 1758 – invalid
  Apis signata (Linnaeus, 1758) – invalid
  Apis subterranea Linnaeus, 1758 – invalid
  Apis surinamensis Linnaeus, 1758 – invalid
  Apis terrestris Linnaeus, 1758 – invalid
  Apis tropica Linnaeus, 1758 – invalid
  Apis truncorum Linnaeus, 1758 – invalid
  Apis tumulorum Linnaeus, 1758 – invalid
  Apis zonata Linnaeus, 1758 – invalid
  Apius figulus (Linnaeus, 1758) – invalid
  Aplexa hypnorum (Linnaeus, 1758) – valid
  Aplocera plagiata (Linnaeus, 1758) – valid
  Apodemus sylvaticus (Linnaeus, 1758) – valid – Long-tailed Field Mouse, Common Field Mouse
  Apogon imberbis (Linnaeus, 1758) – valid – cardinalfish, king of the mullets, cardinalfish, king of the mullets
  Aporrhais pespelicanis Linnaeus, 1758 – valid
  Apterichthus caecus (Linnaeus, 1758) – invalid
  Apterichtus caecus (Linnaeus, 1758) – valid
  Apus apus (Linnaeus, 1758) – valid – Common Swift
  Apus apus apus (Linnaeus, 1758) – valid
  Apus melba (Linnaeus, 1758) – invalid
  Apus melba melba (Linnaeus, 1758) – invalid
  Aquila chrysaetos (Linnaeus, 1758) – valid – Aigle royal, águia-real, Águila real, Golden Eagle
  Aquila chrysaetos canadensis (Linnaeus, 1758) – valid
  Aquila chrysaetos chrysaetos (Linnaeus, 1758) – valid
  Ara ararauna (Linnaeus, 1758) – valid – Blue-and-yellow Macaw, Ara bleu, Guacamayo azuliamarillo, arara-canindé
  Ara macao (Linnaeus, 1758) – valid – Scarlet Macaw, Guacamaya roja, Ara rouge, Guacamayo macao, araracanga
  Ara macao macao (Linnaeus, 1758) – valid
  Ara milstaris (Linnaeus, 1758) – invalid
  Ara nobilis (Linnaeus, 1758) – invalid
  Ara severa (Linnaeus, 1758) – invalid
  Ara severus (Linnaeus, 1758) – valid – Chestnut-fronted Macaw, Ara vert, Guacamayo severo, maracanã-guaçu
  Ara severus severus (Linnaeus, 1758) – invalid
  Aradus betulae (Linnaeus, 1758) – valid
  Aratinga canicularis (Linnaeus, 1758) – invalid – Orange-fronted Parakeet, Perico frente naranja
  Aratinga canicularis canicularis (Linnaeus, 1758) – invalid
  Aratinga pertinax (Linnaeus, 1758) – invalid – Brown-throated Parakeet
  Aratinga pertinax aeruginosa (Linnaeus, 1758) – invalid
  Aratinga pertinax pertinax (Linnaeus, 1758) – invalid
  Aratinga solstitialis (Linnaeus, 1758) – valid – Sun Parakeet, Conure soleil, Aratinga sol, jandaia-amarela
  Arca Linnaeus, 1758 – valid
  Archilochus colubris (Linnaeus, 1758) – valid – Colibrí garganta rubí, Ruby-throated Hummingbird, colibri à gorge rubis
  Archips americana (Linnaeus, 1758) – invalid
  Archips oporana (Linnaeus, 1758) – valid
  Archips rosana (Linnaeus, 1758) – valid – European leafroller, tordeuse européenne
  Architectonica perspectiva (Linnaeus, 1758) – valid
  Archosargus rhomboidalis (Linnaeus, 1758) – valid – sea bream, salema, sargo amarillo
  Arctia caja (Linnaeus, 1758) – valid – garden tiger moth, ecaille martre, great tiger moth
  Ardea Linnaeus, 1758 – valid – Great Herons
  Ardea alba Linnaeus, 1758 – valid – Great Egret, Grande Aigrette, Garceta grande, garça-branca-grande
  Ardea alba alba Linnaeus, 1758 – valid
  Ardea americana Linnaeus, 1758 – invalid
  Ardea antigone Linnaeus, 1758 – invalid
  Ardea caerulea Linnaeus, 1758 – invalid
  Ardea canadensis Linnaeus, 1758 – invalid
  Ardea cinerea Linnaeus, 1758 – valid – Gray Heron, Grey Heron, Héron cendré, Garza real, garça-real
  Ardea cinerea cinerea Linnaeus, 1758 – valid
  Ardea grus Linnaeus, 1758 – invalid
  Ardea herodias Linnaeus, 1758 – valid – Great Blue Heron, Grand Héron, Garza azulada, garça-azul-grande
  Ardea herodias herodias Linnaeus, 1758 – valid
  Ardea ibis Linnaeus, 1758 – valid – Western Cattle Egret, Garcilla bueyera occidental, garça-boieira-ocidental, Héron garde-boeufs
  Ardea nycticorax Linnaeus, 1758 – invalid
  Ardea pavonina Linnaeus, 1758 – invalid
  Ardea stellaris Linnaeus, 1758 – invalid
  Ardea striata Linnaeus, 1758 – invalid
  Ardea violacea Linnaeus, 1758 – invalid
  Ardea virescens Linnaeus, 1758 – invalid
  Ardea virgo Linnaeus, 1758 – invalid
  Ardeotis arabs (Linnaeus, 1758) – valid – abetarda-do-saara, Outarde arabe, Avutarda árabe, Arabian Bustard
  Ardeotis arabs arabs (Linnaeus, 1758) – valid
  Arenaria interpres (Linnaeus, 1758) – valid – Vuelvepiedras rojizo, Ruddy Turnstone, Tournepierre à collier, Vuelvepiedras común, vira-pedras, rola-do-mar
  Arenaria interpres interpres (Linnaeus, 1758) – valid
  Arenicola marina (Linnaeus, 1758) – valid
  Argentina Linnaeus, 1758 – valid
  Argentina Linnaeus, 1758 – invalid
  Argentina sphyraena Linnaeus, 1758 – valid – silver smelt
  Argonauta Linnaeus, 1758 – valid
  Argonauta argo Linnaeus, 1758 – valid – greater argonaut
  Argopecten gibbus (Linnaeus, 1758) – valid – Atlantic calico scallop
  Arhopalus rusticus (Linnaeus, 1758) – valid
  Arhopalus rusticus rusticus (Linnaeus, 1758) – valid
  Arion ater (Linnaeus, 1758) – valid – black arion
  Arion rufus (Linnaeus, 1758) – valid – chocolate arion
  Armiger crista (Linnaeus, 1758) – invalid – star gyro
  Arothron hispidus (Linnaeus, 1758) – valid – poison puffer, botete panza rayada, stripebelly puffer, Stripebelly Puffer
  Artemia salina (Linnaeus, 1758) – valid
  Arvicola amphibius (Linnaeus, 1758) – valid – Eurasian Water Vole
  Arvicola terrestris (Linnaeus, 1758) – invalid – European water vole
  Asaphis deflorata (Linnaeus, 1758) – valid – gaudy sanguin
  Asca aphidioides (Linnaeus, 1758) – valid
  Ascalapha odorata (Linnaeus, 1758) – valid – glassy cutworm, black witch
  Asellus aquaticus (Linnaeus, 1758) – valid
  Asellus aquaticus (Linnaeus, 1758) – invalid
  Asemum striatum (Linnaeus, 1758) – valid
  Asilus gilvus Linnaeus, 1758 – invalid
  Asio otus (Linnaeus, 1758) – valid – bufo-pequeno, Búho chico, Búho cara café, Long-eared Owl, hibou moyen-duc
  Asio otus otus (Linnaeus, 1758) – valid
  Aspitrigla cuculus (Linnaeus, 1758) – invalid – cuckoo gurnard, red gurnard
  Aspius aspius (Linnaeus, 1758) – invalid
  Aspredo aspredo (Linnaeus, 1758) – valid
  Astacus astacus (Linnaeus, 1758) – valid
  Astacus astacus astacus (Linnaeus, 1758) – valid
  Astacus crangon (Linnaeus, 1758) – invalid
  Asteracanthion glacialis (Linnaeus, 1758) – invalid
  Asteracanthion rubens (Linnaeus, 1758) – invalid
  Asterias Linnaeus, 1758 – valid
  Asterias aranciaca Linnaeus, 1758 – invalid
  Asterias equestris Linnaeus, 1758 – invalid
  Asterias glacialis Linnaeus, 1758 – invalid
  Asterias laevigata Linnaeus, 1758 – invalid
  Asterias luna Linnaeus, 1758 – invalid
  Asterias nodosa Linnaeus, 1758 – invalid
  Asterias planci Linnaeus, 1758 – invalid
  Asterias reticulata Linnaeus, 1758 – invalid
  Asterias rubens Linnaeus, 1758 – valid
  Asterodactylus pipa (Linnaeus, 1758) – invalid
  Astropecten aranciacus (Linnaeus, 1758) – valid – estrella de mar anaranjada
  Astur gentilis (Linnaeus, 1758) – valid – Eurasian Goshawk, Autour des palombes, açor-eurasiático, Azor común
  Astur gentilis gentilis (Linnaeus, 1758) – valid
  Astyanax bimaculatus (Linnaeus, 1758) – valid – twospot astyanax, twospot astyanax
  Ateles paniscus (Linnaeus, 1758) – valid – Black Spider Monkey, Red-faced Black Spider Monkey, Red-faced Spider Monkey
  Atherina Linnaeus, 1758 – valid – friars
  Atherina hepsetus Linnaeus, 1758 – valid – sand smelt
  Atherurus macrourus (Linnaeus, 1758) – valid – Asiatic Brush-tailed Porcupine, Asian Brush-tailed Porcupine
  Atholus bimaculatus (Linnaeus, 1758) – valid
  Athripsodes albifrons (Linnaeus, 1758) – valid
  Athripsodes bilineatus (Linnaeus, 1758) – valid
  Atlantoxerus getulus (Linnaeus, 1758) – valid – Barbary Ground Squirrel
  Atta cephalotes (Linnaeus, 1758) – valid
  Atta sexdens (Linnaeus, 1758) – valid
  Attagenus pellio (Linnaeus, 1758) – valid
  Attelabus Linnaeus, 1758 – valid
  Aulacidea hieracii (Linnaeus, 1758) – valid
  Aurelia aurita (Linnaeus, 1758) – valid – moon jelly, moon jelly
  Autographa gamma (Linnaeus, 1758) – valid
  Avicularia avicularia (Linnaeus, 1758) – valid – pinktoe tarantula
  Avicularia avicularia avicularia (Linnaeus, 1758) – invalid
  Axinella infundibuliformis (Linnaeus, 1758) – valid
  Aythya ferina (Linnaeus, 1758) – valid – Common Pochard, Fuligule milouin, Porrón europeo, zarro
  Aythya fuligula (Linnaeus, 1758) – valid – Tufted Duck, Fuligule morillon, Porrón moñudo, negrinha
  Babyrousa babyrussa (Linnaeus, 1758) – valid – Buru Babirusa, babirusa
  Balaena Linnaeus, 1758 – valid – right whales
  Balaena boops Linnaeus, 1758 – invalid
  Balaena musculus Linnaeus, 1758 – invalid
  Balaena mysticetus Linnaeus, 1758 – valid – black right whale, bowhead whale, Bowhead, baleine boréale, Greenland whale
  Balaena physalus Linnaeus, 1758 – invalid
  Balaenoptera musculus (Linnaeus, 1758) – valid – Blue Whale, Ballena azul, rorqual bleu
  Balaenoptera musculus musculus (Linnaeus, 1758) – valid – Northern Blue Whale
  Balaenoptera physalus (Linnaeus, 1758) – valid – Fin Whale, finback whale, rorqual commun, Ballena de aleta
  Balaenoptera physalus physalus (Linnaeus, 1758) – valid – North Atlantic fin whale, Northern Fin Whale
  Balanus balanus (Linnaeus, 1758) – valid
  Balearica pavonina (Linnaeus, 1758) – valid – grou-coroado-preto, Grue couronnée, Grulla coronada cuellinegra, Black Crowned Crane
  Balearica pavonina pavonina (Linnaeus, 1758) – valid
  Balistapus aculeatus (Linnaeus, 1758) – invalid
  Balistes Linnaeus, 1758 – valid – triggerfishes
  Balistes aculeatus Linnaeus, 1758 – invalid
  Balistes monoceros Linnaeus, 1758 – invalid
  Balistes ringens Linnaeus, 1758 – invalid
  Balistes tomentosus Linnaeus, 1758 – invalid
  Balistes verrucosus Linnaeus, 1758 – invalid
  Balistes vetula Linnaeus, 1758 – valid – queen triggerfish, cochino, baliste royal, Queen Triggerfish
  Ballerus ballerus (Linnaeus, 1758) – valid – blue bream
  Barbatula barbatula (Linnaeus, 1758) – valid – stone loach, groundling
  Barbus barbus (Linnaeus, 1758) – valid
  Barnea candida Linnaeus, 1758 – valid
  Basiliscus basiliscus (Linnaeus, 1758) – valid – Common Basilisk
  Basiliscus basiliscus basiliscus (Linnaeus, 1758) – valid
  Batocera rubus (Linnaeus, 1758) – valid
  Batrachus grunniens (Linnaeus, 1758) – invalid – frogfish
  Batrachythys paradoxa (Linnaeus, 1758) – invalid
  Battus polydamas (Linnaeus, 1758) – valid – Polydamas Swallowtail
  Battus polydamas polydamas (Linnaeus, 1758) – valid
  Bembex signata (Linnaeus, 1758) – invalid
  Bembix rostrata (Linnaeus, 1758) – valid
  Bembix rostrata rostrata (Linnaeus, 1758) – valid
  Bembix signata (Linnaeus, 1758) – invalid
  Bicellariella ciliata (Linnaeus, 1758) – valid
  Bison bison (Linnaeus, 1758) – valid – American bison, bison, Bisonte americano, American Bison
  Bison bison bison (Linnaeus, 1758) – invalid – plains bison, bison
  Bison bonasus (Linnaeus, 1758) – valid – European bison, wisent, European Bison
  Bison bonasus bonasus (Linnaeus, 1758) – valid
  Biston betularia (Linnaeus, 1758) – valid – Pepper and Salt Geometer
  Biston betularia betularia (Linnaeus, 1758) – valid
  Bithynia tentaculata (Linnaeus, 1758) – valid – mud bithynia
  Bitis atropos (Linnaeus, 1758) – valid – Mountain Adder
  Bitis atropos atropos (Linnaeus, 1758) – valid
  Bivalvia Linnaeus, 1758 – valid – bivalves, clams, bivalves, palourdes, bivalve, mexilhão, ostra
  Blaberus giganteus (Linnaeus, 1758) – valid
  Blatta Linnaeus, 1758 – valid
  Blatta orientalis Linnaeus, 1758 – valid – oriental cockroach, blatte orientale
  Blennius Linnaeus, 1758 – valid – blennies, blennies
  Blennius cornutus Linnaeus, 1758 – invalid – horned blenny, horned blenny
  Blennius cristatus Linnaeus, 1758 – invalid – molly miller
  Blennius gattorugine Linnaeus, 1758 – invalid – tompot blenny, tompot blenny
  Blennius ocellaris Linnaeus, 1758 – valid – butterfly blenny, butterfly blenny
  Blennius pholis Linnaeus, 1758 – invalid – shanny, smooth blenny, shanny
  Blethisa multipunctata (Linnaeus, 1758) – valid
  Blethisa multipunctata multipunctata (Linnaeus, 1758) – valid
  Blicca bjoerkna (Linnaeus, 1758) – valid – white bream, silver bream
  Boa Linnaeus, 1758 – valid – Boas
  Boa constrictor Linnaeus, 1758 – valid – Boa Constrictor, Boa constrictor
  Boa constrictor constrictor Linnaeus, 1758 – valid
  Boa constrictor orophias Linnaeus, 1758 – valid
  Boana boans (Linnaeus, 1758) – valid
  Bodianus rufus (Linnaeus, 1758) – valid – Spanish hogfish, pez perro español, vieja española
  Boleophthalmus pectinirostris (Linnaeus, 1758) – valid
  Bombina variegata (Linnaeus, 1758) – valid
  Bombinator gibbosus (Linnaeus, 1758) – invalid
  Bombinator variegata (Linnaeus, 1758) – invalid
  Bombinator ventricosus (Linnaeus, 1758) – invalid
  Bombus alpinus (Linnaeus, 1758) – valid
  Bombus hypnorum (Linnaeus, 1758) – valid – New Garden Bumblebee
  Bombus lapidarius (Linnaeus, 1758) – valid – Stone Humble-bee, Red tailed Bumblebee, Large Red-tailed Humble-bee
  Bombus muscorum (Linnaeus, 1758) – valid – Large Carder-bee, Moss Carder-bee
  Bombus muscorum muscorum (Linnaeus, 1758) – valid
  Bombus subterraneus (Linnaeus, 1758) – valid – Short-haired Humble-bee
  Bombus terrestris (Linnaeus, 1758) – valid – Buff tailed bumblebee, Buff-tailed bumblebee, Buff-tailed Humble-bee, Large Earth Humble-bee
  Bombus terrestris terrestris (Linnaeus, 1758) – valid
  Bombycilla garrulus (Linnaeus, 1758) – valid – Bohemian Waxwing, jaseur boréal
  Bombycilla garrulus garrulus (Linnaeus, 1758) – valid
  Bombylius major Linnaeus, 1758 – valid
  Bombyx Linnaeus, 1758 – valid
  Bonasa bonasia (Linnaeus, 1758) – invalid – Hazel Grouse
  Bonasa bonasia bonasia (Linnaeus, 1758) – invalid
  Boops boops (Linnaeus, 1758) – valid
  Bos Linnaeus, 1758 – valid – true cattle, oxen
  Bos bison Linnaeus, 1758 – invalid – American bison, bison
  Bos bonasus Linnaeus, 1758 – invalid – wisent
  Bos indicus Linnaeus, 1758 – invalid – Brahma cattle, zebu cattle
  Bos taurus Linnaeus, 1758 – valid – aurochs, domesticated cattle, domestic cattle (feral), Aurochs
  Bos taurus indicus Linnaeus, 1758 – valid – zebu, Indian humped cattle, Brahma cattle, zebu cattle
  Bos taurus taurus Linnaeus, 1758 – valid
  Bostrichus capucinus (Linnaeus, 1758) – valid
  Botaurus stellaris (Linnaeus, 1758) – valid – Eurasian Bittern, Avetoro común, abetouro-comum, Butor étoilé
  Botaurus stellaris stellaris (Linnaeus, 1758) – valid
  Bothrops atrox (Linnaeus, 1758) – valid – Fer-de-Lance, Common Lancehead, Barba Amarilla
  Bothus lunatus (Linnaeus, 1758) – valid – peacock flounder, lenguado lunado, Peacock Flounder
  Brachidontes exustus (Linnaeus, 1758) – valid – scorched mussel
  Brachionus urceus (Linnaeus, 1758) – valid
  Brachyorrhos albus (Linnaeus, 1758) – valid – Seram Short-tailed Snake
  Brachypterolus pulicarius (Linnaeus, 1758) – valid
  Bradypus Linnaeus, 1758 – valid
  Bradypus didactylus Linnaeus, 1758 – invalid
  Bradypus tridactylus Linnaeus, 1758 – valid – Pale-throated Three-toed Sloth, Pale-throated Sloth
  Branchipus salina (Linnaeus, 1758) – invalid
  Branchipus stagnalis (Linnaeus, 1758) – invalid
  Branta bernicla (Linnaeus, 1758) – valid – Brant Goose, Brent Goose, Ganso de collar, Brant, Bernache cravant, Barnacla carinegra, ganso-de-faces-pretas
  Branta bernicla bernicla (Linnaeus, 1758) – valid
  Branta canadensis (Linnaeus, 1758) – valid – Ganso canadiense, Canada Goose, Bernache du Canada, Barnacla canadiense grande, ganso-do-canadá
  Branta canadensis canadensis (Linnaeus, 1758) – valid
  Brentus anchorago (Linnaeus, 1758) – valid
  Breviceps gibbosus (Linnaeus, 1758) – valid
  Brevicoryne brassicae (Linnaeus, 1758) – valid – cabbage aphid, puceron du chou
  Bromius obscurus (Linnaeus, 1758) – valid
  Broscus cephalotes (Linnaeus, 1758) – valid
  Bruchus pisorum (Linnaeus, 1758) – valid – bruche du pois, pea weevil
  Brumus quadripustulatus (Linnaeus, 1758) – valid
  Bubalus bubalis (Linnaeus, 1758) – valid – water buffalo, water buffalo (feral), Water Buffalo, domestic water buffalo
  Bubalus bubalis bubalis (Linnaeus, 1758) – valid
  Bubo bubo (Linnaeus, 1758) – valid – bufo-real, Grand-duc d'Europe, Búho real, Eurasian Eagle-Owl
  Bubo bubo bubo (Linnaeus, 1758) – valid
  Bubo scandiaca (Linnaeus, 1758) – invalid
  Bubo scandiacus (Linnaeus, 1758) – valid – Snowy Owl, harfang des neiges, coruja-das-neves, Búho nival
  Bubulcus ibis (Linnaeus, 1758) – invalid
  Bubulcus ibis ibis (Linnaeus, 1758) – invalid
  Buccinum Linnaeus, 1758 – valid
  Buccinum undatum Linnaeus, 1758 – valid – waved whelk
  Bucephala albeola (Linnaeus, 1758) – valid – Pato monja, Bufflehead, Petit Garrot, Porrón albeola, olho-dourado-de-touca
  Bucephala clangula (Linnaeus, 1758) – valid – Pato chillón, Common Goldeneye, Garrot à oeil d'or, Porrón osculado, olho-dourado
  Bucephala clangula clangula (Linnaeus, 1758) – valid
  Buceros Linnaeus, 1758 – valid
  Buceros bicornis Linnaeus, 1758 – valid – Great Hornbill, calau-bicórnio, Cálao bicorne, Calao bicorne
  Buceros rhinoceros Linnaeus, 1758 – valid – Rhinoceros Hornbill, calau-rinoceronte, Cálao rinoceronte, Calao rhinocéros
  Buceros rhinoceros rhinoceros Linnaeus, 1758 – valid
  Buffo cornuta (Linnaeus, 1758) – invalid
  Buffo gibbosus (Linnaeus, 1758) – invalid
  Bufo bufo (Linnaeus, 1758) – valid – European Toad
  Bufo cornutus (Linnaeus, 1758) – invalid
  Bufo gibbosus (Linnaeus, 1758) – invalid
  Bufo marinis (Linnaeus, 1758) – invalid
  Bufo marinus (Linnaeus, 1758) – invalid – Giant Toad, Sapo gigante, Marine Toad, Cane Toad
  Bufo marinus marinus (Linnaeus, 1758) – invalid
  Bufo pipa (Linnaeus, 1758) – invalid
  Bufo rubeta (Linnaeus, 1758) – invalid
  Bufo typhonius (Linnaeus, 1758) – invalid
  Bufo typhonius typhonius (Linnaeus, 1758) – invalid
  Bufo ventricosus (Linnaeus, 1758) – invalid
  Bugula avicularia (Linnaeus, 1758) – valid
  Bugula neritina (Linnaeus, 1758) – valid
  Bulla Linnaeus, 1758 – valid
  Bulla ampulla (Linnaeus, 1758) – valid
  Bungarus candidus (Linnaeus, 1758) – valid – Blue Krait
  Buprestis Linnaeus, 1758 – valid
  Buprestis (Buprestis) Linnaeus, 1758 – valid
  Burhinus oedicnemus (Linnaeus, 1758) – valid – Eurasian Stone-curlew, Oedicnème criard, Alcaraván común, alcaravão, Eurasian Thick-knee
  Burhinus oedicnemus oedicnemus (Linnaeus, 1758) – valid
  Busycon canaliculatum (Linnaeus, 1758) – invalid
  Busycon perversum (Linnaeus, 1758) – valid
  Busycon perversum perversum (Linnaeus, 1758) – valid
  Busycotypus canaliculatus (Linnaeus, 1758) – valid – channeled whelk
  Buteo buteo (Linnaeus, 1758) – valid – Buse variable, bútio-d'asa-redonda, Busardo ratonero, Common Buzzard
  Buteo buteo buteo (Linnaeus, 1758) – valid
  Butorides striata (Linnaeus, 1758) – valid – Striated Heron, Héron strié, Green-backed Heron, Garcita verdosa, garçote-de-dorso-verde
  Butorides striata striata (Linnaeus, 1758) – valid
  Butorides striata virescens (Linnaeus, 1758) – invalid
  Butorides striatus (Linnaeus, 1758) – invalid – Green-backed Heron
  Butorides virescens (Linnaeus, 1758) – valid – Green Heron, Héron vert, Garcilla Verde, garçote-verde
  Butorides virescens virescens (Linnaeus, 1758) – valid
  Byrrhus Linnaeus, 1758 – valid
  Byrrhus pilula Linnaeus, 1758 – valid
  Cabassous unicinctus (Linnaeus, 1758) – valid – Southern Naked-tailed Armadillo
  Cabassous unicinctus unicinctus (Linnaeus, 1758) – valid
  Cacicus cela (Linnaeus, 1758) – valid – Yellow-rumped Cacique
  Cacicus cela cela (Linnaeus, 1758) – valid
  Caecilia Linnaeus, 1758 – valid – common caecilians
  Caecilia glutinosa Linnaeus, 1758 – invalid
  Caecilia tentaculata Linnaeus, 1758 – valid
  Caiman crocodilus (Linnaeus, 1758) – valid – Common Caiman, Spectacled Caiman
  Caiman crocodilus crocodilus (Linnaeus, 1758) – valid – Common Caiman
  Cairina moschata (Linnaeus, 1758) – valid – Muscovy Duck, Pato real, Canard musqué, Pato criollo, pato-do-mato
  Calamita arboreus (Linnaeus, 1758) – invalid
  Calamita boans (Linnaeus, 1758) – invalid
  Calappa calappa (Linnaeus, 1758) – valid – giant box crab
  Calappa hepatica (Linnaeus, 1758) – valid – smooth box crab, pokipoki
  Calathus melanocephalus (Linnaeus, 1758) – valid
  Calcarius lapponicus (Linnaeus, 1758) – valid – Escribano ártico, Lapland Longspur, bruant lapon
  Calcarius lapponicus lapponicus (Linnaeus, 1758) – valid
  Calidris alpina (Linnaeus, 1758) – valid – Playero dorso rojo, Dunlin, Bécasseau variable, Correlimos común, pilrito-de-peito-preto
  Calidris alpina alpina (Linnaeus, 1758) – valid
  Calidris canutus (Linnaeus, 1758) – valid – Playero canuto, Red Knot, Bécasseau maubèche, Correlimos gordo, maçarico-de-papo-vermelho, seixoeira
  Calidris canutus canutus (Linnaeus, 1758) – valid
  Calidris pugnax (Linnaeus, 1758) – valid – Ruff, Combattant varié, Combatiente, combatente
  Calidris pygmaea (Linnaeus, 1758) – valid – Spoon-billed Sandpiper, Bécasseau spatule, Correlimos cuchareta, pilrito-colhereiro
  Callichthys callichthys (Linnaeus, 1758) – valid – armoured catfish, cascarudo, hassar
  Callidium violaceum (Linnaeus, 1758) – valid
  Calligrapha philadelphica (Linnaeus, 1758) – valid
  Callilepis nocturna (Linnaeus, 1758) – valid
  Callionymus Linnaeus, 1758 – valid
  Callionymus lyra Linnaeus, 1758 – valid – common dragonet, common dragonet, european dragonet, European dragonet
  Calliostoma conulus (Linnaeus, 1758) – valid
  Calliostoma zizyphinum (Linnaeus, 1758) – valid
  Calliostoma zizyphinum zizyphinum (Linnaeus, 1758) – valid
  Calliphora vomitoria (Linnaeus, 1758) – valid
  Callista chione (Linnaeus, 1758) – valid
  Callithrix jacchus (Linnaeus, 1758) – valid – White-tufted-ear Marmoset, Common Marmoset
  Callorhinchus callorhynchus (Linnaeus, 1758) – valid
  Callorhinus ursinus (Linnaeus, 1758) – valid – Northern Fur Seal
  Callorhynchus callorhynchus (Linnaeus, 1758) – invalid
  Callosobruchus chinensis (Linnaeus, 1758) – valid
  Caloenas nicobarica (Linnaeus, 1758) – valid – Nicobar Pigeon
  Caloenas nicobarica nicobarica (Linnaeus, 1758) – valid
  Calosoma sycophanta (Linnaeus, 1758) – valid
  Calotes calotes (Linnaeus, 1758) – valid – Common Green Forest Lizard
  Caluromys philander (Linnaeus, 1758) – valid – Bare-tailed Woolly Opossum
  Caluromys philander philander (Linnaeus, 1758) – valid
  Calvia quatuordecimguttata (Linnaeus, 1758) – valid
  Calypticus hesperidum (Linnaeus, 1758) – invalid
  Calyptocephala caudiverbera (Linnaeus, 1758) – invalid
  Calyptraea chinensis Linnaeus, 1758 – valid
  Camelus Linnaeus, 1758 – valid – camels
  Camelus bactrianus Linnaeus, 1758 – valid – Bactrian camel, Bactrian Camel
  Camelus bactrianus bactrianus Linnaeus, 1758 – valid
  Camelus dromedarius Linnaeus, 1758 – valid – One-humped Camel, dromedary
  Campanularia verticillata (Linnaeus, 1758) – valid
  Campanularia volubilis (Linnaeus, 1758) – valid
  Campephilus principalis (Linnaeus, 1758) – valid – Ivory-billed Woodpecker
  Campephilus principalis principalis (Linnaeus, 1758) – valid
  Camponotus herculeanus (Linnaeus, 1758) – valid
  Camponotus herculeanus herculeanus (Linnaeus, 1758) – valid
  Campylirhynchus pericarpius (Linnaeus, 1758) – valid
  Canachites canadensis (Linnaeus, 1758) – valid – Spruce Grouse
  Canachites canadensis canadensis (Linnaeus, 1758) – valid
  Cancer Linnaeus, 1758 – valid
  Cancer arctus Linnaeus, 1758 – invalid
  Cancer astacus Linnaeus, 1758 – invalid
  Cancer bernhardus Linnaeus, 1758 – invalid
  Cancer cancharus Linnaeus, 1758 – invalid
  Cancer carabus Linnaeus, 1758 – invalid
  Cancer carcinus Linnaeus, 1758 – invalid
  Cancer crangon Linnaeus, 1758 – invalid
  Cancer diogenes Linnaeus, 1758 – invalid
  Cancer gammarus Linnaeus, 1758 – invalid
  Cancer homarus Linnaeus, 1758 – invalid
  Cancer maja Linnaeus, 1758 – invalid
  Cancer norvegicus Linnaeus, 1758 – invalid
  Cancer salinus Linnaeus, 1758 – invalid
  Cancer squilla Linnaeus, 1758 – invalid
  Cancer stagnalis Linnaeus, 1758 – invalid
  Cancer symmysta Linnaeus, 1758 – invalid
  Canis Linnaeus, 1758 – valid – dogs, foxes, jackals
  Canis aureus Linnaeus, 1758 – valid – Golden Jackal, Eurasian Golden Jackal
  Canis aureus aureus Linnaeus, 1758 – valid
  Canis corsac Linnaeus, 1758 – invalid
  Canis familiaris Linnaeus, 1758 – invalid – domestic dog, domestic dog (feral)
  Canis familiarus domesticus Linnaeus, 1758 – invalid
  Canis hyaena Linnaeus, 1758 – invalid
  Canis lagopus Linnaeus, 1758 – invalid
  Canis lupus Linnaeus, 1758 – valid – Wolf, Gray Wolf, Lobo gris, loup
  Canis lupus familiaris Linnaeus, 1758 – valid – domestic dog
  Canis lupus lupus Linnaeus, 1758 – valid
  Canis vulpes Linnaeus, 1758 – invalid
  Cantharis Linnaeus, 1758 – valid
  Cantharis livida Linnaeus, 1758 – valid
  Cantharis noctiluca Linnaeus, 1758 – invalid
  Cantharis rufa Linnaeus, 1758 – valid
  Canthon pilularius (Linnaeus, 1758) – valid
  Capella gallinago (Linnaeus, 1758) – invalid
  Capella gallinago gallinago (Linnaeus, 1758) – invalid
  Capra Linnaeus, 1758 – valid – goats
  Capra hircus Linnaeus, 1758 – valid – domestic goat, goat (feral), Goat
  Capra hircus hircus Linnaeus, 1758 – valid
  Capra ibex Linnaeus, 1758 – valid – Alpine Ibex, ibex
  Capra pygmea Linnaeus, 1758 – invalid
  Capreolus capreolus (Linnaeus, 1758) – valid – western roe deer, European Roe
  Capreolus capreolus capreolus (Linnaeus, 1758) – valid
  Caprimulgus Linnaeus, 1758 – valid – Nightjars
  Caprimulgus americanus Linnaeus, 1758 – invalid
  Caprimulgus europaeus Linnaeus, 1758 – valid – European Nightjar
  Caprimulgus europaeus europaeus Linnaeus, 1758 – valid
  Capros aper (Linnaeus, 1758) – valid – boarfish, cuckoofish
  Capsus ater (Linnaeus, 1758) – valid
  Carabus Linnaeus, 1758 – valid
  Carabus (Carabus) Linnaeus, 1758 – valid
  Carabus granulatus Linnaeus, 1758 – valid
  Carabus granulatus granulatus Linnaeus, 1758 – valid
  Carassius auratus (Linnaeus, 1758) – valid – goldfish, carpa dorada, carassin
  Carassius carassius (Linnaeus, 1758) – valid – crucian carp
  Carcharodon carcharias (Linnaeus, 1758) – valid – great white shark, white shark, tiburón blanco, jaquetón de ley, requin blanc
  Carcinides maenas (Linnaeus, 1758) – invalid
  Carcinus maenas (Linnaeus, 1758) – valid – green crab
  Cardinalis cardinalis (Linnaeus, 1758) – valid – Cardenal rojo, Northern Cardinal, cardinal rouge
  Cardinalis cardinalis cardinalis (Linnaeus, 1758) – valid
  Cardium Linnaeus, 1758 – valid
  Cardium aculeata Linnaeus, 1758 – invalid
  Cardium edule Linnaeus, 1758 – invalid
  Carduelis cannabina (Linnaeus, 1758) – invalid – Common Linnet
  Carduelis cannabina cannabina (Linnaeus, 1758) – invalid
  Carduelis carduelis (Linnaeus, 1758) – valid – Eurasian Goldfinch, European Goldfinch, chardonneret élégant
  Carduelis carduelis carduelis (Linnaeus, 1758) – valid
  Carduelis chloris (Linnaeus, 1758) – invalid – European Greenfinch
  Carduelis chloris chloris (Linnaeus, 1758) – invalid
  Carduelis flammea (Linnaeus, 1758) – invalid – Common Redpoll, sizerin flammé
  Carduelis flammea flammea (Linnaeus, 1758) – invalid
  Carduelis flavirostris (Linnaeus, 1758) – invalid – Twite
  Carduelis flavirostris flavirostris (Linnaeus, 1758) – invalid
  Carduelis spinus (Linnaeus, 1758) – invalid – Eurasian Siskin
  Carduelis tristis (Linnaeus, 1758) – invalid – Jilguero canario, American Goldfinch, chardonneret jaune
  Carduelis tristis tristis (Linnaeus, 1758) – invalid
  Caretta caretta (Linnaeus, 1758) – valid – Loggerhead, Tortuga-marina caguama, Loggerhead Sea Turtle
  Caretta caretta caretta (Linnaeus, 1758) – invalid
  Carlito syrichta (Linnaeus, 1758) – valid – Philippine Tarsier
  Carlito syrichta syrichta (Linnaeus, 1758) – valid – Philippine Tarsier
  Carollia perspicillata (Linnaeus, 1758) – valid – Seba's Short-tailed Bat
  Carollia perspicillata perspicillata (Linnaeus, 1758) – valid
  Carpilius maculatus (Linnaeus, 1758) – valid – spotted reef crab, `alakuma
  Carpoglyphus lactis (Linnaeus, 1758) – valid
  Carpophilus hemipterus (Linnaeus, 1758) – valid – driedfruit beetle, nitidule des fruits
  Carybdea marsupialis (Linnaeus, 1758) – valid
  Casmerodius albus (Linnaeus, 1758) – invalid – Great Egret
  Cassida Linnaeus, 1758 – valid
  Cassida (Cassida) Linnaeus, 1758 – valid
  Cassida nebulosa Linnaeus, 1758 – valid
  Cassida nobilis Linnaeus, 1758 – valid
  Cassida purpurea Linnaeus, 1758 – invalid
  Cassida viridis Linnaeus, 1758 – valid
  Cassis cornuta Linnaeus, 1758 – valid
  Cassis flammea (Linnaeus, 1758) – valid – flame helmet
  Cassis tuberosa (Linnaeus, 1758) – valid – Caribbean helmet
  Castor Linnaeus, 1758 – valid – beavers
  Castor fiber Linnaeus, 1758 – valid – Eurasian Beaver
  Castor fiber fiber Linnaeus, 1758 – invalid – Norvegian beaver, Scandinavian beaver
  Castor moschatus Linnaeus, 1758 – invalid
  Casuarius casuarius (Linnaeus, 1758) – valid – Southern Cassowary
  Casuarius casurius (Linnaeus, 1758) – invalid
  Cathartes aura (Linnaeus, 1758) – valid – Urubu à tête rouge, urubu-de-cabeça-vermelha, Aura gallipavo, Zopilote aura, Turkey Vulture
  Cathartes aura aura (Linnaeus, 1758) – valid
  Caudiverbera caudiverbera (Linnaeus, 1758) – invalid
  Cavia porcellus (Linnaeus, 1758) – valid – Domesticated Guinea Pig, Domestic Guinea Pig
  Cebus apella (Linnaeus, 1758) – invalid – Tufted Capuchin
  Cebus apella apella (Linnaeus, 1758) – invalid
  Cebus capucinus (Linnaeus, 1758) – valid – White-headed Capuchin, Colombian White-faced Capuchin
  Cebus capucinus capucinus (Linnaeus, 1758) – valid – Colombian White-faced Capuchin
  Celastrina argiolus (Linnaeus, 1758) – valid – azur printanier, spring azure
  Celastrina argiolus argiolus (Linnaeus, 1758) – valid
  Cenchritis muricatus (Linnaeus, 1758) – valid – beaded periwinkle
  Centriscus Linnaeus, 1758 – valid
  Centriscus scutatus Linnaeus, 1758 – valid – sea snipe, serrate razorfish, shrimpfish, sea snipe, serrate razorfish, shrimpfish
  Centrolabrus exoletus (Linnaeus, 1758) – valid – rock cook, smallmouthed wrasse
  Centropristis philadelphica (Linnaeus, 1758) – valid – rock sea bass, cabrilla serrana
  Centropristis striata (Linnaeus, 1758) – valid – black sea bass
  Centurus carolinus (Linnaeus, 1758) – invalid
  Centurus carolinus carolinus (Linnaeus, 1758) – invalid
  Cepaea nemoralis (Linnaeus, 1758) – valid – grovesnail
  Cephalacanthus spinarella (Linnaeus, 1758) – invalid – flying gurnard
  Cephalopholis fulva (Linnaeus, 1758) – valid – guatívere, cabrilla roja, coney
  Cephalotes atratus (Linnaeus, 1758) – valid
  Cephalotes atratus atratus (Linnaeus, 1758) – valid
  Cepola macrophthalma (Linnaeus, 1758) – valid
  Cepphus grylle (Linnaeus, 1758) – valid – Black Guillemot, Guillemot à miroir, Arao aliblanco, airo-d'asa-branca
  Cepphus grylle grylle (Linnaeus, 1758) – valid
  Cerapteryx graminis (Linnaeus, 1758) – valid – antler moth, noctuelle des graminées
  Cerastes cerastes (Linnaeus, 1758) – valid – Desert Horned Viper
  Cerastes cerastes cerastes (Linnaeus, 1758) – valid
  Cerastes vipera (Linnaeus, 1758) – valid – Sahara Sand Viper
  Cerastoderma edule (Linnaeus, 1758) – valid
  Ceratophrys cornuta (Linnaeus, 1758) – valid
  Cerceris arenaria (Linnaeus, 1758) – valid
  Cerceris arenaria arenaria (Linnaeus, 1758) – valid
  Cercopithecus Linnaeus, 1758 – valid – arborial guenons
  Cercopithecus cephus (Linnaeus, 1758) – valid – Moustached Monkey, Moustached Guenon, Mustached Monkey
  Cercopithecus cephus cephus (Linnaeus, 1758) – valid – Red-tailed Mustached Monkey
  Cercopithecus diana (Linnaeus, 1758) – valid – Diana Monkey
  Cercyon melanocephalus (Linnaeus, 1758) – valid
  Cercyon unipunctatus (Linnaeus, 1758) – valid
  Cerithidea decollata Linnaeus, 1758 – valid
  Ceroplastes rusci (Linnaeus, 1758) – valid – donagit hateena, fig wax scale, kermes du figuier, qenimat shaava shel hateena, Cappareta de la higuera, ceroplaste del fico, cochenille du figuier, Feigenschildlaus, lapa-da-figuiera
  Certhia Linnaeus, 1758 – valid – Creepers
  Certhia caerulea Linnaeus, 1758 – invalid
  Certhia familiaris Linnaeus, 1758 – valid – Eurasian Treecreeper
  Certhia familiaris familiaris Linnaeus, 1758 – valid
  Certhia flaveola Linnaeus, 1758 – invalid
  Cervus Linnaeus, 1758 – valid – red deer, deer, wapiti
  Cervus alces Linnaeus, 1758 – invalid
  Cervus elaphus Linnaeus, 1758 – valid – elk, wapiti, Ciervo común, wapiti or elk, wapiti, Red Deer (see comments)
  Cervus elaphus elaphus Linnaeus, 1758 – valid – wapiti
  Cervus guineensis Linnaeus, 1758 – invalid
  Ceryle alcyon (Linnaeus, 1758) – invalid – Martín-pescador norteño, Belted Kingfisher, martin-pêcheur d'Amérique
  Ceryle rudis (Linnaeus, 1758) – valid – Pied Kingfisher, guarda-rios-malhado, Martín pescador pío, Martin-pêcheur pie
  Ceryle rudis rudis (Linnaeus, 1758) – valid
  Ceyx erithaca (Linnaeus, 1758) – valid – Oriental Dwarf Kingfisher, Martín pigmeo oriental, Martin-pêcheur pourpré, Black-backed Dwarf-Kingfisher, Oriental Dwarf-kingfisher
  Ceyx erithaca erithaca (Linnaeus, 1758) – valid
  Ceyx erithacus (Linnaeus, 1758) – invalid
  Chaetodon Linnaeus, 1758 – valid – butterflyfishes
  Chaetodon acuminatus Linnaeus, 1758 – invalid
  Chaetodon arcuatus Linnaeus, 1758 – invalid
  Chaetodon aruanus Linnaeus, 1758 – invalid
  Chaetodon canescens Linnaeus, 1758 – invalid
  Chaetodon capistratus Linnaeus, 1758 – valid – foureye butterflyfish, parche ocelado, mariposa ocelada
  Chaetodon ciliaris Linnaeus, 1758 – invalid
  Chaetodon cornutus Linnaeus, 1758 – invalid
  Chaetodon lineatus Linnaeus, 1758 – invalid
  Chaetodon macrolepidotus Linnaeus, 1758 – invalid
  Chaetodon nigricans Linnaeus, 1758 – invalid
  Chaetodon pinnatus Linnaeus, 1758 – invalid
  Chaetodon rostratus Linnaeus, 1758 – invalid
  Chaetodon rotundus Linnaeus, 1758 – invalid
  Chaetodon saxatilis Linnaeus, 1758 – invalid
  Chaetodon striatus Linnaeus, 1758 – valid – parche rayado, banded butterflyfish, mariposa rayada
  Chaetodon triostegus Linnaeus, 1758 – invalid
  Chaetodon vagabundus Linnaeus, 1758 – valid – crisscross butterflyfish
  Chaetura pelagica (Linnaeus, 1758) – valid – Vencejo de chimenea, Chimney Swift, martinet ramoneur
  Chalcides chalcides (Linnaeus, 1758) – valid – Cylindrical Skink, Italian Three-toed Skink
  Chalcides chalcides chalcides (Linnaeus, 1758) – valid
  Chalcophaps indica (Linnaeus, 1758) – valid – Common Emerald Dove
  Chalcophaps indica indica (Linnaeus, 1758) – valid
  Chama Linnaeus, 1758 – valid
  Chamaeleo chamaeleon (Linnaeus, 1758) – valid
  Chamaeleo chamaeleon chamaeleon (Linnaeus, 1758) – valid
  Chamaesaura anguina (Linnaeus, 1758) – valid – Cape Grass Lizard, Cape Snake Lizard
  Chamaesaura anguina anguina (Linnaeus, 1758) – valid
  Chamelea gallina (Linnaeus, 1758) – valid
  Channa asiatica (Linnaeus, 1758) – valid – Small snakehead, Chinese snakehead, Chinafish, snakehead
  Charadrius Linnaeus, 1758 – valid – Ringed Plovers
  Charadrius aegyptius Linnaeus, 1758 – invalid
  Charadrius alexandrinus Linnaeus, 1758 – valid – Kentish Plover, Pluvier à collier interrompu, Chorlitejo patinegro, borrelho-de-coleira-interrompida
  Charadrius alexandrinus alexandrinus Linnaeus, 1758 – valid
  Charadrius apricarius Linnaeus, 1758 – invalid
  Charadrius hiaticula Linnaeus, 1758 – valid – Common Ringed Plover, Pluvier grand-gravelot, Chorlitejo grande, borrelho-grande-de-coleira
  Charadrius hiaticula hiaticula Linnaeus, 1758 – valid
  Charadrius himantopus Linnaeus, 1758 – invalid
  Charadrius morinellus Linnaeus, 1758 – valid – Eurasian Dotterel, Pluvier guignard, Chorlito carambolo, borrelho-ruivo
  Charadrius oedicnemus Linnaeus, 1758 – invalid
  Charadrius spinosus Linnaeus, 1758 – invalid
  Charadrius vociferus Linnaeus, 1758 – valid – Chorlo tildío, Killdeer, Pluvier kildir, Chorlitejo culirrojo, borrelho-de-coleira-dupla
  Charadrius vociferus vociferus Linnaeus, 1758 – valid
  Charax gibbosus (Linnaeus, 1758) – valid
  Charidotella bifasciata (Linnaeus, 1758) – valid
  Charidotella purpurea (Linnaeus, 1758) – valid
  Charonia tritonis (Linnaeus, 1758) – valid – Atlantic trumpet triton
  Charonia tritonis tritonis Linnaeus, 1758 – valid
  Chaunus marinus (Linnaeus, 1758) – invalid
  Cheilea equestris (Linnaeus, 1758) – valid – false cup-and-saucer
  Chelidonichthys cuculus (Linnaeus, 1758) – valid
  Chelidonichthys lucernus (Linnaeus, 1758) – valid
  Chelifer cancroides (Linnaeus, 1758) – valid
  Chelifer cancroides cancroides (Linnaeus, 1758) – invalid
  Chelmon rostratus (Linnaeus, 1758) – valid – longnosed butterflyfish
  Chelonia mydas (Linnaeus, 1758) – valid – Green Sea Turtle, Tortuga-marina verde-del Atlántico, Common Green Sea Turtle, Green Turtle
  Chelonia mydas mydas (Linnaeus, 1758) – invalid
  Chelonibia testudinaria (Linnaeus, 1758) – valid
  Chelostoma florisomne (Linnaeus, 1758) – valid
  Chelydra serpentina (Linnaeus, 1758) – valid – Snapping Turtle, chélydre serpentine, Tortuga-lagarto común, Common Snapping Turtle, North American Snapping Turtle
  Chelydra serpentina serpentina (Linnaeus, 1758) – invalid – Common Snapping Turtle
  Chelymorpha marginata (Linnaeus, 1758) – valid
  Chen caerulescens (Linnaeus, 1758) – invalid – Blue Goose, Ganso blanco, Snow Goose, oie des neiges
  Chen caerulescens caerulescens (Linnaeus, 1758) – invalid
  Chermes carpini (Linnaeus, 1758) – invalid
  Chermes ilicis (Linnaeus, 1758) – invalid
  Chilidonias niger (Linnaeus, 1758) – invalid
  Chilocorus bipustulatus (Linnaeus, 1758) – valid
  Chilomycterus atinga (Linnaeus, 1758) – invalid – spotted burrfish
  Chilomycterus atringa (Linnaeus, 1758) – invalid – guanábana, spotted burrfish
  Chilomycterus reticulatus (Linnaeus, 1758) – valid – pez erizo enano, spotfin burrfish, Spotfin Burrfish
  Chilomycterus spinosus (Linnaeus, 1758) – valid – striped burrfish
  Chimaera Linnaeus, 1758 – valid
  Chimaera monstrosa Linnaeus, 1758 – valid – rabbitfish, ratfish
  Chironius carinatus (Linnaeus, 1758) – valid – Sipo
  Chironius exoletus (Linnaeus, 1758) – valid – Linnaeus' Sipo
  Chironius fuscus (Linnaeus, 1758) – valid – Brown Sipo
  Chironomus plumosus (Linnaeus, 1758) – valid
  Chiton Linnaeus, 1758 – valid
  Chiton tuberculatus Linnaeus, 1758 – valid – West Indian green chiton
  Chlamys opercularis (Linnaeus, 1758) – valid
  Chlidonias niger (Linnaeus, 1758) – valid – Charrán negro, Black Tern, Guifette noire, Fumarel común, trinta-réis-negro, gaivina-preta
  Chlidonias niger niger (Linnaeus, 1758) – valid
  Chlorida festiva (Linnaeus, 1758) – valid
  Chlorion ichneumoneum (Linnaeus, 1758) – invalid
  Chloris chloris (Linnaeus, 1758) – valid – European Greenfinch
  Chloris chloris chloris (Linnaeus, 1758) – valid
  Chlorocebus aethiops (Linnaeus, 1758) – valid – Grivet, Grivet Monkey
  Chlorocebus aethiops aethiops (Linnaeus, 1758) – valid – Common Grivet
  Chloroclystis rectangulata (Linnaeus, 1758) – invalid
  Chloroclystis rectangulata rectangulata (Linnaeus, 1758) – invalid
  Chloroclystis retangulata (Linnaeus, 1758) – invalid
  Chloroclystis retangulata retangulata (Linnaeus, 1758) – invalid
  Chlorophanes spiza (Linnaeus, 1758) – valid – Mielero verde, Green Honeycreeper, Tangara émeraude, Mielerito verde, saí-verde
  Chlorophanes spiza spiza (Linnaeus, 1758) – valid
  Chlorostilbon mellisugus (Linnaeus, 1758) – valid – Blue-tailed Emerald
  Chlorostilbon mellisugus mellisugus (Linnaeus, 1758) – valid
  Choloepus didactylus (Linnaeus, 1758) – valid – Southern Two-toed Sloth, Linnaeus's Two-toed Sloth
  Chondrostoma nasus (Linnaeus, 1758) – valid – nase, common nase
  Chromis chromis (Linnaeus, 1758) – valid – damselfish
  Chrysochloris asiatica (Linnaeus, 1758) – valid – Cape Golden Mole
  Chrysolampis mosquitus (Linnaeus, 1758) – valid – Ruby Topaz, Ruby-topaz Hummingbird
  Chrysolina marginata (Linnaeus, 1758) – valid
  Chrysolina marginata marginata (Linnaeus, 1758) – valid
  Chrysolina staphylaea (Linnaeus, 1758) – valid
  Chrysolina staphylaea staphylaea (Linnaeus, 1758) – valid
  Chrysolophus pictus (Linnaeus, 1758) – valid – Faisan doré, Faisán dorado, faisão-dourado, Golden Pheasant
  Chrysomela Linnaeus, 1758 – valid
  Chrysomela (Chrysomela) Linnaeus, 1758 – valid
  Chrysomphalus aonidum (Linnaeus, 1758) – valid
  Chrysopelea pelias (Linnaeus, 1758) – valid – Banded Flying Snake, Twin-barred Tree Snake
  Chyromya flava (Linnaeus, 1758) – valid
  Cicada Linnaeus, 1758 – valid
  Cicada orni Linnaeus, 1758 – valid
  Cicada spumarius Linnaeus, 1758 – invalid
  Cichlasoma bimaculatum (Linnaeus, 1758) – valid – black acara, twospotted cichlid
  Cicindela Linnaeus, 1758 – valid
  Cicindela (Cicindela) Linnaeus, 1758 – valid
  Cicinnurus regius (Linnaeus, 1758) – valid – King Bird-of-Paradise
  Cicinnurus regius regius (Linnaeus, 1758) – valid
  Ciconia ciconia (Linnaeus, 1758) – valid – White Stork
  Ciconia ciconia ciconia (Linnaeus, 1758) – valid
  Ciconia nigra (Linnaeus, 1758) – valid – Black Stork
  Ciliata mustela (Linnaeus, 1758) – valid – fivebearded rockling, fivebeard rockling
  Ciliata mustella (Linnaeus, 1758) – invalid – fivebearded rockling
  Cimex Linnaeus, 1758 – valid
  Cimex acuminata Linnaeus, 1758 – invalid
  Cimex acuminatus Linnaeus, 1758 – invalid
  Cimex ater Linnaeus, 1758 – invalid
  Cimex betulae Linnaeus, 1758 – invalid
  Cimex bidens Linnaeus, 1758 – invalid
  Cimex caeruleus Linnaeus, 1758 – invalid
  Cimex calcaratus Linnaeus, 1758 – invalid
  Cimex cardui Linnaeus, 1758 – invalid
  Cimex crassicornis Linnaeus, 1758 – invalid
  Cimex dolabratus Linnaeus, 1758 – invalid
  Cimex equestris Linnaeus, 1758 – invalid
  Cimex ferus Linnaeus, 1758 – invalid
  Cimex filicis Linnaeus, 1758 – invalid
  Cimex lacustris Linnaeus, 1758 – invalid
  Cimex lectularius Linnaeus, 1758 – valid – bed bug, punaise des lits
  Cimex littoralis Linnaeus, 1758 – invalid
  Cimex personatus Linnaeus, 1758 – invalid
  Cimex populi Linnaeus, 1758 – invalid
  Cimex pratensis Linnaeus, 1758 – invalid
  Cimex punctatus Linnaeus, 1758 – invalid
  Cimex saltatoria Linnaeus, 1758 – invalid
  Cimex stagnorum Linnaeus, 1758 – invalid
  Cimex sylvestris Linnaeus, 1758 – invalid
  Cimex tipularis Linnaeus, 1758 – invalid
  Cimex tipularius Linnaeus, 1758 – invalid
  Cimex vagabundus Linnaeus, 1758 – invalid
  Cimex viridulus Linnaeus, 1758 – invalid
  Cinclus cinclus (Linnaeus, 1758) – valid – White-throated Dipper
  Cinclus cinclus cinclus (Linnaeus, 1758) – valid
  Cionus scrophulariae (Linnaeus, 1758) – valid
  Circeis spirillum (Linnaeus, 1758) – valid
  Circomphalus casina (Linnaeus, 1758) – valid
  Circus aeruginosus (Linnaeus, 1758) – valid – Busard des roseaux, tartaranhão-dos-pauis, Aguilucho lagunero occidental, Western Marsh Harrier
  Circus aeruginosus aeruginosus (Linnaeus, 1758) – valid
  Circus pygargus (Linnaeus, 1758) – valid – Busard cendré, tartaranhão-caçador, Aguilucho cenizo, Montagu's Harrier
  Cirrhipathes spiralis (Linnaeus, 1758) – valid
  Citharus linguatula (Linnaeus, 1758) – valid – spotted flounder
  Cittarium pica (Linnaeus, 1758) – valid – West Indian topsnail
  Cladocora caespitosa (Linnaeus, 1758) – valid
  Clamator glandarius (Linnaeus, 1758) – valid – cuco-rabilongo, Coucou geai, Críalo europeo, Great Spotted Cuckoo
  Clangula hyemalis (Linnaeus, 1758) – valid – Long-tailed Duck, Pato cola larga, Harelde kakawi, Pato havelda, pato-rabilongo
  Clarias anguillaris (Linnaeus, 1758) – valid
  Clarias batrachus (Linnaeus, 1758) – valid – clarias catfish, walking catfish
  Clinus superciliosus (Linnaeus, 1758) – valid – super klipfish, super klipfish
  Clivina fossor (Linnaeus, 1758) – valid
  Clivina fossor fossor (Linnaeus, 1758) – valid
  Clupanodon thrissa (Linnaeus, 1758) – valid – Chinese gizzard shad, alose à museau court, alosa chata
  Clupea Linnaeus, 1758 – valid
  Clupea alosa Linnaeus, 1758 – invalid
  Clupea encrasicolus Linnaeus, 1758 – invalid
  Clupea harengus Linnaeus, 1758 – valid – Baltic herring, herring, hareng atlantique, Atlantic herring
  Clupea harengus harengus Linnaeus, 1758 – valid – Atlantic herring, herring
  Clupea sima Linnaeus, 1758 – invalid
  Clupea sprattus Linnaeus, 1758 – invalid
  Clupea sternicla Linnaeus, 1758 – invalid
  Clupea tropica Linnaeus, 1758 – invalid
  Clypeaster rosaceus (Linnaeus, 1758) – valid – sea biscuit, sea biscuit
  Cnemidophorus lemniscatus (Linnaeus, 1758) – valid – Rainbow Lizard, Rainbow Whiptail, South American Whiptail
  Cnemidophorus lemniscatus lemniscatus (Linnaeus, 1758) – invalid – Blue Racerunner, Rainbow Whiptail
  Cobitis Linnaeus, 1758 – valid
  Cobitis anableps Linnaeus, 1758 – invalid
  Cobitis taenia Linnaeus, 1758 – valid – spine loach, weatherfish
  Coccinella Linnaeus, 1758 – valid
  Coccinella (Coccinella) Linnaeus, 1758 – valid
  Coccinella 24-punctata Linnaeus, 1758 – invalid
  Coccinella hieroglyphica Linnaeus, 1758 – valid
  Coccinella septempunctata Linnaeus, 1758 – valid – sevenspotted lady beetle, coccinelle à sept points
  Coccinella septempunctata septempunctata Linnaeus, 1758 – valid
  Coccinella trifasciata Linnaeus, 1758 – valid
  Coccinella undecimpunctata Linnaeus, 1758 – valid
  Coccinella undecimpunctata undecimpunctata Linnaeus, 1758 – valid
  Coccinella vigintiquatuorpunctata Linnaeus, 1758 – invalid
  Coccionella polonica (Linnaeus, 1758) – invalid
  Coccothraustes coccothraustes (Linnaeus, 1758) – valid – Hawfinch
  Coccothraustes coccothraustes coccothraustes (Linnaeus, 1758) – valid
  Coccus Linnaeus, 1758 – valid
  Coccus carpini Linnaeus, 1758 – invalid
  Coccus hesperidum Linnaeus, 1758 – valid – brown soft scale, Cochinilla blanda de los agrios, conchuela blanda, conchuela blanda de los citrus, The Coccus of the greenhouses, qenima huma raqa, Chermes des hespérides, cocciniglia degli agrumi, myagkaya lozhnoschitovka, Orangenfägad sköldlus, Orangenschildlaus, sagte dopluis, yumusak kosnil
  Coccus hesperidum hesperidum Linnaeus, 1758 – valid
  Coccus ilicis Linnaeus, 1758 – invalid
  Coccus oxyacanthae Linnaeus, 1758 – invalid
  Coccus pilosellae Linnaeus, 1758 – invalid
  Coccus polonicus Linnaeus, 1758 – invalid
  Coccus quercus Linnaeus, 1758 – invalid
  Coccus rusci Linnaeus, 1758 – invalid
  Coccus tiliae Linnaeus, 1758 – invalid
  Coccus vitis Linnaeus, 1758 – invalid
  Coccyzus americanus (Linnaeus, 1758) – valid – papa-lagarta-de-asa-vermelha, Cuclillo piquigualdo, Cuclillo pico amarillo, Yellow-billed Cuckoo, coulicou à bec jaune
  Coccyzus americanus americanus (Linnaeus, 1758) – invalid
  Coccyzus vetula (Linnaeus, 1758) – valid – Jamaican Lizard Cuckoo, Tacco de Jamaïque, Cuco lagartero jamaicano
  Cochlicella barbara (Linnaeus, 1758) – valid – potbellied helicellid
  Codakia orbicularis (Linnaeus, 1758) – valid – tiger lucine
  Coecilia Linnaeus, 1758 – invalid
  Coelioxys conicus (Linnaeus, 1758) – valid
  Coelioxys quadridentata (Linnaeus, 1758) – invalid
  Coelioxys quadridentatus (Linnaeus, 1758) – invalid
  Coelocrabro leucostoma (Linnaeus, 1758) – invalid
  Coendou prehensilis (Linnaeus, 1758) – valid – Brazilian Porcupine, Prehensile-tailed Porcupine
  Coereba flaveola (Linnaeus, 1758) – valid – Sucrier à ventre jaune, Platanero, cambacica, Bananaquit, Reinita-mielera
  Coereba flaveola flaveola (Linnaeus, 1758) – valid
  Coilia mystus (Linnaeus, 1758) – valid – Osbeck's grenadier anchovy
  Colaptes auratus (Linnaeus, 1758) – valid – Carpintero de pechera, Northern Flicker, pic flamboyant
  Colaptes auratus auratus (Linnaeus, 1758) – valid
  Coleoptera Linnaeus, 1758 – valid – beetles, coléoptères, besouro
  Colinus virginianus (Linnaeus, 1758) – valid – Colín de Virginia, codorniz-da-virgínia, Codorniz cotuí, Northern Bobwhite, colin de Virginie
  Colinus virginianus marilandicus (Linnaeus, 1758) – invalid
  Colinus virginianus virginianus (Linnaeus, 1758) – valid – Northern Bobwhite
  Colletes succinctus (Linnaeus, 1758) – valid
  Colliuris pensylvanica (Linnaeus, 1758) – valid
  Collocalia esculenta (Linnaeus, 1758) – valid – Glossy Swiftlet
  Collocalia esculenta esculenta (Linnaeus, 1758) – valid
  Colobopterus erraticus (Linnaeus, 1758) – valid
  Coloeus monedula (Linnaeus, 1758) – valid – Western Jackdaw, Eurasian Jackdaw, Eurasian Crow, choucas des tours
  Coloeus monedula monedula (Linnaeus, 1758) – valid
  Coluber Linnaeus, 1758 – valid – Racers
  Coluber aesculapii Linnaeus, 1758 – invalid
  Coluber agilis Linnaeus, 1758 – invalid
  Coluber ahaetulla Linnaeus, 1758 – invalid
  Coluber albus Linnaeus, 1758 – invalid
  Coluber ammodytes Linnaeus, 1758 – invalid
  Coluber angulatus Linnaeus, 1758 – invalid
  Coluber annulatus Linnaeus, 1758 – invalid
  Coluber aspis Linnaeus, 1758 – invalid
  Coluber atropos Linnaeus, 1758 – invalid
  Coluber atrox Linnaeus, 1758 – invalid
  Coluber aulicus Linnaeus, 1758 – invalid
  Coluber aurora Linnaeus, 1758 – invalid
  Coluber berus Linnaeus, 1758 – invalid
  Coluber buccatus Linnaeus, 1758 – invalid
  Coluber calamarius Linnaeus, 1758 – invalid
  Coluber candidus Linnaeus, 1758 – invalid
  Coluber canus Linnaeus, 1758 – invalid
  Coluber carinatus Linnaeus, 1758 – invalid
  Coluber cenchoa Linnaeus, 1758 – invalid
  Coluber cerastes Linnaeus, 1758 – invalid
  Coluber cobella Linnaeus, 1758 – invalid
  Coluber constrictor Linnaeus, 1758 – valid – Racer, Culebra-corredora constrictor, Eastern Racer, North American Racer
  Coluber constrictor constrictor Linnaeus, 1758 – valid – Northern Black Racer
  Coluber exoletus Linnaeus, 1758 – invalid
  Coluber fuscus Linnaeus, 1758 – invalid
  Coluber haje Linnaeus, 1758 – invalid
  Coluber hippocrepis Linnaeus, 1758 – invalid
  Coluber jugularis Linnaeus, 1758 – invalid
  Coluber lacteus Linnaeus, 1758 – invalid
  Coluber laticaudatus Linnaeus, 1758 – invalid
  Coluber lebetinus Linnaeus, 1758 – invalid
  Coluber lemniscatus Linnaeus, 1758 – invalid
  Coluber lineatus Linnaeus, 1758 – invalid
  Coluber lutrix Linnaeus, 1758 – invalid
  Coluber maurus Linnaeus, 1758 – invalid
  Coluber melanocephalus Linnaeus, 1758 – invalid
  Coluber miliaris Linnaeus, 1758 – invalid
  Coluber molurus Linnaeus, 1758 – invalid
  Coluber monilis Linnaeus, 1758 – invalid
  Coluber mucosus Linnaeus, 1758 – invalid
  Coluber mycterizans Linnaeus, 1758 – invalid
  Coluber naja Linnaeus, 1758 – invalid
  Coluber natrix Linnaeus, 1758 – invalid
  Coluber nebulatus Linnaeus, 1758 – invalid
  Coluber niveus Linnaeus, 1758 – invalid
  Coluber pallidus Linnaeus, 1758 – invalid
  Coluber pelias Linnaeus, 1758 – invalid
  Coluber petola Linnaeus, 1758 – invalid
  Coluber petolarius Linnaeus, 1758 – invalid
  Coluber plicatilis Linnaeus, 1758 – invalid
  Coluber pullatas Linnaeus, 1758 – invalid
  Coluber reginae Linnaeus, 1758 – invalid
  Coluber rhombeatus Linnaeus, 1758 – invalid
  Coluber scaber Linnaeus, 1758 – invalid
  Coluber severus Linnaeus, 1758 – invalid
  Coluber sibilans Linnaeus, 1758 – invalid
  Coluber sipedon Linnaeus, 1758 – invalid
  Coluber sirtalis Linnaeus, 1758 – invalid
  Coluber situla Linnaeus, 1758 – invalid
  Coluber stolatus Linnaeus, 1758 – invalid
  Coluber triscalis Linnaeus, 1758 – invalid
  Coluber typhlus Linnaeus, 1758 – invalid
  Coluber vipera Linnaeus, 1758 – invalid
  Coluber viridissimus Linnaeus, 1758 – invalid
  Coluber vittatus Linnaeus, 1758 – invalid
  Columba Linnaeus, 1758 – valid – Pigeons
  Columba guinea Linnaeus, 1758 – valid – Speckled Pigeon
  Columba guinea guinea Linnaeus, 1758 – valid
  Columba leucocephala Linnaeus, 1758 – invalid – White-crowned Pigeon, Paloma corona blanca
  Columba macroura Linnaeus, 1758 – invalid
  Columba oenas Linnaeus, 1758 – valid – Stock Dove
  Columba oenas oenas Linnaeus, 1758 – valid
  Columba palumbus Linnaeus, 1758 – valid – Common Wood Pigeon
  Columba palumbus palumbus Linnaeus, 1758 – valid
  Columbella mercatoria (Linnaeus, 1758) – valid – West Indian dovesnail
  Columbina passerina (Linnaeus, 1758) – valid – Common Ground-Dove, Tórtola coquita, Common Ground Dove
  Columbina passerina passerina (Linnaeus, 1758) – valid
  Colymbetes fuscus (Linnaeus, 1758) – valid
  Colymbetes striatus (Linnaeus, 1758) – valid
  Colymbus arcticus Linnaeus, 1758 – invalid
  Colymbus auritus Linnaeus, 1758 – invalid
  Colymbus cristatus Linnaeus, 1758 – invalid
  Colymbus podiceps Linnaeus, 1758 – invalid
  Conchoderma auritum (Linnaeus, 1758) – valid – rabbit-ear barnacle
  Condylura cristata (Linnaeus, 1758) – valid – condylure étoilé, Star-nosed Mole
  Condylura cristata cristata (Linnaeus, 1758) – valid
  Conger conger (Linnaeus, 1758) – valid – conger eel, sea eel
  Conodon nobilis (Linnaeus, 1758) – valid – barred grunt, ronco canario
  Conops calcitrans Linnaeus, 1758 – invalid
  Conops irritans Linnaeus, 1758 – invalid
  Contacyphon padi (Linnaeus, 1758) – valid
  Contacyphon padi (Linnaeus, 1758) – invalid
  Conuropsis carolinensis (Linnaeus, 1758) – valid – Carolina Parakeet, Conure de Caroline, Cotorra de Carolina, periquito-da-carolina
  Conuropsis carolinensis carolinensis (Linnaeus, 1758) – valid
  Conus Linnaeus, 1758 – valid
  Conus granulatus Linnaeus, 1758 – valid – glory-of-the-Atlantic cone
  Conus princeps Linnaeus, 1758 – valid
  Copium clavicorne (Linnaeus, 1758) – valid
  Copium clavicorne clavicorne (Linnaeus, 1758) – valid
  Copsychus saularis (Linnaeus, 1758) – valid – Oriental Magpie-Robin
  Copsychus saularis saularis (Linnaeus, 1758) – valid
  Coptotermes testaceus (Linnaeus, 1758) – valid
  Coracias Linnaeus, 1758 – valid
  Coracias benghalensis (Linnaeus, 1758) – valid – Indian Roller, rolieiro-indiano, Carraca india, Rollier indien
  Coracias benghalensis benghalensis (Linnaeus, 1758) – valid
  Coracias garrulus Linnaeus, 1758 – valid – European Roller, rolieiro, Carraca europea, Rollier d'Europe
  Coracias garrulus garrulus Linnaeus, 1758 – valid
  Coracopsis nigra (Linnaeus, 1758) – valid – Lesser Vasa Parrot, Black Parrot, Vaza noir, Loro negro, papagaio-preto
  Coracopsis nigra nigra (Linnaeus, 1758) – valid
  Corallium rubrum (Linnaeus, 1758) – valid
  Corallus caninus (Linnaeus, 1758) – valid
  Corallus enydris (Linnaeus, 1758) – invalid
  Corallus enydris enydris (Linnaeus, 1758) – invalid
  Corallus hortulanus (Linnaeus, 1758) – valid – Amazon Tree Boa, Common Tree Boa
  Corallus hortulanus enydris (Linnaeus, 1758) – valid
  Corallus hortulanus hortulanus (Linnaeus, 1758) – valid
  Cordylochernes scorpioides (Linnaeus, 1758) – valid
  Cordylus cordylus (Linnaeus, 1758) – valid – Cape Girdled Lizard
  Coregonus Linnaeus, 1758 – valid – whitefishes
  Coregonus albula (Linnaeus, 1758) – valid – vendace
  Coregonus albula albula (Linnaeus, 1758) – valid
  Coregonus lavaretus (Linnaeus, 1758) – valid – powan
  Coregonus lavaretus lavaretus (Linnaeus, 1758) – valid – powan
  Coregonus lavaretus oxyrinchus (Linnaeus, 1758) – invalid
  Coregonus oxyrinchus (Linnaeus, 1758) – valid
  Coreus marginatus (Linnaeus, 1758) – valid
  Coreus marginatus marginatus (Linnaeus, 1758) – valid
  Coris julis (Linnaeus, 1758) – valid – rainbow wrasse
  Corvus Linnaeus, 1758 – valid – Crows
  Corvus benghalensis Linnaeus, 1758 – invalid
  Corvus corax Linnaeus, 1758 – valid – Cuervo común, Common Raven, grand corbeau, Northern Raven
  Corvus corax corax Linnaeus, 1758 – valid
  Corvus cornix Linnaeus, 1758 – valid
  Corvus cornix cornix Linnaeus, 1758 – valid
  Corvus corone Linnaeus, 1758 – valid – Carrion Crow
  Corvus corone corone Linnaeus, 1758 – valid
  Corvus frugilegus Linnaeus, 1758 – valid – Rook
  Corvus frugilegus frugilegus Linnaeus, 1758 – valid
  Corvus monedula Linnaeus, 1758 – invalid – Eurasian Jackdaw, choucas des tours, Western Jackdaw
  Corydalus cornutus (Linnaeus, 1758) – valid – corydale cornue, dobsonfly, hellgrammite
  Coryphaena Linnaeus, 1758 – valid
  Coryphaena equiselis Linnaeus, 1758 – valid – pompano dolphin, pompano dolphinfish, dorado enano
  Coryphaena hippurus Linnaeus, 1758 – valid – dolphin, dolphinfish, dorado
  Coryphaena novacula Linnaeus, 1758 – invalid
  Coryphaena pentadactyla Linnaeus, 1758 – invalid
  Coryphoblennius galerita (Linnaeus, 1758) – valid – montagu's blenny, Montagu's blenny
  Coscinasterias glacialis (Linnaeus, 1758) – invalid
  Cotalpa lanigera (Linnaeus, 1758) – valid
  Cotesia glomerata (Linnaeus, 1758) – valid
  Cotinis nitida (Linnaeus, 1758) – valid
  Cottapistus cottoides (Linnaeus, 1758) – valid
  Cottus Linnaeus, 1758 – valid – Miller's thumbs, freshwater sculpins
  Cottus gobio Linnaeus, 1758 – valid – bullhead, freshwater sculpin
  Coturnix corturnix (Linnaeus, 1758) – invalid
  Coturnix coturnix (Linnaeus, 1758) – valid – Caille des blés, Codorniz común, codorniz, Common Quail
  Coturnix coturnix coturnix (Linnaeus, 1758) – valid
  Crabro arenarius (Linnaeus, 1758) – invalid
  Crabro clavipes (Linnaeus, 1758) – invalid
  Crabro cribrarius (Linnaeus, 1758) – valid
  Crabro fossorius (Linnaeus, 1758) – invalid
  Crabro leucostoma (Linnaeus, 1758) – invalid
  Crabro uniglumis (Linnaeus, 1758) – invalid
  Crabro vagus (Linnaeus, 1758) – invalid
  Crangon crangon (Linnaeus, 1758) – valid – common shrimp
  Crania craniolaris Linnaeus, 1758 – valid
  Crax Linnaeus, 1758 – valid – Curassows
  Crax rubra Linnaeus, 1758 – valid – Grand Hocco, Pavón norteño, mutum-grande, Great Curassow, Hocofaisán
  Crax rubra rubra Linnaeus, 1758 – valid
  Cremnops desertor (Linnaeus, 1758) – valid
  Crenicichla saxatilis (Linnaeus, 1758) – valid – ringtailed pike cichlid, ringtailed pike cichlid
  Crenilabrus mediterraneus (Linnaeus, 1758) – invalid – axillary wrasse
  Crenilabrus melops (Linnaeus, 1758) – invalid – corkwing wrasse
  Crenilabrus tinca (Linnaeus, 1758) – invalid – painted wrasse
  Creophilus maxillosus (Linnaeus, 1758) – valid – hairy rove beetle
  Crepidula fornicata (Linnaeus, 1758) – valid – common Atlantic slippersnail
  Crex crex (Linnaeus, 1758) – valid – codornizão, Râle des genêts, Guión de codornices, Corncrake, Corn Crake
  Cricetus cricetus (Linnaeus, 1758) – valid – Black-bellied Hamster, Common Hamster
  Cricotopus tremulus (Linnaeus, 1758) – valid
  Crioceris asparagi (Linnaeus, 1758) – valid
  Crioceris duodecimpunctata (Linnaeus, 1758) – valid
  Crisia eburnea (Linnaeus, 1758) – valid
  Crisidia cornuta (Linnaeus, 1758) – valid
  Crossocerus leucostoma (Linnaeus, 1758) – valid
  Crotalus Linnaeus, 1758 – valid – Rattlesnakes
  Crotalus durissus Linnaeus, 1758 – valid – South American Rattlesnake, Víbora-cascabel tropical, Cascabel Rattlesnake, Central American Rattlesnake
  Crotalus durissus dryinus Linnaeus, 1758 – invalid
  Crotalus durissus durissus Linnaeus, 1758 – valid
  Crotalus horridus Linnaeus, 1758 – valid – Timber Rattlesnake, crotale des bois
  Crotalus horridus horridus Linnaeus, 1758 – invalid
  Crotophaga Linnaeus, 1758 – valid – Anis
  Crotophaga ani Linnaeus, 1758 – valid – anu-preto, Ani à bec lisse, Garrapatero aní, Smooth-billed Ani, Garrapatero pico liso
  Cryptophagus scanicus (Linnaeus, 1758) – valid
  Cryptorhynchus lapathi (Linnaeus, 1758) – valid
  Ctenolabrus rupestris (Linnaeus, 1758) – valid – goldsinny wrasse
  Cucullia umbratica (Linnaeus, 1758) – valid
  Cuculus Linnaeus, 1758 – valid – Eurasian Cuckoos
  Cuculus americanus Linnaeus, 1758 – invalid
  Cuculus canorus Linnaeus, 1758 – valid – cuco, Coucou gris, Cuco común, Common Cuckoo
  Cuculus canorus canorus Linnaeus, 1758 – valid
  Cuculus glandarius Linnaeus, 1758 – invalid
  Cuculus persa Linnaeus, 1758 – invalid
  Cuculus scolopaceus Linnaeus, 1758 – invalid
  Cuculus vetula Linnaeus, 1758 – invalid
  Culex Linnaeus, 1758 – valid – Typical Mosquito
  Culex (Culex) Linnaeus, 1758 – valid
  Culex pipiens Linnaeus, 1758 – valid – northern house mosquito, maringouin domestique
  Culex pipiens pipiens Linnaeus, 1758 – valid
  Curculio Linnaeus, 1758 – valid
  Curculio segetis Linnaeus, 1758 – invalid
  Cyamus ceti (Linnaeus, 1758) – valid
  Cyanea capillata (Linnaeus, 1758) – valid – lion's mane, lion's mane
  Cyanerpes caeruleus (Linnaeus, 1758) – valid – Purple Honeycreeper, Guit-guit céruléen, Mielerito cerúleo, saí-de-perna-amarela
  Cyanerpes caeruleus caeruleus (Linnaeus, 1758) – valid
  Cyanistes caeruleus (Linnaeus, 1758) – valid – Blue Tit
  Cyanistes caeruleus caeruleus (Linnaeus, 1758) – valid
  Cyanocitta cristata (Linnaeus, 1758) – valid – Blue Jay, geai bleu, Chara azul
  Cyanocitta cristata cristata (Linnaeus, 1758) – valid
  Cyclichthys echinatus (Linnaeus, 1758) – invalid – whispy burrfish
  Cyclichthys spinosus (Linnaeus, 1758) – invalid – striped burrfish
  Cyclopes didactylus (Linnaeus, 1758) – valid – Silky Anteater
  Cyclopes didactylus didactylus (Linnaeus, 1758) – invalid
  Cyclopterus Linnaeus, 1758 – valid – lumpfishes
  Cyclopterus lumpus Linnaeus, 1758 – valid – lumpfish, grosse poule de mer
  Cygnus cygnus (Linnaeus, 1758) – valid – Whooper Swan, Cygne chanteur, Cisne cantor, cisne-bravo
  Cylindrophis maculatus (Linnaeus, 1758) – valid – Ceylonese Cylinder Snake
  Cymatium femorale (Linnaeus, 1758) – valid – angular triton
  Cymatium pileare (Linnaeus, 1758) – valid – hairy triton
  Cymatium rubeculum (Linnaeus, 1758) – valid
  Cymatium rubeculum rebeculum (Linnaeus, 1758) – valid
  Cymindis vaporariorum (Linnaeus, 1758) – valid
  Cymothoa oestrum (Linnaeus, 1758) – valid
  Cymothoa scopulorum (Linnaeus, 1758) – valid
  Cynips Linnaeus, 1758 – valid
  Cynocephalus volans (Linnaeus, 1758) – valid – Philippine Flying Lemur, Philippine Colugo
  Cyphoma gibbosum (Linnaeus, 1758) – valid – flamingo tongue
  Cyphon padi (Linnaeus, 1758) – invalid
  Cypraea Linnaeus, 1758 – valid
  Cypraea mus Linnaeus, 1758 – valid
  Cypraea spurca Linnaeus, 1758 – valid
  Cypraea spurca spurca Linnaeus, 1758 – valid
  Cypraea zebra Linnaeus, 1758 – valid – measled cowrie
  Cypraea zebra zebra Linnaeus, 1758 – valid
  Cypraecassis testiculus (Linnaeus, 1758) – valid – reticulate cowrie-helmet
  Cyprinus Linnaeus, 1758 – valid – common carps
  Cyprinus alburnus Linnaeus, 1758 – invalid
  Cyprinus aphya Linnaeus, 1758 – invalid
  Cyprinus aspius Linnaeus, 1758 – invalid
  Cyprinus auratus Linnaeus, 1758 – invalid
  Cyprinus ballerus Linnaeus, 1758 – invalid
  Cyprinus bjoerkna Linnaeus, 1758 – invalid
  Cyprinus brama Linnaeus, 1758 – invalid
  Cyprinus carassius Linnaeus, 1758 – invalid
  Cyprinus carpio Linnaeus, 1758 – valid – common carp, European carp, carpa común, carpe
  Cyprinus carpio carpio Linnaeus, 1758 – valid
  Cyprinus cephalus Linnaeus, 1758 – invalid
  Cyprinus cultratus Linnaeus, 1758 – invalid
  Cyprinus dobula Linnaeus, 1758 – invalid
  Cyprinus erythrophthalmus Linnaeus, 1758 – invalid
  Cyprinus farenus Linnaeus, 1758 – invalid
  Cyprinus gobio Linnaeus, 1758 – invalid
  Cyprinus grislagine Linnaeus, 1758 – invalid
  Cyprinus idbarus Linnaeus, 1758 – invalid
  Cyprinus idus Linnaeus, 1758 – invalid
  Cyprinus jeses Linnaeus, 1758 – invalid
  Cyprinus leuciscus Linnaeus, 1758 – invalid
  Cyprinus nasus Linnaeus, 1758 – invalid
  Cyprinus orfus Linnaeus, 1758 – invalid
  Cyprinus phoxinus Linnaeus, 1758 – invalid
  Cyprinus rutilus Linnaeus, 1758 – invalid
  Cyprinus vimba Linnaeus, 1758 – invalid
  Cyrtonota cyanea (Linnaeus, 1758) – valid
  Cyrtonota lateralis (Linnaeus, 1758) – valid
  Cyrtopleura costata (Linnaeus, 1758) – valid – angelwing
  Cystignathus typhonius (Linnaeus, 1758) – invalid
  Dactylopterus volitans (Linnaeus, 1758) – valid – flying gurnard, pez murciélago, alón volador
  Daldorfia horrida (Linnaeus, 1758) – valid – horrid elbow crab
  Dama dama (Linnaeus, 1758) – valid – fallow deer, Fallow Deer
  Dama dama dama (Linnaeus, 1758) – valid
  Danaus plexippus (Linnaeus, 1758) – valid – monarch butterfly, monarque, Monarch
  Danaus plexippus plexippus (Linnaeus, 1758) – valid
  Daphnis nerii (Linnaeus, 1758) – valid – Oleander Hawk Moth
  Daption capense (Linnaeus, 1758) – valid – Cape Petrel
  Daption capense capense (Linnaeus, 1758) – valid
  Dascyllus aruanus (Linnaeus, 1758) – valid – black-and-white damselfish, banded humbug, black and white damselfish, whitetail dascyllus, threestripe damselfish, humbug damselfish
  Dasyatis pastinaca (Linnaeus, 1758) – valid – blue stingray, common stingray
  Dasypeltis scabra (Linnaeus, 1758) – valid – Common Egg Eater, Rhombic Egg Eater
  Dasypeltis scabra scabra (Linnaeus, 1758) – valid
  Dasyprocta leporina (Linnaeus, 1758) – valid – Red-rumped Agouti, Common Red-rumped Agouti
  Dasyprocta leporina leporina (Linnaeus, 1758) – invalid
  Dasypus Linnaeus, 1758 – valid – Long-nosed Armadillos
  Dasypus novemcinctus Linnaeus, 1758 – valid – long-nosed armadillo, Armadillo nueve bandas, Nine-banded Armadillo
  Dasypus novemcinctus novemcinctus Linnaeus, 1758 – invalid
  Dasypus septemcinctus Linnaeus, 1758 – valid – Seven-banded Armadillo, Brazilian Lesser Long-nosed Armadillo
  Dasypus septemcinctus septemcinctus Linnaeus, 1758 – valid
  Dasypus sexcinctus Linnaeus, 1758 – invalid
  Dasypus tricinctus Linnaeus, 1758 – invalid
  Dasypus unicinctus Linnaeus, 1758 – invalid
  Deilephila elpenor (Linnaeus, 1758) – valid – Elephant Hawk
  Deilephila nerii (Linnaeus, 1758) – invalid
  Delia radicum (Linnaeus, 1758) – valid – cabbage maggot, mouche du chou
  Delichon urbica (Linnaeus, 1758) – invalid – Common House-Martin
  Delichon urbica urbica (Linnaeus, 1758) – invalid
  Delichon urbicum (Linnaeus, 1758) – valid
  Delichon urbicum urbicum (Linnaeus, 1758) – valid
  Deloyala cruciata (Linnaeus, 1758) – valid
  Delphinus Linnaeus, 1758 – valid – common dolphins
  Delphinus delphis Linnaeus, 1758 – valid – saddle-backed dolphin, common dolphin, Short-beaked Common Dolphin, short-beaked saddle-backed dolphin, Short-beaked Saddleback Dolphin, Delfín común
  Delphinus delphis delphis Linnaeus, 1758 – valid – common dolphin
  Delphinus orca Linnaeus, 1758 – invalid
  Delphinus phocoena Linnaeus, 1758 – invalid
  Dendostrea frons (Linnaeus, 1758) – valid – frond oyster
  Dendragapus canadensis (Linnaeus, 1758) – invalid – Spruce Grouse
  Dendrocopos major (Linnaeus, 1758) – valid – Great Spotted Woodpecker
  Dendrocopos major major (Linnaeus, 1758) – valid
  Dendrocopos medius (Linnaeus, 1758) – invalid – Middle Spotted Woodpecker
  Dendrocopos medius medius (Linnaeus, 1758) – invalid
  Dendrocopos minor (Linnaeus, 1758) – invalid – Lesser Spotted Woodpecker
  Dendrocopos minor minor (Linnaeus, 1758) – invalid
  Dendrocoptes medius (Linnaeus, 1758) – valid – Middle Spotted Woodpecker
  Dendrocoptes medius medius (Linnaeus, 1758) – valid
  Dendrocygna arborea (Linnaeus, 1758) – valid – West Indian Whistling Duck, West Indian Whistling-Duck, Dendrocygne des Antilles, Suirirí yaguaza, marreca-laguaça
  Dendrocygna autumnalis (Linnaeus, 1758) – valid – Black-bellied Whistling Duck, Pijije ala blanca, Black-bellied Whistling-Duck, Dendrocygne à ventre noir, Suirirí piquirrojo, marreca-cabocla
  Dendrocygna autumnalis autumnalis (Linnaeus, 1758) – valid – Southern black-bellied Whistling Duck
  Dendrogapus canadensis (Linnaeus, 1758) – invalid
  Dendrohyas arborea (Linnaeus, 1758) – invalid
  Dendrohyas arboreus (Linnaeus, 1758) – invalid
  Dendrophilus pygmaeus (Linnaeus, 1758) – valid
  Dendrophyllia ramea (Linnaeus, 1758) – valid
  Dentalium Linnaeus, 1758 – valid
  Dentalium entale Linnaeus, 1758 – invalid
  Dentalium entale entale (Linnaeus, 1758) – invalid
  Dentex dentex (Linnaeus, 1758) – valid
  Deraeocoris ruber (Linnaeus, 1758) – valid
  Dermestes Linnaeus, 1758 – valid
  Dermestes (Dermestes) Linnaeus, 1758 – valid
  Dermestes lardarius Linnaeus, 1758 – valid – larder beetle, dermeste du lard
  Dermestes surinamensis Linnaeus, 1758 – invalid
  Deroptyus accipitrinus (Linnaeus, 1758) – valid – Red-fan Parrot, Papegeai maillé, Loro cacique, anacã
  Deroptyus accipitrinus accipitrinus (Linnaeus, 1758) – valid
  Desmana moschata (Linnaeus, 1758) – valid – Desman, Russian Desman
  Diaprepes abbreviatus (Linnaeus, 1758) – valid
  Diastatops dimidiata (Linnaeus, 1758) – valid
  Dicaeum cruentatum (Linnaeus, 1758) – valid – Scarlet-backed Flowerpecker
  Dicaeum cruentatum cruentatum (Linnaeus, 1758) – valid
  Dicentrarchus labrax (Linnaeus, 1758) – valid – European seabass, sea bass, white salmon
  Diceroprocta tibicen (Linnaeus, 1758) – invalid
  Diceros bicornis (Linnaeus, 1758) – valid – African black rhinoceros, Black Rhinoceros
  Diceros bicornis bicornis (Linnaeus, 1758) – valid
  Dicrurus caerulescens (Linnaeus, 1758) – valid – White-bellied Drongo
  Dicrurus caerulescens caerulescens (Linnaeus, 1758) – valid
  Dictyna arundinacea (Linnaeus, 1758) – valid
  Dicyrtoma atra (Linnaeus, 1758) – valid
  Didelphis Linnaeus, 1758 – valid – large American opossums
  Didelphis marsupialis Linnaeus, 1758 – valid – Tlacuache sureño, Common Opossum
  Didelphis marsupialis marsupialis Linnaeus, 1758 – valid
  Digitaria digitaria (Linnaeus, 1758) – valid
  Dinopium benghalense (Linnaeus, 1758) – valid – Lesser Goldenback, Black-rumped Flameback
  Dinopium benghalense benghalense (Linnaeus, 1758) – valid
  Diodon Linnaeus, 1758 – valid – porcupinefishes
  Diodon atringa Linnaeus, 1758 – invalid
  Diodon echinatus Linnaeus, 1758 – invalid – whispy burrfish
  Diodon holocanthus Linnaeus, 1758 – valid – balloonfish, hairy porcupinefish, pez erizo, pez erizo mapache, Balloonfish
  Diodon hystrix Linnaeus, 1758 – valid – porcupinefish, puerco espín, pez erizo pecoso, Porcupinefish
  Diodon reticulatus Linnaeus, 1758 – invalid
  Diodon spinosus Linnaeus, 1758 – invalid
  Diodora graeca (Linnaeus, 1758) – valid
  Diomedea Linnaeus, 1758 – valid – Albatrosses
  Diomedea demersa Linnaeus, 1758 – invalid
  Diomedea exulans Linnaeus, 1758 – valid – Wandering Albatross, Albatros hurleur
  Diomedea exulans exulans Linnaeus, 1758 – valid
  Diopsittaca nobilis (Linnaeus, 1758) – valid – Northern Red-shouldered Macaw, Ara noble, Guacamayo noble norteño, maracanã-pequena, Red-shouldered Macaw
  Diopsittaca nobilis nobilis (Linnaeus, 1758) – valid
  Diphasia rosacea (Linnaeus, 1758) – valid – lily hydroid, lily hydroid
  Diphasia tamarisca (Linnaeus, 1758) – invalid
  Diphyllobothrium latum (Linnaeus, 1758) – valid
  Diplodus annularis (Linnaeus, 1758) – valid
  Diplodus sargus (Linnaeus, 1758) – valid
  Diplolepis rosae (Linnaeus, 1758) – valid – mossyrose gall wasp
  Diploria labyrinthiformis (Linnaeus, 1758) – valid – grooved brain coral
  Dipturus batis (Linnaeus, 1758) – valid – blue skate, flapper skate
  Dipturus oxyrinchus (Linnaeus, 1758) – valid – longnosed skate
  Discomorpha variegata (Linnaeus, 1758) – valid
  Dissosteira carolina (Linnaeus, 1758) – valid – Carolina grasshopper, criquet de la Caroline
  Diura bicaudata (Linnaeus, 1758) – valid
  Dolichoderus bidens (Linnaeus, 1758) – valid
  Dolichonyx oryzivorus (Linnaeus, 1758) – valid – Bobolink, goglu des prés, Tordo arrocero
  Dolichophis jugularis (Linnaeus, 1758) – valid – Large Whip Snake
  Dolichophis jugularis jugularis (Linnaeus, 1758) – valid
  Dolichopus ungulatus (Linnaeus, 1758) – valid
  Domicella garrula (Linnaeus, 1758) – invalid
  Domicella lory (Linnaeus, 1758) – invalid
  Donax Linnaeus, 1758 – valid
  Donax denticulatus Linnaeus, 1758 – valid
  Doris Linnaeus, 1758 – valid
  Doris verrucosa Linnaeus, 1758 – valid – sponge slug
  Draco Linnaeus, 1758 – valid
  Draco volans Linnaeus, 1758 – valid – Common Flying Dragon
  Drepane punctata (Linnaeus, 1758) – valid
  Dromia personata (Linnaeus, 1758) – valid
  Dryadula phaetusa (Linnaeus, 1758) – valid – Banded Orange Heliconian
  Dryobates minor (Linnaeus, 1758) – valid – Lesser Spotted Woodpecker
  Dryobates minor minor (Linnaeus, 1758) – valid
  Dryocopus martius (Linnaeus, 1758) – valid – Black Woodpecker
  Dryocopus martius martius (Linnaeus, 1758) – valid
  Dryocopus pileatus (Linnaeus, 1758) – valid – Pileated Woodpecker, grand pic
  Dryocopus pileatus pileatus (Linnaeus, 1758) – valid
  Duberria lutrix (Linnaeus, 1758) – valid – Common Slug Eater
  Duberria lutrix lutrix (Linnaeus, 1758) – valid
  Dynamena pumila (Linnaeus, 1758) – valid – sea oak
  Dysdercus andreae (Linnaeus, 1758) – valid
  Dytiscus Linnaeus, 1758 – valid
  Dytiscus dinutus Linnaeus, 1758 – invalid
  Dytiscus latissimus Linnaeus, 1758 – valid
  Dytiscus marginalis Linnaeus, 1758 – valid
  Dytiscus marginalis marginalis Linnaeus, 1758 – valid
  Dytiscus minutus Linnaeus, 1758 – invalid
  Echelus myrus (Linnaeus, 1758) – valid
  Echeneis Linnaeus, 1758 – valid – slender remoras, sharksuckers
  Echeneis naucrates Linnaeus, 1758 – valid – sharksucker, guaicán, rémora rayada
  Echinometra lucunter (Linnaeus, 1758) – valid – rock boring urchin
  Echinothrix diadema (Linnaeus, 1758) – valid
  Echinus Linnaeus, 1758 – valid
  Echinus Linnaeus, 1758 – invalid
  Echinus lucunter Linnaeus, 1758 – invalid
  Echinus rosaceus Linnaeus, 1758 – invalid
  Ectemnius fossorius (Linnaeus, 1758) – valid
  Ectemnius fossorius fossorius (Linnaeus, 1758) – valid
  Ectobius lapponicus (Linnaeus, 1758) – valid – dusky cockroach
  Egretta alba (Linnaeus, 1758) – invalid
  Egretta caerulea (Linnaeus, 1758) – valid – Garceta azul, Little Blue Heron, Aigrette bleue, garça-azul-pequena
  Eider mollissimus (Linnaeus, 1758) – invalid
  Eira barbara (Linnaeus, 1758) – valid – Tayra
  Eira barbara barbara (Linnaeus, 1758) – valid
  Elanoides forficatus (Linnaeus, 1758) – valid – Naucler à queue fourchue, gavião-tesoura, Elanio tijereta, American Swallow-tailed Kite, Milano tijereta, Swallow-tailed Kite, Milan à queue fourchue
  Elanoides forficatus forficatus (Linnaeus, 1758) – valid
  Elanoides forticatus (Linnaeus, 1758) – invalid
  Elaphrus riparius (Linnaeus, 1758) – valid
  Elasmopoda valga (Linnaeus, 1758) – valid
  Elasmopoda valga valga (Linnaeus, 1758) – valid
  Elasmostethus interstinctus (Linnaeus, 1758) – valid
  Elasmucha grisea (Linnaeus, 1758) – valid
  Elasmucha grisea grisea (Linnaeus, 1758) – valid
  Elephas Linnaeus, 1758 – valid
  Elephas maximus Linnaeus, 1758 – valid – Asiatic Elephant, Asian Elephant
  Elephas maximus maximus Linnaeus, 1758 – valid
  Ellescus bipunctatus (Linnaeus, 1758) – valid
  Emberiza Linnaeus, 1758 – valid – Eurasian Buntings
  Emberiza calandra Linnaeus, 1758 – valid – Corn Bunting, Bruant proyer, Escribano triguero, trigueirão
  Emberiza calandra calandra Linnaeus, 1758 – valid
  Emberiza ciris Linnaeus, 1758 – invalid
  Emberiza citrinella Linnaeus, 1758 – valid – Bruant jaune, Escribano cerillo, escrevedeira-amarela, Eurasian Yellow Bunting, Yellowhammer
  Emberiza citrinella citrinella Linnaeus, 1758 – valid
  Emberiza hortulana Linnaeus, 1758 – valid – Ortolan Bunting, Bruant ortolan, Escribano hortelano, sombria
  Emberiza schoeniclus (Linnaeus, 1758) – valid – Bruant des roseaux, Escribano palustre, escrevedeira-dos-caniços, Eurasian Reed Bunting, Common Reed-Bunting, Common Reed Bunting, Reed Bunting
  Emberiza schoeniclus schoeniclus (Linnaeus, 1758) – valid
  Empicoris vagabundus (Linnaeus, 1758) – valid
  Emys orbicularis (Linnaeus, 1758) – valid – European Pond Turtle
  Emys orbicularis orbicularis (Linnaeus, 1758) – valid – European Pond Turtle
  Engraulis encrasicolus (Linnaeus, 1758) – valid – European anchovy
  Engraulis encrasicolus (Linnaeus, 1758) – invalid
  Engystoma gibbosa (Linnaeus, 1758) – invalid
  Engystoma ventricosus (Linnaeus, 1758) – invalid
  Enhydra lutris (Linnaeus, 1758) – valid – Sea Otter, Nutria Marina
  Enhydra lutris lutris (Linnaeus, 1758) – valid – Sea Otter, Western Sea Otter
  Ennomos alniaria (Linnaeus, 1758) – valid – Canary-shouldered Thorn
  Enodia fervens (Linnaeus, 1758) – invalid
  Ensis ensis (Linnaeus, 1758) – valid
  Entelurus aequerius (Linnaeus, 1758) – invalid – ocean pipefish, snake pipefish, ocean pipefish, snake pipefish
  Entelurus aequoreus (Linnaeus, 1758) – valid – ocean pipefish, snake pipefish
  Entomobrya nivalis (Linnaeus, 1758) – valid
  Enyo ocypete (Linnaeus, 1758) – valid
  Eopycna repanda (Linnaeus, 1758) – valid
  Eos bornea (Linnaeus, 1758) – valid – Red Lory, Lori écarlate, Lori rojo, lóris-vermelho
  Eos bornea bornea (Linnaeus, 1758) – valid
  Epeolus variegatus (Linnaeus, 1758) – valid
  Ephemera Linnaeus, 1758 – valid
  Ephydatia fluviatilis (Linnaeus, 1758) – valid
  Epicrates cenchria (Linnaeus, 1758) – valid – Rainbow Boa
  Epicrates cenchria cenchria (Linnaeus, 1758) – invalid
  Epicrium glutinosum (Linnaeus, 1758) – invalid
  Epinephelus fulvus (Linnaeus, 1758) – invalid – coney
  Epinephelus guaza (Linnaeus, 1758) – invalid
  Epinephelus guttatus (Linnaeus, 1758) – valid – red hind, cabrilla, cabrilla colorada
  Epinephelus gvaza (Linnaeus, 1758) – invalid
  Epistomia bursaria (Linnaeus, 1758) – valid
  Epitonium clathrum Linnaeus, 1758 – valid
  Epuraea aestiva (Linnaeus, 1758) – valid
  Equetus lanceolatus (Linnaeus, 1758) – valid – jackknife-fish, jackknife fish, vaqueta de cinta, payasito obispo
  Equus Linnaeus, 1758 – valid – Horses
  Equus (Equus) Linnaeus, 1758 – valid – Horses
  Equus africanus asinus Linnaeus, 1758 – invalid
  Equus asinus Linnaeus, 1758 – valid – burro, feral burro, Donkey, Wild Ass, Ass
  Equus asinus asinus Linnaeus, 1758 – invalid – Donkey
  Equus caballus Linnaeus, 1758 – valid – feral horse, Horse
  Equus caballus caballus Linnaeus, 1758 – invalid – Northwestern European Horse, Domestic Horse
  Equus ferus caballus Linnaeus, 1758 – invalid – Northwestern European Horse, Domestic Horse
  Equus zebra Linnaeus, 1758 – valid – Zebra, Cape mountain zebra, Mountain Zebra
  Equus zebra zebra Linnaeus, 1758 – invalid – mountain zebra, Cape Mountain Zebra
  Erebus odora (Linnaeus, 1758) – invalid – black witch
  Eremocoris abietis (Linnaeus, 1758) – valid
  Eremophila alpestris (Linnaeus, 1758) – valid – Alondra cornuda, Horned Lark, alouette hausse-col
  Eremophila alpestris alpestris (Linnaeus, 1758) – valid
  Erethizon dorsatum (Linnaeus, 1758) – invalid – porcupine, common porcupine, porc-épic d'Amérique, Puercoespín norteamericano
  Erethizon dorsatus (Linnaeus, 1758) – valid – North American Porcupine
  Erethizon dorsatus dorsatus (Linnaeus, 1758) – valid
  Erinaceus Linnaeus, 1758 – valid
  Erinaceus europaeus Linnaeus, 1758 – valid – West European Hedgehog, western European hedgehog
  Erinnyis ello (Linnaeus, 1758) – valid – Ello Sphinx
  Eristalis arbustorum (Linnaeus, 1758) – valid
  Eristalis oestracea (Linnaeus, 1758) – valid
  Eristalis tenax (Linnaeus, 1758) – valid – drone fly, asticot à queue-de-rat, eristale, rattailed maggot
  Erithacus rubecula (Linnaeus, 1758) – valid – European Robin
  Erithacus rubecula rubecula (Linnaeus, 1758) – valid
  Ernobius mollis (Linnaeus, 1758) – valid
  Eromophila alpestris (Linnaeus, 1758) – invalid
  Erpobdella octoculata (Linnaeus, 1758) – valid
  Erynnis tages (Linnaeus, 1758) – valid – Dingy Skipper
  Erythraeus rupestris (Linnaeus, 1758) – valid
  Erythrodiplax umbrata (Linnaeus, 1758) – valid – Band-winged Dragonlet
  Erythrolamprus aesculapii (Linnaeus, 1758) – valid – Aesculapian False Coral Snake, False Coral Snake
  Erythrolamprus aesculapii aesculapii (Linnaeus, 1758) – valid
  Erythrolamprus cobella (Linnaeus, 1758) – valid – Mangrove Snake
  Erythrolamprus miliaris (Linnaeus, 1758) – valid – Military Ground Snake
  Erythrolamprus miliaris miliaris (Linnaeus, 1758) – valid
  Erythrolamprus reginae (Linnaeus, 1758) – valid – Royal Ground Snake
  Erythrolamprus reginae reginae (Linnaeus, 1758) – valid
  Erythrolamprus triscalis (Linnaeus, 1758) – valid – Three-scaled Ground Snake
  Erythrolamprus typhlus (Linnaeus, 1758) – valid – Blind Ground Snake, Velvet Swampsnake
  Erythrolamprus typhlus typhlus (Linnaeus, 1758) – valid
  Eryx colubrinus (Linnaeus, 1758) – valid
  Eryx colubrinus colubrinus (Linnaeus, 1758) – valid
  Eryx jaculus (Linnaeus, 1758) – valid
  Eryx jaculus jaculus (Linnaeus, 1758) – invalid
  Esox Linnaeus, 1758 – valid – pikes
  Esox lucius Linnaeus, 1758 – valid – northern pike, grand brochet
  Esox synodus Linnaeus, 1758 – invalid
  Estenorhinus dispar (Linnaeus, 1758) – valid
  Estrilda astrild (Linnaeus, 1758) – valid – Common Waxbill
  Estrilda astrild astrild (Linnaeus, 1758) – valid
  Etmopterus spinax (Linnaeus, 1758) – valid – velvet belly
  Eucera longicornis (Linnaeus, 1758) – valid
  Eucitharus linguatula (Linnaeus, 1758) – invalid – spotted flounder
  Eucratea loricata (Linnaeus, 1758) – valid
  Eucratea loricata loricata (Linnaeus, 1758) – valid
  Eudendrium octodonta (Linnaeus, 1758) – valid
  Eudendrium ramosum (Linnaeus, 1758) – valid – stickhydroid, stickyhydroid
  Eudocimus albus (Linnaeus, 1758) – valid – American White Ibis, Ibis blanc, Corocoro blanco, íbis-branca-americana
  Eudocimus albus albus (Linnaeus, 1758) – valid
  Eudocimus ruber (Linnaeus, 1758) – valid – Scarlet Ibis, Ibis rouge, Corocoro rojo, íbis-escarlate
  Eudromias morinellus (Linnaeus, 1758) – invalid – Eurasian Dotterel
  Eudynamys scolopacea (Linnaeus, 1758) – invalid
  Eudynamys scolopaceus (Linnaeus, 1758) – valid – Asian Koel, Coucou koël, Koel occidental, Western Koel, Common Koel
  Eudynamys scolopaceus scolopaceus (Linnaeus, 1758) – valid
  Eufriesea surinamensis (Linnaeus, 1758) – valid
  Eugenysa grossa (Linnaeus, 1758) – valid
  Euglossa cordata (Linnaeus, 1758) – valid
  Eulampis holosericeus (Linnaeus, 1758) – valid – Green-throated Carib
  Eulampis holosericeus holosericeus (Linnaeus, 1758) – valid
  Eulecanium coryli (Linnaeus, 1758) – invalid
  Eulecanium coryli coryli (Linnaeus, 1758) – invalid
  Eulecanium tiliae (Linnaeus, 1758) – valid – nut scale, thorn scale, Brown gooseberry scale, chermes du moisetier, cochinilla del avellano, Grosse kugelige Napfschildlaus, harzeldopluis, hasselskjoldlus, jablonevaya lozhnoshchitovka, lecanio dell'acero, lipin lazni stitas, misecznik miechun, paehkinaekilpikirva, puklice lipova
  Euleia heraclei (Linnaeus, 1758) – valid
  Eulithis populata (Linnaeus, 1758) – valid
  Eulithis prunata (Linnaeus, 1758) – valid
  Eumeces fasciatus (Linnaeus, 1758) – invalid – Five-lined Skink
  Eumorpha labruscae (Linnaeus, 1758) – valid – Gaudy Sphinx
  Eumorpha vitis (Linnaeus, 1758) – valid – Vine Sphinx
  Eunectes murinus (Linnaeus, 1758) – valid
  Eunectes murinus murinus (Linnaeus, 1758) – invalid
  Euneornis campestris (Linnaeus, 1758) – valid – Orangequit, Pique-orange de Jamaïque, Semillero azulillo
  Euodice malabarica (Linnaeus, 1758) – valid – Indian Silverbill, Warbling Silverbill
  Euphonia violacea (Linnaeus, 1758) – valid – Violaceous Euphonia
  Euphonia violacea violacea (Linnaeus, 1758) – valid
  Euphoria inda (Linnaeus, 1758) – valid
  Euphractus sexcinctus (Linnaeus, 1758) – valid – Six-banded Armadillo
  Euphractus sexcinctus sexcinctus (Linnaeus, 1758) – valid
  Euplectes hordeaceus (Linnaeus, 1758) – valid – Black-winged Red Bishop
  Euplectes hordeaceus hordeaceus (Linnaeus, 1758) – valid
  Euplectes orix (Linnaeus, 1758) – valid – Red Bishop, Southern Red Bishop
  Euplectes orix orix (Linnaeus, 1758) – valid
  Eupleurus subterraneus (Linnaeus, 1758) – valid
  Euplilis clavipes (Linnaeus, 1758) – invalid
  Eupodotis afra (Linnaeus, 1758) – invalid – Black Bustard
  Euproctis chrysorrhoea (Linnaeus, 1758) – valid – Brown-tail
  Eupsittula canicularis (Linnaeus, 1758) – valid – Orange-fronted Parakeet, Conure à front rouge, Aratinga frentinaranja, periquito-de-testa-laranja
  Eupsittula canicularis canicularis (Linnaeus, 1758) – valid
  Eupsittula pertinax (Linnaeus, 1758) – valid – Brown-throated Parakeet, Conure cuivrée, Aratinga pertinaz, periquito-de-bochecha-parda
  Eupsittula pertinax aeruginosa (Linnaeus, 1758) – valid
  Eupsittula pertinax pertinax (Linnaeus, 1758) – valid
  Eurois occulta (Linnaeus, 1758) – valid – great gray dart
  Eurois occulta occulta (Linnaeus, 1758) – invalid
  Eurynorhynchus pygmeus (Linnaeus, 1758) – invalid – Spoonbill Sandpiper, Spoon-billed Sandpiper, Bécasseau spatule
  Eurypepla jamaicensis (Linnaeus, 1758) – valid
  Euscarus cretensis (Linnaeus, 1758) – invalid – parrotfish
  Euthynnus pelamis (Linnaeus, 1758) – invalid – skipjack tuna
  Eutrigla gurnardus (Linnaeus, 1758) – valid – grey gurnard
  Eutrombicula batatas (Linnaeus, 1758) – valid
  Euvola ziczac (Linnaeus, 1758) – valid – zigzag scallop
  Evania appendigaster (Linnaeus, 1758) – valid
  Exaerete dentata (Linnaeus, 1758) – valid
  Exocoetus Linnaeus, 1758 – valid – flyingfishes
  Exocoetus volitans Linnaeus, 1758 – valid – tropical two-wing flyingfish, volador tropical
  Exorista larvarum (Linnaeus, 1758) – valid
  Falcipennis canadensis (Linnaeus, 1758) – invalid – Gallo canadiense, tetraz-dos-abetos, Spruce Grouse, tétras du Canada
  Falcipennis canadensis canadensis (Linnaeus, 1758) – invalid
  Falco Linnaeus, 1758 – valid – Falcons
  Falco aeruginosus Linnaeus, 1758 – invalid
  Falco albicilla Linnaeus, 1758 – invalid
  Falco apivorus Linnaeus, 1758 – invalid
  Falco buteo Linnaeus, 1758 – invalid
  Falco cachinnans Linnaeus, 1758 – invalid
  Falco caerulescens Linnaeus, 1758 – invalid
  Falco canadensis Linnaeus, 1758 – invalid
  Falco chrysaetos Linnaeus, 1758 – invalid
  Falco columbarius Linnaeus, 1758 – valid – Merlin, Halcón esmerejón, Faucon émerillon, Esmerejón, esmerilhão
  Falco columbarius columbarius Linnaeus, 1758 – valid
  Falco forficatus Linnaeus, 1758 – invalid
  Falco gentilis Linnaeus, 1758 – invalid
  Falco haliaetus Linnaeus, 1758 – invalid
  Falco milvus Linnaeus, 1758 – invalid
  Falco nisus Linnaeus, 1758 – invalid
  Falco pygargus Linnaeus, 1758 – invalid
  Falco rusticolus Linnaeus, 1758 – valid – Gyrfalcon, Faucon gerfaut, Halcón gerifalte, gerifalte
  Falco rusticolus rusticolus Linnaeus, 1758 – invalid
  Falco sparverius Linnaeus, 1758 – valid – American Kestrel, Cernícalo americano, Crécerelle d'Amérique, quiriquiri, peneireiro-americano
  Falco sparverius sparverius Linnaeus, 1758 – valid
  Falco subbuteo Linnaeus, 1758 – valid – Northern Hobby, Eurasian Hobby, Faucon hobereau, Alcotán europeo, ógea
  Falco subbuteo subbuteo Linnaeus, 1758 – valid
  Falco tinnunculus Linnaeus, 1758 – valid – Eurasian Kestrel, Common Kestrel, Faucon crécerelle, Cernícalo vulgar, peneireiro-de-dorso-malhado, peneireiro
  Falco tinnunculus tinnunculus Linnaeus, 1758 – valid
  Fasciola Linnaeus, 1758 – valid
  Fasciolaria tulipa (Linnaeus, 1758) – valid – true tulip
  Felis Linnaeus, 1758 – valid – small cats
  Felis catus Linnaeus, 1758 – valid – Domestic Cat
  Felis leo Linnaeus, 1758 – invalid
  Felis lynx Linnaeus, 1758 – invalid
  Felis onca Linnaeus, 1758 – invalid
  Felis pardalis Linnaeus, 1758 – invalid – ocelot
  Felis pardus Linnaeus, 1758 – invalid
  Felis tigris Linnaeus, 1758 – invalid
  Fimbria fimbriata (Linnaeus, 1758) – valid
  Fissurella nimbosa (Linnaeus, 1758) – valid
  Fistularia Linnaeus, 1758 – valid
  Fistularia tabacaria Linnaeus, 1758 – valid – bluespotted cornetfish, tobacco trumpetfish, pez corneta, corneta azul
  Florida caerulea (Linnaeus, 1758) – invalid
  Florida caerulea caerulea (Linnaeus, 1758) – invalid
  Florisuga mellivora (Linnaeus, 1758) – valid – Colibrí nuca blanca, White-necked Jacobin
  Florisuga mellivora mellivora (Linnaeus, 1758) – valid
  Floscularia rigens (Linnaeus, 1758) – valid
  Flustra foliacea (Linnaeus, 1758) – valid
  Folsomia fimetaria (Linnaeus, 1758) – valid
  Forficula Linnaeus, 1758 – valid
  Forficula auricularia Linnaeus, 1758 – valid – European earwig, perce-oreille européen
  Formica Linnaeus, 1758 – valid
  Formica fusca Linnaeus, 1758 – valid – silky ant, fourmi soyeuse
  Formica fusca fusca Linnaeus, 1758 – valid
  Formica obsoleta Linnaeus, 1758 – valid
  Formica omnivora Linnaeus, 1758 – valid
  Formica saccharivora Linnaeus, 1758 – valid
  Forpus passerinus (Linnaeus, 1758) – valid – Green-rumped Parrotlet, Toui été, Cotorrita culiverde, tuim-santo
  Forpus passerinus passerinus (Linnaeus, 1758) – valid
  Fratercula arctica (Linnaeus, 1758) – valid – Atlantic Puffin, Macareux moine, Frailecillo atlántico, papagaio-do-mar
  Fratercula arctica arctica (Linnaeus, 1758) – invalid
  Fregata aquila (Linnaeus, 1758) – valid – Ascension Frigatebird
  Fringilla Linnaeus, 1758 – valid – Bramblings, Chaffinches
  Fringilla cannabina Linnaeus, 1758 – invalid
  Fringilla coelebs Linnaeus, 1758 – valid – Common Chaffinch
  Fringilla coelebs coelebs Linnaeus, 1758 – valid
  Fringilla erythrophthalma Linnaeus, 1758 – invalid
  Fringilla gyrola Linnaeus, 1758 – invalid
  Fringilla hyemalis Linnaeus, 1758 – invalid
  Fringilla montifringilla Linnaeus, 1758 – valid – Brambling
  Fringilla schoeniclus Linnaeus, 1758 – invalid
  Fringilla zena Linnaeus, 1758 – invalid
  Fulica Linnaeus, 1758 – valid – Coots
  Fulica atra Linnaeus, 1758 – valid – galeirão, Foulque macroule, Focha común, Common Coot, Eurasian Coot
  Fulica atra atra Linnaeus, 1758 – valid
  Fulica chloropus Linnaeus, 1758 – invalid
  Fulica porphyrio Linnaeus, 1758 – invalid
  Fulica spinosa Linnaeus, 1758 – invalid
  Fungia fungites (Linnaeus, 1758) – valid
  Gadus Linnaeus, 1758 – valid – common codfishes
  Gadus morhua Linnaeus, 1758 – valid – morue de l'Atlantique, bacalao del Atlántico, cod, rock cod, morue franche, Atlantic cod
  Gadus morhua callarias Linnaeus, 1758 – valid – Baltic cod
  Gadus morhua morhua Linnaeus, 1758 – valid
  Gaidropsarus mediterraneus (Linnaeus, 1758) – valid – shore rockling, bertorella, motelle de Méditerranée
  Galbula dea (Linnaeus, 1758) – valid – Paradise Jacamar
  Galbula dea dea (Linnaeus, 1758) – valid
  Galeorhinus galeus (Linnaeus, 1758) – valid – tiburón aceitoso, tope, tope shark
  Galerida cristata (Linnaeus, 1758) – valid – Crested Lark
  Galerida cristata cristata (Linnaeus, 1758) – valid
  Galerucella nymphaeae (Linnaeus, 1758) – valid – galéruque du nénuphar, waterlily leaf beetle
  Gallinago gallinago (Linnaeus, 1758) – valid – Agachona común, Common Snipe, Bécassine des marais, Agachadiza común, narceja-comum
  Gallinago gallinago gallinago (Linnaeus, 1758) – valid
  Gallinula chloropus (Linnaeus, 1758) – valid – galinha-d'água-comum, Gallineta común, Eurasian Moorhen, Gallineta frente roja, Common Moorhen, gallinule poule-d'eau
  Gallinula chloropus chloropus (Linnaeus, 1758) – valid
  Gallus gallus (Linnaeus, 1758) – valid – Coq bankiva, Gallo bankiva, galo-vermelho, Red Junglefowl
  Gallus gallus gallus (Linnaeus, 1758) – valid
  Gamasus aphidioides (Linnaeus, 1758) – invalid
  Gamasus motatorius (Linnaeus, 1758) – invalid
  Gammarus locusta Linnaeus, 1758 – valid
  Gammarus pulex (Linnaeus, 1758) – valid
  Gammarus salinus (Linnaeus, 1758) – invalid
  Garrulax canorus (Linnaeus, 1758) – valid – Melodious Laughing Thrush, Hwamei
  Garrulax canorus canorus (Linnaeus, 1758) – valid
  Garrulus glandarius (Linnaeus, 1758) – valid – Eurasian Jay
  Garrulus glandarius glandarius (Linnaeus, 1758) – valid
  Gasteracantha cancriformis (Linnaeus, 1758) – valid – spinybacked orbweaver
  Gasteracantha cancriformis cancriformis (Linnaeus, 1758) – valid
  Gasteropelecus sternicla (Linnaeus, 1758) – valid – common hatchetfish, common hatchetfish
  Gasterophilus haemorrhoidalis (Linnaeus, 1758) – valid – nose bot fly, oestre du nez
  Gasterophilus nasalis (Linnaeus, 1758) – valid – throat bot fly, oestre de la gorge
  Gasterostea pungitius (Linnaeus, 1758) – invalid
  Gasterosteus Linnaeus, 1758 – valid – threespine sticklebacks
  Gasterosteus aculeatus Linnaeus, 1758 – valid – Alaskan stickleback, threespine stickleback, espinocho, épinoche à trois épines
  Gasterosteus aculeatus aculeatus Linnaeus, 1758 – invalid
  Gasterosteus ductor Linnaeus, 1758 – invalid
  Gasterosteus occidentalis Linnaeus, 1758 – invalid
  Gasterosteus ovatus Linnaeus, 1758 – invalid
  Gasterosteus pungitius Linnaeus, 1758 – invalid
  Gasterosteus spinarella Linnaeus, 1758 – invalid
  Gastrophysa polygoni (Linnaeus, 1758) – valid
  Gastrophysus ocellatus (Linnaeus, 1758) – invalid
  Gaterin diagrammus (Linnaeus, 1758) – invalid
  Gavia arctica (Linnaeus, 1758) – valid – Arctic Loon, Black-throated Loon, Plongeon arctique, Colimbo ártico, mobelha-árctica
  Gavia arctica arctica (Linnaeus, 1758) – valid
  Gazella dorcas (Linnaeus, 1758) – valid – Dorcas gazelle, Dorcas Gazelle
  Gazella dorcas dorcas (Linnaeus, 1758) – valid
  Gecarcinus ruricola (Linnaeus, 1758) – valid – purple land crab
  Gecko aquaticus (Linnaeus, 1758) – invalid
  Gecko caudiverbera (Linnaeus, 1758) – invalid
  Gecko salamandra (Linnaeus, 1758) – invalid
  Gekko gecko (Linnaeus, 1758) – valid – Tokay Gekko, Tokay Gecko
  Genetta genetta (Linnaeus, 1758) – valid – small-spotted genet, Common Genet
  Genetta genetta genetta (Linnaeus, 1758) – valid
  Geochelone geometrica (Linnaeus, 1758) – invalid
  Geophilus electricus (Linnaeus, 1758) – valid
  Geophilus occidentalis (Linnaeus, 1758) – valid
  Geotrupes stercorarius (Linnaeus, 1758) – valid
  Geotrygon montana (Linnaeus, 1758) – valid – Ruddy Quail-Dove, Paloma-perdiz rojiza
  Geotrygon montana montana (Linnaeus, 1758) – valid
  Geronticus eremita (Linnaeus, 1758) – valid – Northern Bald Ibis, Ibis eremita, íbis-eremita, Ibis chauve
  Gerris lacustris (Linnaeus, 1758) – valid
  Giraffa camelopardalis (Linnaeus, 1758) – valid – Giraffe, Northern Giraffe
  Giraffa camelopardalis camelopardalis (Linnaeus, 1758) – valid – Nubian Giraffe
  Glaucidium passerinum (Linnaeus, 1758) – valid – mocho-anão, Chevêchette d'Europe, Mochuelo alpino, Eurasian Pygmy Owl
  Glaucidium passerinum passerinum (Linnaeus, 1758) – valid
  Glaucionetta albeola (Linnaeus, 1758) – invalid
  Glaucomys volans (Linnaeus, 1758) – valid – petit polatouche, Ardilla-voladora del sur, Southern Flying Squirrel
  Glaucomys volans volans (Linnaeus, 1758) – valid – small eastern flying squirrel
  Glossiphonia complanata (Linnaeus, 1758) – valid
  Glycymeris decussata (Linnaeus, 1758) – valid – decussate bittersweet
  Glycymeris glycymeris (Linnaeus, 1758) – valid
  Glycymeris undata (Linnaeus, 1758) – valid – wavy bittersweet
  Glyptapanteles globatus (Linnaeus, 1758) – valid
  Glyptocephalus cynoglossus (Linnaeus, 1758) – valid – witch flounder, gray sole, plie grise, Witch Flounder
  Gobiesox nudus (Linnaeus, 1758) – valid – riverine clingfish, smooth clingfish
  Gobio gobio (Linnaeus, 1758) – valid – gudgeon
  Gobius Linnaeus, 1758 – valid – gobies, gobies
  Gobius niger Linnaeus, 1758 – valid – black goby, black goby
  Gobius paganellus Linnaeus, 1758 – valid – rock goby, rock goby
  Gongylidium rufipes (Linnaeus, 1758) – valid
  Gongylophis colubrinus (Linnaeus, 1758) – invalid
  Gordius Linnaeus, 1758 – valid
  Gordius aquaticus Linnaeus, 1758 – valid
  Gorgonia Linnaeus, 1758 – valid
  Gorgonia flabellum Linnaeus, 1758 – valid – Venus sea fan, venus sea fan
  Gorgonia ventalina Linnaeus, 1758 – valid – common sea fan, common sea fan
  Gorgonocephalus caputmedusae (Linnaeus, 1758) – valid
  Gracula Linnaeus, 1758 – valid – Hill Mynas
  Gracula atthis Linnaeus, 1758 – invalid
  Gracula foetida Linnaeus, 1758 – invalid
  Gracula religiosa Linnaeus, 1758 – valid – Hill Myna, Common Hill Myna
  Gracula religiosa religiosa Linnaeus, 1758 – valid
  Gracupica contra (Linnaeus, 1758) – valid – Pied Myna
  Gracupica contra contra (Linnaeus, 1758) – valid
  Grammia virgo (Linnaeus, 1758) – valid – Virgin Tiger Moth
  Grammia virgo virgo (Linnaeus, 1758) – valid
  Grammoplites scaber (Linnaeus, 1758) – valid – rough flathead
  Graphoderus cinereus (Linnaeus, 1758) – valid
  Grapsus grapsus (Linnaeus, 1758) – valid – Sally Lightfoot crab
  Grus americana (Linnaeus, 1758) – valid – grou-trompeteiro, Grue blanche, Grulla trompetera, Whooping Crane, Grulla blanca
  Grus antigone (Linnaeus, 1758) – invalid – Sarus Crane
  Grus antigone antigone (Linnaeus, 1758) – invalid
  Grus canadensis (Linnaeus, 1758) – invalid – Grulla gris, Sandhill Crane, grue du Canada
  Grus canadensis canadensis (Linnaeus, 1758) – invalid – Lesser Sandhill Crane
  Grus grus (Linnaeus, 1758) – valid – grou, Grue cendrée, Grulla común, Common Crane
  Grus grus grus (Linnaeus, 1758) – invalid
  Grus virgo (Linnaeus, 1758) – valid – Demoiselle Crane, grou-pequeno, Grue demoiselle, Grulla damisela
  Gryllotalpa gryllotalpa (Linnaeus, 1758) – valid
  Gryllus Linnaeus, 1758 – valid
  Guiraca caerulea (Linnaeus, 1758) – invalid – Picogordo azul, Blue Grosbeak, guicara bleu
  Guiraca caerulea caerulea (Linnaeus, 1758) – invalid
  Gulo gulo (Linnaeus, 1758) – valid – Wolverine, carcajou
  Gulo gulo gulo (Linnaeus, 1758) – valid
  Gulo gulo luscus (Linnaeus, 1758) – valid
  Gymnocephalus cernuus (Linnaeus, 1758) – valid – blacktail, ruffe, pope
  Gymnocephalus schraetser (Linnaeus, 1758) – valid
  Gymnoderus foetidus (Linnaeus, 1758) – valid – Bare-necked Fruitcrow, Cuellopelado, cotinga-de-pescoço-nu, Cotinga à col nu
  Gymnophthalmus lineatus (Linnaeus, 1758) – valid
  Gymnotus Linnaeus, 1758 – valid
  Gymnotus asiaticus Linnaeus, 1758 – invalid
  Gymnotus carapo Linnaeus, 1758 – valid – banded knifefish, gymnotid eel, banded knifefish, gymnotid eel
  Gymnotus carapus Linnaeus, 1758 – invalid
  Gymnura altavela (Linnaeus, 1758) – valid – raya de papel, spiny butterfly ray
  Gypaetus barbatus (Linnaeus, 1758) – valid – Gypaète barbu, quebra-ossos, Quebrantahuesos, Bearded Vulture
  Gypaetus barbatus barbatus (Linnaeus, 1758) – valid
  Gyraulus crista (Linnaeus, 1758) – valid – Star Gyro
  Haematobia irritans (Linnaeus, 1758) – valid – horn fly, mouche des cornes
  Haematopinus asini (Linnaeus, 1758) – valid – horse sucking louse, pou du cheval
  Haematopinus suis (Linnaeus, 1758) – valid – hog louse, pou du porc
  Haematopus Linnaeus, 1758 – valid – Oystercatchers
  Haematopus ostralegus Linnaeus, 1758 – valid – Eurasian Oystercatcher, Huîtrier pie, Ostrero euroasiático, ostraceiro
  Haematopus ostralegus ostralegus Linnaeus, 1758 – valid
  Haemulon melanurum (Linnaeus, 1758) – valid – cottonwick, ronco de lomo prieto, ronco lomo manchado
  Haemulon striatum (Linnaeus, 1758) – valid – striped grunt, jeníguano rayado, ronco pinto
  Halcyon smyrnensis (Linnaeus, 1758) – valid – White-throated Kingfisher, guarda-rios-de-papo-branco, Alción de Esmirna, Martin-chasseur de Smyrne, White-breasted Kingfisher
  Halcyon smyrnensis smyrnensis (Linnaeus, 1758) – valid
  Halecium halecinum (Linnaeus, 1758) – valid – herringbone hydroid
  Halecium halecium (Linnaeus, 1758) – invalid – herringbone hydroid
  Haliaeetus albicilla (Linnaeus, 1758) – valid – Pygargue à queue blanche, pigargo-europeu, Pigargo europeo, White-tailed Eagle
  Haliaeetus albicilla albicilla (Linnaeus, 1758) – valid – White-tailed Eagle
  Halichoeres radiatus (Linnaeus, 1758) – valid – puddingwife, doncella pudín, doncella azulada
  Halictus tumulorum (Linnaeus, 1758) – valid
  Halictus tumulorum tumulorum (Linnaeus, 1758) – valid
  Haliotis Linnaeus, 1758 – valid – abalone
  Haliotis asinina Linnaeus, 1758 – valid – donkey's ear shell
  Haliotis marmorata Linnaeus, 1758 – valid
  Haliotis midae Linnaeus, 1758 – valid
  Haliotis parva Linnaeus, 1758 – valid
  Haliotis striata Linnaeus, 1758 – invalid
  Haliotis tuberculata Linnaeus, 1758 – valid – ormer
  Haliotis tuberculata tuberculata Linnaeus, 1758 – valid – ormer
  Haliotis varia Linnaeus, 1758 – valid
  Halomitra pileus (Linnaeus, 1758) – valid
  Halticus apterus (Linnaeus, 1758) – valid
  Hamadryas feronia (Linnaeus, 1758) – valid – Variable Cracker
  Haminoea hydatis (Linnaeus, 1758) – valid
  Hamza ciliaris (Linnaeus, 1758) – valid
  Harpia harpyja (Linnaeus, 1758) – valid – Harpie féroce, harpia, Arpía mayor, Águila arpía, Harpy Eagle
  Helcion pellucidum Linnaeus, 1758 – invalid
  Heleomyza serrata (Linnaeus, 1758) – valid
  Heliconius erato (Linnaeus, 1758) – valid – Erato Heliconian
  Helicops angulatus (Linnaeus, 1758) – valid – Brown-banded Watersnake, Mountain Keelback
  Heliopetes arsalte (Linnaeus, 1758) – valid – Veined White-Skipper
  Helix Linnaeus, 1758 – valid
  Helix corneus Linnaeus, 1758 – invalid
  Helix pomatia Linnaeus, 1758 – valid – escargot
  Helobdella stagnalis (Linnaeus, 1758) – valid
  Helophorus aquaticus (Linnaeus, 1758) – valid
  Hemerobius Linnaeus, 1758 – valid
  Hemerobius humulinus Linnaeus, 1758 – valid
  Hemidactylus turcicus (Linnaeus, 1758) – valid – Mediterranean Gekko, Mediterranean House Gecko, Geco-casero del Mediterráneo, Mediterranean Gecko
  Hemipenthes morio (Linnaeus, 1758) – valid
  Hemiptera Linnaeus, 1758 – valid – true bugs, hemipterans
  Hemipteronotus novacula (Linnaeus, 1758) – invalid – pearly razorfish
  Hemipteronotus pentadactylus (Linnaeus, 1758) – invalid – fivefinger razorfish
  Hemiramphus brasiliensis (Linnaeus, 1758) – valid – agujeta brasileña, ballyhoo, escribano de aletas rojas
  Hemorrhois hippocrepis (Linnaeus, 1758) – valid – Horseshoe Snake, Horseshoe Whip Snake
  Hemorrhois hippocrepis hippocrepis (Linnaeus, 1758) – valid
  Heniochus acuminatus (Linnaeus, 1758) – valid – featherfin bullfish
  Hepialus humuli (Linnaeus, 1758) – valid
  Heremites auratus (Linnaeus, 1758) – valid – Golden Grass Mabuya, Golden Grass Skink
  Heremites auratus auratus (Linnaeus, 1758) – valid
  Heriades florisomnis (Linnaeus, 1758) – invalid
  Heriades truncorum (Linnaeus, 1758) – valid
  Hermetia illucens (Linnaeus, 1758) – valid – black soldier fly, black soldier fly
  Herpestes ichneumon (Linnaeus, 1758) – valid – Egyptian Mongoose
  Herpestes ichneumon ichneumon (Linnaeus, 1758) – invalid
  Herpetotheres cachinnans (Linnaeus, 1758) – valid – Laughing Falcon, Halcón guaco, Macagua rieur, Halcón reidor, acauã
  Herpetotheres cachinnans cachinnans (Linnaeus, 1758) – valid
  Hesperia comma (Linnaeus, 1758) – valid – Common Branded Skipper
  Hesperia comma comma (Linnaeus, 1758) – valid
  Heteranomia squamula (Linnaeus, 1758) – valid
  Heterocentrotus mammilatus (Linnaeus, 1758) – invalid
  Heterocentrotus mammillatus (Linnaeus, 1758) – valid
  Heterodonax bimaculatus (Linnaeus, 1758) – valid – false beanclam, false-bean
  Himantopus himantopus (Linnaeus, 1758) – valid – Black-winged Stilt, Échasse blanche, Cigüeñuela común, pernilongo
  Himantopus himantopus himantopus (Linnaeus, 1758) – invalid
  Hinia reticulata (Linnaeus, 1758) – invalid
  Hippobosca ovinus Linnaeus, 1758 – invalid
  Hippocampus hippocampus (Linnaeus, 1758) – valid – seahorse
  Hippodamia tredecimpunctata (Linnaeus, 1758) – valid
  Hippodamia tredecimpunctata tredecimpunctata (Linnaeus, 1758) – valid
  Hippoglossus hippoglossus (Linnaeus, 1758) – valid – Atlantic halibut, flétan atlantique, Atlantic Halibut
  Hippopotamus Linnaeus, 1758 – valid – hippopotamuses
  Hippopotamus amphibius Linnaeus, 1758 – valid – hippopotamus, Common Hippopotamus
  Hippopotamus amphibius amphibius Linnaeus, 1758 – valid
  Hippopotamus terrestris Linnaeus, 1758 – invalid
  Hirudo Linnaeus, 1758 – valid
  Hirudo medicinalis Linnaeus, 1758 – valid
  Hirundo Linnaeus, 1758 – valid – Barn Swallows
  Hirundo apus Linnaeus, 1758 – invalid
  Hirundo melba Linnaeus, 1758 – invalid
  Hirundo pelagica Linnaeus, 1758 – invalid
  Hirundo rustica Linnaeus, 1758 – valid – Golondrina tijereta, Barn Swallow, hirondelle rustique
  Hirundo rustica rustica Linnaeus, 1758 – valid
  Hister Linnaeus, 1758 – valid
  Hister bimaculatus Linnaeus, 1758 – invalid
  Hister quadrimaculatus Linnaeus, 1758 – valid
  Hister unicolor Linnaeus, 1758 – valid
  Hister unicolor unicolor Linnaeus, 1758 – valid
  Histrio histrio (Linnaeus, 1758) – valid – sargassum frogfish, sargassumfish, pez sargazo
  Histrionicus histrionicus (Linnaeus, 1758) – valid – Pato arlequín, Harlequin Duck, Arlequin plongeur, pato-arlequim
  Holacanthus ciliaris (Linnaeus, 1758) – valid – queen angelfish, isabelita reina, ángel reina
  Holothuria Linnaeus, 1758 – invalid
  Homalopoma sanguineus (Linnaeus, 1758) – valid
  Homalopsis buccata (Linnaeus, 1758) – valid – Linne's Water Snake
  Homalopsis monilis (Linnaeus, 1758) – invalid
  Homarus gammarus (Linnaeus, 1758) – valid – European lobster
  Homo Linnaeus, 1758 – valid – hominoids
  Homo monstrosus Linnaeus, 1758 – invalid
  Homo sapiens Linnaeus, 1758 – valid – man, Humans, Human
  Homo troglodytes Linnaeus, 1758 – invalid
  Homoroselaps lacteus (Linnaeus, 1758) – valid – Spotted Harlequin Snake
  Hornera violacea (Linnaeus, 1758) – valid
  Hucho hucho (Linnaeus, 1758) – valid – Danube salmon, hunchen, Danube trout, sulec, danube salmon or huchen, huchon
  Humerobates fungorum (Linnaeus, 1758) – invalid
  Huso huso (Linnaeus, 1758) – valid – European sturgeon, great sturgeon, beluga, hausen
  Hyaena hyaena (Linnaeus, 1758) – valid – Striped Hyena
  Hyaena hyaena hyaena (Linnaeus, 1758) – invalid
  Hyalina pallida (Linnaeus, 1758) – valid – pallid marginella
  Hyalomma aegyptium (Linnaeus, 1758) – valid
  Hyalophora cecropia (Linnaeus, 1758) – valid – Cecropia Silkmoth
  Hyas araneus (Linnaeus, 1758) – valid – Atlantic lyre crab
  Hyas arborea (Linnaeus, 1758) – invalid
  Hydatina physis (Linnaeus, 1758) – valid – brown-line paper-bubble, brown-line paperbubble
  Hydra Linnaeus, 1758 – valid
  Hydrallmania falcata (Linnaeus, 1758) – valid – sickle hydroid, sickle hydroid
  Hydria undulata (Linnaeus, 1758) – invalid – scallop shell moth
  Hydrobates pelagicus (Linnaeus, 1758) – valid – European Storm Petrel, European Storm-Petrel, Océanite tempête
  Hydrobius fuscipes (Linnaeus, 1758) – valid
  Hydrometra stagnorum (Linnaeus, 1758) – valid
  Hydroporus erythrocephalus (Linnaeus, 1758) – valid
  Hydrotaea meteorica (Linnaeus, 1758) – valid
  Hyla arborea (Linnaeus, 1758) – valid
  Hyla arborea arborea (Linnaeus, 1758) – invalid
  Hyla boans (Linnaeus, 1758) – invalid
  Hylaeus annulatus (Linnaeus, 1758) – valid
  Hyles euphorbiae (Linnaeus, 1758) – valid
  Hylotrupes bajulus (Linnaeus, 1758) – valid – old house borer
  Hypacanthus amia (Linnaeus, 1758) – invalid
  Hypera rumicis (Linnaeus, 1758) – valid
  Hyperomyzus lactucae (Linnaeus, 1758) – valid
  Hypoderma bovis (Linnaeus, 1758) – valid – northern cattle grub, hypoderme du boeuf
  Hypoderma tarandi (Linnaeus, 1758) – valid – caribou warble fly, hypoderme du caribou
  Hypostomus plecostomus (Linnaeus, 1758) – valid – suckermouth catfish
  Hypsiboas boans (Linnaeus, 1758) – invalid
  Hystrix Linnaeus, 1758 – valid
  Hystrix (Hystrix) Linnaeus, 1758 – valid
  Hystrix brachyura Linnaeus, 1758 – valid – Malayan Porcupine, Himalayan Crestless Porcupine
  Hystrix brachyura brachyura Linnaeus, 1758 – valid
  Hystrix cristata Linnaeus, 1758 – valid – Crested Porcupine, North African Crested Porcupine
  Hystrix dorsata Linnaeus, 1758 – invalid
  Hystrix macroura Linnaeus, 1758 – invalid
  Hystrix prehensilis Linnaeus, 1758 – invalid
  Ichneumon desertor Linnaeus, 1758 – invalid
  Ichthyophis glutinosus (Linnaeus, 1758) – valid
  Ictalurus catus (Linnaeus, 1758) – invalid – white bullhead, white catfish
  Icteria virens (Linnaeus, 1758) – valid – Buscabreña, Yellow-breasted Chat, Paruline polyglotte
  Icteria virens virens (Linnaeus, 1758) – valid
  Icterus galbula (Linnaeus, 1758) – valid – Northern Oriole, Bolsero de Baltimore, Baltimore Oriole, oriole du nord
  Icterus galbula galbula (Linnaeus, 1758) – invalid
  Idus idus (Linnaeus, 1758) – invalid
  Iguana iguana (Linnaeus, 1758) – valid – Green Iguana, Iguana verde, iguane commun, Common Green Iguana
  Ilyocoris cimicoides (Linnaeus, 1758) – valid
  Ilyocoris cimicoides cimicoides (Linnaeus, 1758) – valid
  Imantodes cenchoa (Linnaeus, 1758) – valid – Blunthead Treesnake, Fiddle-string Snake, Blunt-headed Treesnake, Culebra-cordelilla chata, Blunthead Tree Snake
  Imantodes cenchoa cenchoa (Linnaeus, 1758) – invalid – Fiddle-string Snake
  Iniistius pentadactylus (Linnaeus, 1758) – valid
  Iris oratoria (Linnaeus, 1758) – valid
  Iris oratorius (Linnaeus, 1758) – invalid
  Isotoma arborea (Linnaeus, 1758) – valid
  Isotoma fimetaria (Linnaeus, 1758) – invalid
  Itame wauaria (Linnaeus, 1758) – invalid
  Ixodes ricinus (Linnaeus, 1758) – valid – sheep tick, wood tick, deer tick
  Jacana spinosa (Linnaeus, 1758) – valid – Northern Jacana, Jacana norteña, Jacana du Mexique, Jacana centroamericana, jaçanã-de-fronte-amarela
  Jacana spinosa spinosa (Linnaeus, 1758) – invalid
  Jaculus jaculus (Linnaeus, 1758) – valid – Lesser Egyptian Jerboa
  Janthina janthina (Linnaeus, 1758) – valid – janthina
  Jujubinus striatus (Linnaeus, 1758) – valid
  Julis lunaris (Linnaeus, 1758) – invalid
  Julus Linnaeus, 1758 – valid
  Junco hyemalis (Linnaeus, 1758) – valid – junco, Junco ojo oscuro, Dark-eyed Junco, junco ardoisé
  Junco hyemalis hyemalis (Linnaeus, 1758) – valid
  Jynx Linnaeus, 1758 – valid – Wrynecks
  Jynx torquilla Linnaeus, 1758 – valid – Eurasian Wryneck
  Jynx torquilla torquilla Linnaeus, 1758 – valid
  Katsuwonus pelamis (Linnaeus, 1758) – valid – bonito listado, barrilete listado, bonite à ventre rayé, listado, skipjack, skipjack tuna, striped tuna, oceanic bonito, Arctic bonito, mushmouth, victor fish
  Kermes ilicis (Linnaeus, 1758) – valid – Mediterranean scale
  Kermes quercus (Linnaeus, 1758) – valid – kermes berry, striped kermes
  Kermococcus ilicis (Linnaeus, 1758) – invalid
  Kermococcus quercus (Linnaeus, 1758) – invalid
  Korscheltellus lupulina (Linnaeus, 1758) – valid
  Kyphosus sectator (Linnaeus, 1758) – valid
  Kyphosus sectatrix (Linnaeus, 1758) – invalid – Bermuda chub, chopa blanca
  Labia minor (Linnaeus, 1758) – valid
  Labrus Linnaeus, 1758 – valid – wrasses
  Labrus auritus Linnaeus, 1758 – invalid
  Labrus bimaculatus Linnaeus, 1758 – invalid
  Labrus chinensis Linnaeus, 1758 – invalid
  Labrus cretensis Linnaeus, 1758 – invalid
  Labrus cynaedus Linnaeus, 1758 – valid
  Labrus exoletus Linnaeus, 1758 – invalid
  Labrus falcatus Linnaeus, 1758 – invalid
  Labrus griseus Linnaeus, 1758 – invalid
  Labrus julis Linnaeus, 1758 – invalid
  Labrus livens Linnaeus, 1758 – invalid
  Labrus lunaris Linnaeus, 1758 – invalid
  Labrus luscus Linnaeus, 1758 – invalid
  Labrus marginalis Linnaeus, 1758 – valid
  Labrus melops Linnaeus, 1758 – invalid
  Labrus merula Linnaeus, 1758 – valid – brown wrasse
  Labrus mixtus Linnaeus, 1758 – valid – cuckoo wrasse, red wrasse
  Labrus onitis Linnaeus, 1758 – invalid
  Labrus opercularis Linnaeus, 1758 – invalid
  Labrus ossifagus Linnaeus, 1758 – invalid
  Labrus paroticus Linnaeus, 1758 – invalid
  Labrus pavo Linnaeus, 1758 – invalid
  Labrus radiatus Linnaeus, 1758 – invalid
  Labrus rufus Linnaeus, 1758 – invalid
  Labrus rupestris Linnaeus, 1758 – invalid
  Labrus striatus Linnaeus, 1758 – invalid
  Labrus suillus Linnaeus, 1758 – invalid
  Labrus tinca Linnaeus, 1758 – invalid
  Labrus turdus Linnaeus, 1758 – invalid – green wrasse
  Labrus varius Linnaeus, 1758 – invalid
  Labrus viridis Linnaeus, 1758 – valid
  Laccophilus minutus (Linnaeus, 1758) – valid
  Laccotrephes fuscus (Linnaeus, 1758) – valid
  Laccotrephes fuscus fuscus (Linnaeus, 1758) – invalid
  Lacerta Linnaeus, 1758 – valid – Lacertas
  Lacerta agilis Linnaeus, 1758 – valid – Sand Lizard
  Lacerta agilis agilis Linnaeus, 1758 – valid
  Lacerta anguina Linnaeus, 1758 – invalid
  Lacerta aquatica Linnaeus, 1758 – invalid
  Lacerta caudiverbera Linnaeus, 1758 – invalid
  Lacerta crocodilus Linnaeus, 1758 – invalid
  Lacerta fasciata Linnaeus, 1758 – invalid
  Lacerta palustris Linnaeus, 1758 – invalid
  Lacerta salamandra Linnaeus, 1758 – invalid
  Lacerta vulgaris Linnaeus, 1758 – invalid
  Lachesilla pedicularia (Linnaeus, 1758) – valid
  Lactophrys bicaudalis (Linnaeus, 1758) – valid – spotted trunkfish, chapín de lunares negros, chapín pintado, Spotted Trunkfish
  Lactophrys quadricornis (Linnaeus, 1758) – invalid – scrawled cowfish
  Lactophrys tricornis (Linnaeus, 1758) – invalid – boxfish
  Lactophrys trigonus (Linnaeus, 1758) – valid – trunkfish, chapín de lunares, chapín búfalo, Trunkfish
  Lactophrys triqueter (Linnaeus, 1758) – valid – smooth trunkfish, chapín común, chapín baqueta, Smooth Trunkfish
  Lactoria cornuta (Linnaeus, 1758) – valid – horned boxfish
  Lactoria cornutus (Linnaeus, 1758) – invalid – horned boxfish
  Laevicardium laevigatum (Linnaeus, 1758) – valid – eggcockle
  Lagocephalus lagocephalus (Linnaeus, 1758) – valid – oceanic puffer, tamboril oceanico, botete oceánico, Oceanic Puffer, orbe étoilé
  Lagopus lagopus (Linnaeus, 1758) – valid – Lagópodo común, lagopo-ruivo, Willow Grouse, Willow Ptarmigan, lagopède des saules
  Lagopus lagopus lagopus (Linnaeus, 1758) – valid
  Lama glama (Linnaeus, 1758) – valid – llama, Guanaco
  Lama glama glama (Linnaeus, 1758) – valid
  Lama pacos (Linnaeus, 1758) – invalid – alpaca
  Lamellaria perspicua (Linnaeus, 1758) – valid – transparent lamellaria
  Lampetra fluviatilis (Linnaeus, 1758) – valid – European river lamprey, lamproie fluviatile européene, lampern, Flußneunauge
  Lamprophis aurora (Linnaeus, 1758) – valid – Aurora House Snake
  Lampyris noctiluca (Linnaeus, 1758) – valid
  Lanius Linnaeus, 1758 – valid – Shrikes
  Lanius carnifex Linnaeus, 1758 – invalid
  Lanius collurio Linnaeus, 1758 – valid – Red-backed Shrike
  Lanius collurio collurio Linnaeus, 1758 – valid
  Lanius cristatus Linnaeus, 1758 – valid – Brown Shrike
  Lanius cristatus cristatus Linnaeus, 1758 – valid
  Lanius excubitor Linnaeus, 1758 – valid – Northern Shrike, pie-grièche grise, Great Grey Shrike
  Lanius excubitor excubitor Linnaeus, 1758 – valid
  Lanius schach Linnaeus, 1758 – valid – Long-tailed Shrike
  Lanius schach schach Linnaeus, 1758 – valid
  Lanius senator Linnaeus, 1758 – valid – Woodchat Shrike
  Lanius senator senator Linnaeus, 1758 – valid
  Lanius tyrannus Linnaeus, 1758 – invalid
  Laphria gilva (Linnaeus, 1758) – valid
  Largus lineola (Linnaeus, 1758) – valid
  Larus Linnaeus, 1758 – valid – Gulls, Ivory Gulls, Kittiwakes, Ross' Gulls, Sabine's Gulls
  Larus atricilla Linnaeus, 1758 – invalid – Gaviota reidora, Laughing Gull, mouette atricille
  Larus atricilla atricilla Linnaeus, 1758 – invalid
  Larus canus Linnaeus, 1758 – valid – Gaviota cana, Mew Gull, Goéland cendré, Common Gull, famego
  Larus canus canus Linnaeus, 1758 – valid
  Larus fuscus Linnaeus, 1758 – valid – Gaviota sombría, Lesser Black-backed Gull, Goéland brun, gaivota-da-asa-escura
  Larus fuscus fuscus Linnaeus, 1758 – valid
  Larus marinus Linnaeus, 1758 – valid – Great Black-backed Gull, Goéland marin, Gavión atlántico, gaivotão-real
  Larus parasiticus Linnaeus, 1758 – invalid
  Larus tridactyla Linnaeus, 1758 – invalid
  Larus tridactyla tridactyla Linnaeus, 1758 – invalid
  Larus tridactylus Linnaeus, 1758 – invalid – Black-legged Kittiwake
  Lasius niger (Linnaeus, 1758) – valid
  Lasius niger niger (Linnaeus, 1758) – valid
  Lates niloticus (Linnaeus, 1758) – valid – nile perch
  Laticauda laticaudata (Linnaeus, 1758) – valid – Blue-banded Sea Krait, Blue-lipped Sea Krait, Common Sea Krait
  Laticauda laticaudata laticaudata (Linnaeus, 1758) – valid
  Leander squilla (Linnaeus, 1758) – invalid
  Lecanium hesperidum (Linnaeus, 1758) – invalid
  Lecanium ilicis (Linnaeus, 1758) – invalid
  Lecanium rusci (Linnaeus, 1758) – invalid
  Lecanium tiliae (Linnaeus, 1758) – invalid
  Leistus ferrugineus (Linnaeus, 1758) – valid
  Leiurus aculeatus (Linnaeus, 1758) – invalid
  Lemmus lemmus (Linnaeus, 1758) – valid – Norway Lemming
  Lemniscomys striatus (Linnaeus, 1758) – valid – Typical Lemniscomys
  Lemur Linnaeus, 1758 – valid – Ring-tailed Lemur
  Lemur catta Linnaeus, 1758 – valid – Ring-tailed Lemur
  Lemur volans Linnaeus, 1758 – invalid
  Leopardus pardalis (Linnaeus, 1758) – valid – Ocelot, Ocelote, Ocelot, gato onza, gato tigre, pumilio, manigordo, tigrillo, cunaguaro
  Leopardus pardalis pardalis (Linnaeus, 1758) – valid
  Lepas Linnaeus, 1758 – valid
  Lepas anatifera Linnaeus, 1758 – valid – duck barnacle
  Lepas anserifera Linnaeus, 1758 – valid – goose barnacle
  Lepidosaphes ulmi (Linnaeus, 1758) – valid – cochenille virgule du pommier, oystershell scale
  Lepidurus apus (Linnaeus, 1758) – valid
  Lepidurus apus apus (Linnaeus, 1758) – valid
  Lepisma Linnaeus, 1758 – valid
  Lepisma saccharina Linnaeus, 1758 – valid – silverfish, lépisme argenté
  Lepisosteus osseus (Linnaeus, 1758) – valid – catán aguja, longnose gar, lépisosté osseux
  Lepomis auritus (Linnaeus, 1758) – valid – Redbreast Sunfish, mojarra pecho rojo, crapet rouge
  Lepomis gibbosus (Linnaeus, 1758) – valid – kiver, crapet-soleil, Pumpkinseed
  Leporinus anostomus (Linnaeus, 1758) – invalid
  Leptodactylus ocellatus (Linnaeus, 1758) – invalid
  Leptodactylus typhonius (Linnaeus, 1758) – invalid
  Leptodeira annulata (Linnaeus, 1758) – valid – Culebra-ojo de gato bandada, Banded Cat-eyed Snake
  Leptodeira annulata annulata (Linnaeus, 1758) – valid
  Leptophis ahaetulla (Linnaeus, 1758) – valid – Culebra-perico verde, Giant Parrot Snake, Parrot Snake
  Leptophis ahaetulla ahaetulla (Linnaeus, 1758) – valid
  Leptopterna dolabrata (Linnaeus, 1758) – valid – meadow plant bug
  Leptoscelis bipustulatus (Linnaeus, 1758) – valid
  Leptothyra sandwicensis Linnaeus, 1758 – valid
  Leptura Linnaeus, 1758 – valid
  Leptura (Leptura) Linnaeus, 1758 – valid
  Lepus Linnaeus, 1758 – valid – Hares, Jackrabbits, Jack Rabbits
  Lepus (Lepus) Linnaeus, 1758 – invalid
  Lepus brasiliensis Linnaeus, 1758 – invalid
  Lepus capensis Linnaeus, 1758 – valid – Cape Hare, Arabian Hare, Brown Hare, Desert Hare
  Lepus capensis capensis Linnaeus, 1758 – valid
  Lepus cuniculus Linnaeus, 1758 – invalid
  Lepus timidus Linnaeus, 1758 – valid – Mountain Hare, Varying Hare
  Lepus timidus timidus Linnaeus, 1758 – valid
  Lepyronia coleoptrata (Linnaeus, 1758) – valid
  Lernaea Linnaeus, 1758 – valid
  Lernaea cyprinacea Linnaeus, 1758 – valid – anchor worm
  Lestica cribraria (Linnaeus, 1758) – invalid
  Lestica fossoria (Linnaeus, 1758) – invalid
  Lethocerus grandis (Linnaeus, 1758) – valid
  Leuciscus aspius (Linnaeus, 1758) – valid – European asp, asp
  Leuciscus cephalus (Linnaeus, 1758) – invalid
  Leuciscus idus (Linnaeus, 1758) – valid – ide, orfe
  Leuciscus leuciscus (Linnaeus, 1758) – valid – dace, common dace
  Leuciscus rutilus (Linnaeus, 1758) – invalid
  Leucoma salicis (Linnaeus, 1758) – valid – satin moth
  Leucophaeus atricilla (Linnaeus, 1758) – valid – Gaviota guanaguanare, gaivota-alegre, Mouette atricille, Laughing Gull, Gaviota reidora
  Leucophaeus atricilla atricilla (Linnaeus, 1758) – valid
  Leucoraja fullonica (Linnaeus, 1758) – valid – shagreen ray, shagreen skate
  Leuctra fusca (Linnaeus, 1758) – valid
  Libellula Linnaeus, 1758 – valid
  Libellula quadrimaculata Linnaeus, 1758 – valid – Four-spotted Skimmer
  Lichia amia (Linnaeus, 1758) – valid – leer fish, liche, palometón
  Ligula intestinalis (Linnaeus, 1758) – valid
  Ligyrocoris sylvestris (Linnaeus, 1758) – valid
  Lima lima (Linnaeus, 1758) – valid – spiny fileclam
  Limanda limanda (Linnaeus, 1758) – valid – dab
  Limax Linnaeus, 1758 – valid
  Limax flavus Linnaeus, 1758 – valid – yellow garden slug, yellow gardenslug
  Limax maximus Linnaeus, 1758 – valid – giant garden slug, giant gardenslug
  Limnephilus griseus (Linnaeus, 1758) – valid
  Limnephilus rhombicus (Linnaeus, 1758) – valid
  Limnochares aquatica (Linnaeus, 1758) – valid
  Limonia annulata Linnaeus, 1758 – valid
  Limosa fedoa (Linnaeus, 1758) – valid – Picopando canelo, Marbled Godwit, Barge marbrée, Aguja canela, maçarico-marmóreo
  Limosa fedoa fedoa (Linnaeus, 1758) – valid
  Limosa haemastica (Linnaeus, 1758) – valid – Picopando ornamentado, Hudsonian Godwit, Barge hudsonienne, Aguja café, maçarico-de-bico-virado
  Limosa lapponica (Linnaeus, 1758) – valid – Picopando cola barrada, Bar-tailed Godwit, Barge rousse, Aguja colipinta, fuselo
  Limosa lapponica lapponica (Linnaeus, 1758) – valid
  Limosa limosa (Linnaeus, 1758) – valid – Black-tailed Godwit, Barge à queue noire, Aguja colinegra, milherango
  Limosa limosa limosa (Linnaeus, 1758) – valid
  Limulus polyphemus (Linnaeus, 1758) – valid – Atlantic horseshoe crab, American horseshoe crab
  Linaria cannabina (Linnaeus, 1758) – valid – Common Linnet
  Linaria cannabina cannabina (Linnaeus, 1758) – valid
  Linaria flavirostris (Linnaeus, 1758) – valid – Twite
  Linaria flavirostris flavirostris (Linnaeus, 1758) – valid
  Linckia laevigata (Linnaeus, 1758) – valid – azure sea star
  Linga pensylvanica (Linnaeus, 1758) – valid – pennsylvania lucine
  Linognathus vituli (Linnaeus, 1758) – valid – longnosed cattle louse, pou du boeuf
  Linopodes motatorius (Linnaeus, 1758) – valid
  Linopodes motatorius motatorius (Linnaeus, 1758) – valid
  Liophis cobella (Linnaeus, 1758) – invalid
  Liophis lineatus (Linnaeus, 1758) – invalid
  Liophis miliaris (Linnaeus, 1758) – invalid
  Liophis reginae (Linnaeus, 1758) – invalid
  Liophis reginae reginae (Linnaeus, 1758) – invalid
  Liophis triscalis (Linnaeus, 1758) – invalid
  Liophis typhlus (Linnaeus, 1758) – invalid
  Lipophrys pholis (Linnaeus, 1758) – valid – shanny, smooth blenny
  Liposthenes glechomae (Linnaeus, 1758) – valid
  Lissotriton vulgaris (Linnaeus, 1758) – valid
  Lithobius forficatus (Linnaeus, 1758) – valid
  Lithobius forficatus forficatus (Linnaeus, 1758) – valid
  Lithodes maja (Linnaeus, 1758) – valid – Norway king crab
  Lithognathus mormyrus (Linnaeus, 1758) – valid
  Littorina littoralis (Linnaeus, 1758) – invalid
  Littorina littorea (Linnaeus, 1758) – valid – common periwinkle
  Littorina obtusata (Linnaeus, 1758) – valid – yellow periwinkle
  Littorina obtusata obtusata (Linnaeus, 1758) – valid
  Littorina scabra (Linnaeus, 1758) – valid
  Lobipes lobatus (Linnaeus, 1758) – invalid
  Loligo media (Linnaeus, 1758) – valid
  Lonchura malabarica (Linnaeus, 1758) – invalid – Indian Silverbill, Warbling Silverbill
  Lonchura oryzivora (Linnaeus, 1758) – valid – Java Sparrow
  Lonchura punctulata (Linnaeus, 1758) – valid – Nutmeg Mannikin, Scaly-breasted Munia
  Lonchura punctulata punctulata (Linnaeus, 1758) – valid
  Lopha frons (Linnaeus, 1758) – invalid
  Lophelia pertusa (Linnaeus, 1758) – valid
  Lophinus vulgaris (Linnaeus, 1758) – invalid
  Lophius Linnaeus, 1758 – valid – rapes, monkfishes, baudroies
  Lophius piscatorius Linnaeus, 1758 – valid – anglerfish, Angler, Monk, baudroie commune, rape
  Lophodytes cucullatus (Linnaeus, 1758) – valid – Mergo cresta blanca, Hooded Merganser, Harle couronné, Serreta capuchona, merganso-capuchinho
  Lophophanes cristatus (Linnaeus, 1758) – valid – European Crested Tit
  Lophophanes cristatus cristatus (Linnaeus, 1758) – valid
  Lophura nycthemera (Linnaeus, 1758) – valid – Faisan argenté, Faisán plateado, faisão-prateado, Silver Pheasant
  Lophura nycthemera nycthemera (Linnaeus, 1758) – valid
  Loricaria Linnaeus, 1758 – valid
  Loricaria cataphracta Linnaeus, 1758 – valid
  Loriculus galgulus (Linnaeus, 1758) – valid – Blue-crowned Hanging Parrot, Blue-crowned Hanging-parrot, Coryllis à tête bleue, Lorículo coroniazul
  Loris tardigradus (Linnaeus, 1758) – valid – Red Slender Loris
  Loris tardigradus tardigradus (Linnaeus, 1758) – invalid – Red Slender Loris
  Lorius domicella (Linnaeus, 1758) – valid – Purple-naped Lory, Lori des dames, Lori damisela, loris-de-nuca-roxa
  Lorius domicellus (Linnaeus, 1758) – invalid
  Lorius garrulus (Linnaeus, 1758) – valid – Chattering Lory, Lori noira, Lori gárrulo, lóris-amor-amor
  Lorius garrulus garrulus (Linnaeus, 1758) – valid
  Lorius lory (Linnaeus, 1758) – valid – Black-capped Lory, Lori tricolore, Lori tricolor, lóris-bailarino
  Lorius lory lory (Linnaeus, 1758) – valid
  Lota lota (Linnaeus, 1758) – valid – burbot, eelpout, lotte
  Loxia Linnaeus, 1758 – valid – Crossbills
  Loxia chloris Linnaeus, 1758 – invalid
  Loxia curvirostra Linnaeus, 1758 – valid – Red Crossbill, bec-croisé des sapins, Picotuerto rojo
  Loxia curvirostra curvirostra Linnaeus, 1758 – valid
  Loxia cyanea Linnaeus, 1758 – invalid
  Loxia dominicana Linnaeus, 1758 – invalid
  Loxia lineola Linnaeus, 1758 – invalid
  Loxia minuta Linnaeus, 1758 – invalid
  Loxia nigra Linnaeus, 1758 – invalid
  Loxia violacea Linnaeus, 1758 – invalid
  Loxigilla violacea (Linnaeus, 1758) – invalid – Greater Antillean Bullfinch
  Loxigilla violacea violacea (Linnaeus, 1758) – invalid
  Lucina pensylvanica (Linnaeus, 1758) – valid – Pennsylvania lucine
  Lucinella divaricata (Linnaeus, 1758) – valid
  Lullula arborea (Linnaeus, 1758) – valid – Woodlark
  Lullula arborea arborea (Linnaeus, 1758) – valid
  Lumbricus Linnaeus, 1758 – valid
  Lumbricus marinus Linnaeus, 1758 – invalid
  Lumbricus terrestris Linnaeus, 1758 – valid – nightcrawler, dew worm
  Luscinia luscinia (Linnaeus, 1758) – valid – Thrush Nightingale
  Luscinia svecica (Linnaeus, 1758) – valid – Bluethroats, Bluethroat
  Luscinia svecica svecica (Linnaeus, 1758) – valid
  Lutjanus griseus (Linnaeus, 1758) – valid – caballerete, pargo mulato, Gray Snapper, Vivaneau sarde grise, Pargo prieto
  Lutjanus synagris (Linnaeus, 1758) – valid – pargo biajaiba, Lane Snapper, Vivaneau gazou
  Lutra lutra (Linnaeus, 1758) – valid – European Otter, Common Otter, Eurasian Otter
  Lutra lutra lutra (Linnaeus, 1758) – valid
  Lutraria lutraria (Linnaeus, 1758) – valid
  Lycodon aulicus (Linnaeus, 1758) – valid – Indian Wolf Snake
  Lycosa tarantula (Linnaeus, 1758) – valid
  Lycosa tarantula tarantula (Linnaeus, 1758) – valid
  Lygaeus equestris (Linnaeus, 1758) – valid
  Lygophis lineatus (Linnaeus, 1758) – valid – Lined Ground Snake
  Lygosoma punctata (Linnaeus, 1758) – invalid – Common Dotted Garden Skink, Common Snake Skink, Punctate Supple Skink
  Lygus pratensis (Linnaeus, 1758) – valid
  Lymantria dispar (Linnaeus, 1758) – valid – Bombyx disparate, Schwammspinner, Bekyne velkohlavá, Lehtinunna, Lövskogsnunna, plakker, gyapjaslepke, spongieuse, zig-zag, lagarta-do-sobreiro, Løvstraesnonne, Lagarta peluda del los encinares, spongy moth
  Lymexylon navale (Linnaeus, 1758) – valid
  Lymnaea auricularia (Linnaeus, 1758) – invalid
  Lymnaea stagnalis (Linnaeus, 1758) – valid – swamp lymnaea
  Lymnaea stagnalis stagnalis (Linnaeus, 1758) – invalid
  Lynx lynx (Linnaeus, 1758) – valid – Eurasian Lynx, Lynx commun, lynx boréal, Lince
  Lynx lynx lynx (Linnaeus, 1758) – valid
  Lyriocephalus scutatus (Linnaeus, 1758) – valid – Lyreshead Lizard
  Lyropecten nodosus (Linnaeus, 1758) – invalid – lions-paw scallop
  Lyrurus tetrix (Linnaeus, 1758) – valid – Tétras lyre, Gallo lira común, tetraz-lira, Eurasian Black Grouse, Black Grouse
  Lyrurus tetrix tetrix (Linnaeus, 1758) – valid
  Lytocarpia myriophyllum (Linnaeus, 1758) – valid – pheasant-tail hydroid, phesant-tail hydroid
  Lytta vesicatoria (Linnaeus, 1758) – valid – lytta spanishfly
  Macaca silenus (Linnaeus, 1758) – valid – liontail macaque, Lion-tailed Macaque
  Macaca sylvanus (Linnaeus, 1758) – valid – Barbary Macaque
  Macaria notata (Linnaeus, 1758) – valid
  Macaria notata notata (Linnaeus, 1758) – valid
  Macaria wauaria (Linnaeus, 1758) – invalid
  Macoma balthica (Linnaeus, 1758) – valid – Baltic macoma
  Macoma baltica (Linnaeus, 1758) – valid – baltic macoma
  Macrobrachium carcinus (Linnaeus, 1758) – valid – bigclaw river shrimp, painted river prawn
  Macrocallista maculata (Linnaeus, 1758) – valid – calico clam
  Macrocypraea zebra (Linnaeus, 1758) – valid – measled cowrie
  Macropipus dupurator (Linnaeus, 1758) – valid
  Macropodus opercularis (Linnaeus, 1758) – valid – paradise fish
  Macropodus opercularis opercularis (Linnaeus, 1758) – invalid
  Macroramphosus scolopax (Linnaeus, 1758) – valid – longspine snipefish, trompetero copete
  Macrorhamphosus scolopax (Linnaeus, 1758) – invalid – longspine snipefish
  Macrovipera lebetina (Linnaeus, 1758) – valid – Levantine Viper
  Macrovipera lebetina lebetina (Linnaeus, 1758) – valid
  Mactra stultorum (Linnaeus, 1758) – valid
  Madrepora Linnaeus, 1758 – valid
  Madrepora meandrites Linnaeus, 1758 – invalid
  Madrepora oculata Linnaeus, 1758 – valid
  Magicicada septendecim (Linnaeus, 1758) – valid – Pharaoh cicada
  Mammalia Linnaeus, 1758 – valid – mammifères, mamífero, mammals
  Mandrillus sphinx (Linnaeus, 1758) – valid – Mandrill
  Manicina areolata (Linnaeus, 1758) – valid – rose coral
  Manicina areolata areolata (Linnaeus, 1758) – invalid – rose coral
  Manis Linnaeus, 1758 – valid
  Manis (Manis) Linnaeus, 1758 – valid
  Manis pentadactyla Linnaeus, 1758 – valid – Chinese Pangolin
  Manis pentadactyla pentadactyla Linnaeus, 1758 – valid
  Mantis Linnaeus, 1758 – valid
  Mantis religiosa (Linnaeus, 1758) – valid
  Marcusenius cyprinoides (Linnaeus, 1758) – valid
  Mareca penelope (Linnaeus, 1758) – valid – Eurasian Wigeon, Canard siffleur, Silbón europeo, piadeira
  Mareca strepera (Linnaeus, 1758) – valid – Gadwall, Canard chipeau, Ánade friso, frisada
  Mareca strepera strepera (Linnaeus, 1758) – valid – Common Gadwall
  Margaritifera margaritifera (Linnaeus, 1758) – valid – eastern pearlshell
  Margarodes polonicus (Linnaeus, 1758) – invalid
  Marisa cornuarietis (Linnaeus, 1758) – valid – giant rams-horn, Goldenhorn Marisa
  Marmosa murina (Linnaeus, 1758) – valid – Linnaeus's Mouse Opossum
  Marmota marmota (Linnaeus, 1758) – valid – Alpine Marmot
  Marmota marmota marmota (Linnaeus, 1758) – valid
  Marmota monax (Linnaeus, 1758) – valid – marmotte commune, Woodchuck, Groundhog
  Marmota monax monax (Linnaeus, 1758) – valid
  Martes martes (Linnaeus, 1758) – valid – European Pine Marten
  Martes martes martes (Linnaeus, 1758) – valid
  Martes zibellina (Linnaeus, 1758) – valid – Sable
  Martes zibellina zibellina (Linnaeus, 1758) – valid
  Martesia striata (Linnaeus, 1758) – valid – striate piddock
  Marthasterias glacialis (Linnaeus, 1758) – valid – spiny starfish, astérie, estrella espinosa común
  Meandrina meandrites (Linnaeus, 1758) – valid – maze coral
  Meandrina meandrites meandrites (Linnaeus, 1758) – invalid – maze coral
  Medetera diadema (Linnaeus, 1758) – valid
  Medusa aurita Linnaeus, 1758 – invalid
  Medusa marsupialis Linnaeus, 1758 – invalid
  Megabalanus tintinnabulum (Linnaeus, 1758) – valid
  Megaceryle alcyon (Linnaeus, 1758) – valid – guarda-rios-cintado, Martín gigante norteamericano, Martin-pêcheur d'Amérique, Belted Kingfisher
  Megaceryle alcyon alcyon (Linnaeus, 1758) – invalid
  Megachile centuncularis (Linnaeus, 1758) – valid – Mégachile guenille
  Megachile centuncularis centuncularis (Linnaeus, 1758) – valid
  Megaderma spasma (Linnaeus, 1758) – valid – Lesser False Vampire Bat
  Megaderma spasma spasma (Linnaeus, 1758) – valid – Lesser False Vampire Bat
  Megaderus stigma (Linnaeus, 1758) – valid
  Megalaspis cordyla (Linnaeus, 1758) – valid – finletted mackerel scad, torpedo scad
  Megalochila centuncularis (Linnaeus, 1758) – invalid
  Megascops asio (Linnaeus, 1758) – valid – corujinha-do-leste, Autillo yanqui, Tecolote oriental, petit-duc maculé, Eastern Screech-Owl, Eastern Screech Owl
  Megascops asio asio (Linnaeus, 1758) – valid
  Melampus coffeus (Linnaeus, 1758) – valid – coffee melampus
  Melanerpes carolinus (Linnaeus, 1758) – valid – Red-bellied Woodpecker, pic à ventre roux
  Melanerpes erythrocephalus (Linnaeus, 1758) – valid – Red-headed Woodpecker, pic à tête rouge
  Melanerpes erythrocephalus erythrocephalus (Linnaeus, 1758) – invalid
  Melanitta fusca (Linnaeus, 1758) – valid – Velvet Scoter, Negreta ala blanca, Macreuse brune, Negrón especulado, negrola-d'asa-branca, White-winged Scoter
  Melanitta fusca fusca (Linnaeus, 1758) – invalid
  Melanitta nigra (Linnaeus, 1758) – valid – Negreta negra, Black Scoter, Common Scoter, Macreuse noire, Negrón común, negrola
  Melanitta nigra nigra (Linnaeus, 1758) – invalid
  Melanitta perspicillata (Linnaeus, 1758) – valid – Negreta nuca blanca, Surf Scoter, Macreuse à front blanc, Negrón careto, negrola-de-lunetas
  Melanogrammus aeglefinus (Linnaeus, 1758) – valid – haddock, aiglefin
  Melanophora roralis (Linnaeus, 1758) – valid
  Melanostoma mellinum (Linnaeus, 1758) – valid
  Meleagris Linnaeus, 1758 – valid – Turkeys
  Meleagris gallopavo Linnaeus, 1758 – valid – Guajolote gallipavo, peru-bravo, Guajolote norteño, Wild Turkey, dindon sauvage
  Meleagris gallopavo gallopavo Linnaeus, 1758 – valid
  Meleagris satyra Linnaeus, 1758 – invalid
  Meles meles (Linnaeus, 1758) – valid – European Badger
  Meles meles meles (Linnaeus, 1758) – valid
  Melithaea ochracea (Linnaeus, 1758) – valid
  Mellinus arvensis (Linnaeus, 1758) – valid
  Mellinus vagus (Linnaeus, 1758) – invalid
  Mellisuga minima (Linnaeus, 1758) – valid – Vervain Hummingbird
  Mellisuga minima minima (Linnaeus, 1758) – valid
  Meloe Linnaeus, 1758 – valid
  Meloe (Meloe) Linnaeus, 1758 – valid
  Melophagus ovinus (Linnaeus, 1758) – valid – sheep ked, sheep-tick, barbin du mouton
  Melopyrrha nigra (Linnaeus, 1758) – valid – Cuban Bullfinch, Pèrenoir négrito, Semillero negrito
  Melopyrrha nigra nigra (Linnaeus, 1758) – valid
  Melopyrrha violacea (Linnaeus, 1758) – valid – Greater Antillean Bullfinch, Pèrenoir petit-coq, Semillero prieto
  Melopyrrha violacea violacea (Linnaeus, 1758) – valid
  Menticirrhus americanus (Linnaeus, 1758) – valid – southern kingfish, jewsharp drummer, berrugato zorro
  Mercenaria mercenaria (Linnaeus, 1758) – valid – northern quahog
  Mergellus albellus (Linnaeus, 1758) – valid – Smew, Harle piette, Serreta chica, merganso-pequeno
  Mergus Linnaeus, 1758 – valid – Greater Mergansers
  Mergus albellus Linnaeus, 1758 – invalid
  Mergus cucullatus Linnaeus, 1758 – invalid
  Mergus merganser Linnaeus, 1758 – valid – Mergo mayor, Common Merganser, Grand Harle, Serreta grande, merganso-grande, Goosander
  Mergus merganser merganser Linnaeus, 1758 – valid
  Mergus serrator Linnaeus, 1758 – valid – Mergo copetón, Red-breasted Merganser, Harle huppé, Serreta mediana, merganso-de-poupa
  Mergus serrator serrator Linnaeus, 1758 – invalid
  Merlangius merlangus (Linnaeus, 1758) – valid – whiting, English whiting
  Merluccius merluccius (Linnaeus, 1758) – valid – European hake
  Merops Linnaeus, 1758 – valid
  Merops apiaster Linnaeus, 1758 – valid – European Bee-eater, abelharuco-comum, Abejaruco europeo, Guêpier d'Europe
  Merops viridis Linnaeus, 1758 – valid – Blue-throated Bee-eater, abelharuco-de-garganta-azul, Abejaruco gorjiazul, Guêpier à gorge bleue
  Merops viridis viridis Linnaeus, 1758 – invalid
  Mesidotea entomon (Linnaeus, 1758) – invalid
  Metacrabro fossorius (Linnaeus, 1758) – invalid
  Micrathena spinosa (Linnaeus, 1758) – valid
  Microchirus ocellatus (Linnaeus, 1758) – valid – eyed sole
  Microchrysa polita (Linnaeus, 1758) – valid
  Microgaster subcutanea (Linnaeus, 1758) – valid
  Microhierax caerulescens (Linnaeus, 1758) – valid – Collared Falconet, Fauconnet à collier, Falconete acollarado, falconete-de-colar
  Microhierax caerulescens caerulescens (Linnaeus, 1758) – valid
  Micronecta minutissima (Linnaeus, 1758) – valid
  Microthoracius cameli (Linnaeus, 1758) – valid
  Micrurus lemniscatus (Linnaeus, 1758) – valid – South American Coral Snake
  Micrurus lemniscatus lemniscatus (Linnaeus, 1758) – valid
  Miliaria calandra (Linnaeus, 1758) – invalid
  Millepora Linnaeus, 1758 – valid
  Millepora alcicornis Linnaeus, 1758 – valid – fire coral, fire coral
  Milvus milvus (Linnaeus, 1758) – valid – Milan royal, milhafre-real, Milano real, Red Kite
  Milvus milvus milvus (Linnaeus, 1758) – valid
  Mimus polyglottos (Linnaeus, 1758) – valid – Centzontle norteño, Northern Mockingbird, moqueur polyglotte
  Mimus polyglottos orpheus (Linnaeus, 1758) – valid
  Mimus polyglottos polyglottos (Linnaeus, 1758) – valid
  Mirounga leonina (Linnaeus, 1758) – valid – Southern Elephant Seal, southern sea elephant
  Misgurnus fossilis (Linnaeus, 1758) – valid – weatherfish
  Modiolus modiolus (Linnaeus, 1758) – valid – northern horsemussel
  Modiolus modiolus modiolus (Linnaeus, 1758) – valid
  Modulus modulus (Linnaeus, 1758) – valid – buttonsnail
  Mola mola (Linnaeus, 1758) – valid – ocean sunfish, pez luna, mola, môle, Ocean Sunfish
  Molge palustris (Linnaeus, 1758) – invalid
  Molge vulgaris (Linnaeus, 1758) – invalid
  Molge vulgaris vulgaris (Linnaeus, 1758) – invalid
  Molva molva (Linnaeus, 1758) – valid – drizzie, ling cod, molva, sea pike, European ling, ling
  Monalocoris filicis (Linnaeus, 1758) – valid
  Monanthia cardui (Linnaeus, 1758) – invalid
  Monedula signata (Linnaeus, 1758) – invalid
  Monochirus trichodactylus (Linnaeus, 1758) – valid
  Monoculus apus Linnaeus, 1758 – invalid
  Monoculus polyphemus Linnaeus, 1758 – invalid
  Monodactylus argenteus (Linnaeus, 1758) – valid – fingerfish, mono, silver angelfish, diamond moonfish
  Monodon Linnaeus, 1758 – valid – narwhals
  Monodon monoceros Linnaeus, 1758 – valid – Narwhal, narval
  Monomorium pharaonis (Linnaeus, 1758) – valid – pharaoh ant, fourmi pharaon
  Monomorium salomonis (Linnaeus, 1758) – valid
  Monomorium salomonis salomonis (Linnaeus, 1758) – valid
  Monticola solitarius (Linnaeus, 1758) – valid – Blue Rock-Thrush, Blue Rock Thrush
  Monticola solitarius solitarius (Linnaeus, 1758) – valid
  Mordella Linnaeus, 1758 – valid
  Mormyrops anguilloides (Linnaeus, 1758) – valid
  Mormyrus Linnaeus, 1758 – valid
  Mormyrus caschive Linnaeus, 1758 – valid
  Morone labrax (Linnaeus, 1758) – invalid – European bass, sea bass, white salmon
  Morus bassanus (Linnaeus, 1758) – valid – Northern Gannet, Bobo norteño, Fou de Bassan
  Moschus Linnaeus, 1758 – valid
  Moschus moschiferus Linnaeus, 1758 – valid – Siberian musk deer, Siberian Musk Deer
  Moschus moschiferus moschiferus Linnaeus, 1758 – valid – musk deer
  Motacilla Linnaeus, 1758 – valid – Wagtails
  Motacilla alba Linnaeus, 1758 – valid – Lavandera blanca, White Wagtail
  Motacilla alba alba Linnaeus, 1758 – valid
  Motacilla campestris Linnaeus, 1758 – invalid
  Motacilla flava Linnaeus, 1758 – valid – Yellow Wagtail, Western Yellow Wagtail
  Motacilla flava flava Linnaeus, 1758 – valid – Blue-headed Wagtail, Blue-headed Yellow Wagtail
  Motacilla regulus Linnaeus, 1758 – invalid
  Motacilla spiza Linnaeus, 1758 – invalid
  Motacilla velia Linnaeus, 1758 – invalid
  Mugil Linnaeus, 1758 – valid – gray mullets
  Mugil cephalus Linnaeus, 1758 – valid – striped mullet, lisa, gray mullet, black mullet, lisa rayada
  Mullus Linnaeus, 1758 – valid – mullets
  Mullus barbatus Linnaeus, 1758 – valid – red mullet, bluntsnouted mullet, striped goatfish, striped mullet
  Mullus surmuletus Linnaeus, 1758 – valid – red mullet
  Muraena Linnaeus, 1758 – valid
  Muraena caeca Linnaeus, 1758 – invalid
  Muraena conger Linnaeus, 1758 – invalid
  Muraena helena Linnaeus, 1758 – valid – moray eel, murry
  Muraena myrus Linnaeus, 1758 – invalid
  Muraena ophis Linnaeus, 1758 – invalid
  Muraena serpens Linnaeus, 1758 – invalid
  Murex Linnaeus, 1758 – valid
  Mus Linnaeus, 1758 – valid – House Mice, Old World Mice
  Mus (Mus) Linnaeus, 1758 – valid
  Mus leporinus Linnaeus, 1758 – invalid
  Mus musculus Linnaeus, 1758 – valid – souris commune, House Mouse
  Mus musculus musculus Linnaeus, 1758 – valid
  Mus porcellus Linnaeus, 1758 – invalid
  Mus terrestris Linnaeus, 1758 – invalid
  Mus volans Linnaeus, 1758 – invalid
  Musca arbustorum Linnaeus, 1758 – invalid
  Musca arnicae Linnaeus, 1758 – invalid
  Musca bombylans Linnaeus, 1758 – invalid
  Musca cardui Linnaeus, 1758 – invalid
  Musca casei Linnaeus, 1758 – invalid
  Musca cerasi Linnaeus, 1758 – invalid
  Musca chamaeleon Linnaeus, 1758 – invalid
  Musca cupraria Linnaeus, 1758 – invalid
  Musca diadema Linnaeus, 1758 – invalid
  Musca domestica Linnaeus, 1758 – valid – house fly, mouche domestique
  Musca domestica domestica Linnaeus, 1758 – valid
  Musca fenestralis Linnaeus, 1758 – invalid
  Musca flava Linnaeus, 1758 – invalid
  Musca florescentiae Linnaeus, 1758 – invalid
  Musca frit Linnaeus, 1758 – invalid
  Musca heraclei Linnaeus, 1758 – invalid
  Musca heraclii Linnaeus, 1758 – invalid
  Musca hydroleon Linnaeus, 1758 – invalid
  Musca hyoscyami Linnaeus, 1758 – invalid
  Musca illucens Linnaeus, 1758 – invalid
  Musca larvarum Linnaeus, 1758 – invalid
  Musca lateralis Linnaeus, 1758 – invalid
  Musca mellinum Linnaeus, 1758 – invalid
  Musca meteorica Linnaeus, 1758 – invalid
  Musca microleon Linnaeus, 1758 – invalid
  Musca morio Linnaeus, 1758 – invalid
  Musca nemorum Linnaeus, 1758 – invalid
  Musca oestracea Linnaeus, 1758 – invalid
  Musca pantherina Linnaeus, 1758 – invalid
  Musca parietina Linnaeus, 1758 – invalid
  Musca pipiens Linnaeus, 1758 – invalid
  Musca pluvialis Linnaeus, 1758 – invalid
  Musca polita Linnaeus, 1758 – invalid
  Musca putris Linnaeus, 1758 – invalid
  Musca pyrastri Linnaeus, 1758 – invalid
  Musca radicum Linnaeus, 1758 – invalid
  Musca ribesii Linnaeus, 1758 – invalid
  Musca roralis Linnaeus, 1758 – invalid
  Musca scripta Linnaeus, 1758 – invalid
  Musca segnis Linnaeus, 1758 – invalid
  Musca serrata Linnaeus, 1758 – invalid
  Musca serratulae Linnaeus, 1758 – invalid
  Musca solstitialis Linnaeus, 1758 – invalid
  Musca stercoraria Linnaeus, 1758 – invalid
  Musca tenax Linnaeus, 1758 – invalid
  Musca tringarius Linnaeus, 1758 – invalid
  Musca ungulatus Linnaeus, 1758 – invalid
  Musca vespiformis Linnaeus, 1758 – invalid
  Musca vibrans Linnaeus, 1758 – invalid
  Musca vomitoria Linnaeus, 1758 – invalid
  Muscardinus avellanarius (Linnaeus, 1758) – valid – Hazel Dormouse, Common Dormouse
  Mustela Linnaeus, 1758 – valid – polecats, ermines, ferrets, minks, weasels
  Mustela barbara Linnaeus, 1758 – invalid
  Mustela erminea Linnaeus, 1758 – valid – Ermine, hermine
  Mustela erminea erminea Linnaeus, 1758 – valid
  Mustela furo Linnaeus, 1758 – invalid
  Mustela gulo Linnaeus, 1758 – invalid
  Mustela lutra Linnaeus, 1758 – invalid
  Mustela lutris Linnaeus, 1758 – invalid
  Mustela martes Linnaeus, 1758 – invalid
  Mustela putorius Linnaeus, 1758 – valid – European Polecat
  Mustela putorius furo Linnaeus, 1758 – valid – domestic ferret
  Mustela putorius putorius Linnaeus, 1758 – valid
  Mustela zibellina Linnaeus, 1758 – invalid
  Mustelus mustelus (Linnaeus, 1758) – valid – smooth-hound
  Mya Linnaeus, 1758 – valid
  Mya arenaria Linnaeus, 1758 – valid – softshell clam, softshell
  Mya margaritifera Linnaeus, 1758 – invalid
  Mya pictorum Linnaeus, 1758 – invalid
  Mya truncata Linnaeus, 1758 – valid – truncate softshell clam, truncate softshell
  Mycteria Linnaeus, 1758 – valid – Wood Storks
  Mycteria americana Linnaeus, 1758 – valid – Wood Stork, Cigüeña americana, Tantale d'Amérique
  Mycteroperca venenosa (Linnaeus, 1758) – valid – yellowfin grouper, arigua, guacamayo, princess rockfish
  Myianoetus muscarum (Linnaeus, 1758) – valid
  Myiarchus crinitus (Linnaeus, 1758) – valid – Papamoscas viajero, Great Crested Flycatcher, Tyran huppé, caça-moscas-grande-de-crista, Copetón viajero
  Myiarchus crinitus crinitus (Linnaeus, 1758) – invalid
  Myliobatis aquila (Linnaeus, 1758) – valid – spotted eagle ray
  Myoxocephalus quadricornis (Linnaeus, 1758) – valid – fourhorn sculpin, chaboisseau à quatre cornes
  Myoxocephalus scorpius (Linnaeus, 1758) – valid – shorthorn sculpin, chaboisseau à épines courtes
  Myrmecophaga Linnaeus, 1758 – valid – giant anteaters
  Myrmecophaga didactyla Linnaeus, 1758 – invalid
  Myrmecophaga tridactyla Linnaeus, 1758 – valid – Giant Anteater
  Myrmecophaga tridactyla tridactyla Linnaeus, 1758 – valid
  Myrmica rubra (Linnaeus, 1758) – valid
  Myrmica rubra rubra (Linnaeus, 1758) – valid
  Mystacides longicornis (Linnaeus, 1758) – valid
  Mystacides niger (Linnaeus, 1758) – valid
  Mytilus Linnaeus, 1758 – valid
  Mytilus anatinus Linnaeus, 1758 – invalid
  Mytilus cygneus Linnaeus, 1758 – invalid
  Mytilus edulis Linnaeus, 1758 – valid – edible blue mussel, blue mussel
  Myxine Linnaeus, 1758 – valid
  Myxine glutinosa Linnaeus, 1758 – valid – myxine du nord, Atlantic hagfish
  Nabis ferus (Linnaeus, 1758) – valid
  Nacerdes melanura (Linnaeus, 1758) – valid
  Naja haje (Linnaeus, 1758) – valid – Egyptian Cobra
  Naja haje haje (Linnaeus, 1758) – invalid
  Naja naja (Linnaeus, 1758) – valid – Indian Cobra
  Naja nivea (Linnaeus, 1758) – valid – Cape Cobra
  Nannus troglodytes (Linnaeus, 1758) – invalid – Winter Wren, troglodyte mignon, Chivirín chochín
  Nannus troglodytes troglodytes (Linnaeus, 1758) – invalid
  Nassarius arcularius (Linnaeus, 1758) – valid
  Nassarius reticulatus (Linnaeus, 1758) – valid
  Natica canrena (Linnaeus, 1758) – invalid – colorful moonsnail
  Naticarius canrena (Linnaeus, 1758) – valid – colorful moonsnail
  Natric sipedon (Linnaeus, 1758) – invalid
  Natrix maura (Linnaeus, 1758) – valid – Viperine Water Snake
  Natrix natrix (Linnaeus, 1758) – valid – European Grass Snake
  Natrix natrix natrix (Linnaeus, 1758) – valid
  Natrix sipedon (Linnaeus, 1758) – invalid
  Natrix sipedon sipedon (Linnaeus, 1758) – invalid
  Naucrates ductor (Linnaeus, 1758) – valid – Pilotfish, piloto, pez piloto, poisson pilote
  Nautilus Linnaeus, 1758 – valid
  Nautilus crista Linnaeus, 1758 – invalid
  Nautilus pompilius Linnaeus, 1758 – valid
  Nautilus pompilius pompilius Linnaeus, 1758 – valid
  Nautilus spirula Linnaeus, 1758 – invalid
  Necrobia violacea (Linnaeus, 1758) – valid
  Necrophila americana (Linnaeus, 1758) – valid
  Necydalis Linnaeus, 1758 – valid
  Neides tipularis (Linnaeus, 1758) – invalid
  Neides tipularius (Linnaeus, 1758) – valid
  Nemacheilus barbatulus (Linnaeus, 1758) – invalid – groundling, stone loach
  Nematopus indus (Linnaeus, 1758) – valid
  Nemertesia antennina (Linnaeus, 1758) – valid – sea beard, sea beard
  Nemotelus pantherinus (Linnaeus, 1758) – valid
  Neoconocephalus triops (Linnaeus, 1758) – valid
  Neophilaenus lineatus (Linnaeus, 1758) – valid – Lined spittlebug
  Neophron percnopterus (Linnaeus, 1758) – valid – Percnoptère d'Égypte, abutre-do-egipto, Alimoche común, Egyptian Vulture
  Neophron percnopterus percnopterus (Linnaeus, 1758) – valid
  Neosimnia spelta Linnaeus, 1758 – valid – Keys simnia
  Neotibicen tibicen (Linnaeus, 1758) – valid
  Neotibicen tibicen tibicen (Linnaeus, 1758) – valid
  Neotragus pygmaeus (Linnaeus, 1758) – valid – Royal Antelope, royal antelope
  Nepa Linnaeus, 1758 – valid
  Nepa atra Linnaeus, 1758 – invalid
  Nepa cinerea Linnaeus, 1758 – valid
  Nepa linearis Linnaeus, 1758 – invalid
  Nepa rubra Linnaeus, 1758 – valid
  Nepa rubra rubra Linnaeus, 1758 – valid
  Nephrops norvegicus (Linnaeus, 1758) – valid – Norway lobster
  Nephrotoma cornicina (Linnaeus, 1758) – valid
  Neptunea antiqua (Linnaeus, 1758) – valid
  Neptunea despecta (Linnaeus, 1758) – valid
  Nereis Linnaeus, 1758 – valid
  Nerita Linnaeus, 1758 – valid
  Nerita peloronta Linnaeus, 1758 – valid – bleeding tooth
  Neritina pulligera (Linnaeus, 1758) – valid
  Neritina virginea (Linnaeus, 1758) – valid – Virgin Nerite
  Nerodia sipedon (Linnaeus, 1758) – valid – Northern Water Snake, couleuvre d'eau, Common Watersnake
  Nerodia sipedon sipedon (Linnaeus, 1758) – valid – Northern Water Snake, Northern Watersnake
  Nerophis ophidion (Linnaeus, 1758) – valid – straightnosed pipefish, straightnosed pipefish
  Neureclipsis bimaculata (Linnaeus, 1758) – valid
  Neuroptera Linnaeus, 1758 – valid – ant lions, lacewings, mantisflies, owlflies, spongillaflies, bichos lixeiros, formigas leão, antlions, mantispids
  Neuroterus quercusbaccarum (Linnaeus, 1758) – valid
  Neusticurus bicarinatus (Linnaeus, 1758) – valid – Two-faced Neusticurus
  Nezara viridula (Linnaeus, 1758) – valid
  Nicrophorus germanicus (Linnaeus, 1758) – valid
  Nicrophorus vespillo (Linnaeus, 1758) – valid
  Nitidella laevigata (Linnaeus, 1758) – valid – smooth dovesnail
  Nitidula bipunctata (Linnaeus, 1758) – valid
  Niveria pediculus (Linnaeus, 1758) – valid – coffeebean trivia
  Noctilio leporinus (Linnaeus, 1758) – valid – Murciélago-pescador mayor, Greater Bulldog Bat
  Noctilio leporinus leporinus (Linnaeus, 1758) – valid
  Noctua Linnaeus, 1758 – valid
  Noctua pronuba (Linnaeus, 1758) – valid
  Nodipecten nodosus (Linnaeus, 1758) – valid – lions-paw scallop
  Nola cucullatella (Linnaeus, 1758) – valid
  Nomada ruficornis (Linnaeus, 1758) – valid
  Notiophilus aquaticus (Linnaeus, 1758) – valid
  Notonecta Linnaeus, 1758 – valid
  Notonecta (Notonecta) Linnaeus, 1758 – valid
  Notonecta glauca Linnaeus, 1758 – valid
  Notonecta glauca glauca Linnaeus, 1758 – valid
  Notonecta striata Linnaeus, 1758 – invalid
  Nucella lapillus (Linnaeus, 1758) – valid – Atlantic dogwinkle
  Nucifraga caryocatactes (Linnaeus, 1758) – valid – Spotted Nutcracker
  Nucifraga caryocatactes caryocatactes (Linnaeus, 1758) – valid
  Nucula nucleus Linnaeus, 1758 – valid
  Numenius arquata (Linnaeus, 1758) – valid – Eurasian Curlew, Courlis cendré, Zarapito real, maçarico-real
  Numenius arquata arquata (Linnaeus, 1758) – valid
  Numenius phaeopus (Linnaeus, 1758) – valid – Zarapito trinador, Whimbrel, Courlis corlieu, Eurasian Whimbrel, maçarico-galego
  Numenius phaeopus phaeopus (Linnaeus, 1758) – valid
  Numida meleagris (Linnaeus, 1758) – valid – Pintade de Numidie, Pintada común, pintada, Helmeted Guineafowl
  Numida meleagris meleagris (Linnaeus, 1758) – valid
  Nyctanassa violacea (Linnaeus, 1758) – valid – Yellow-crowned Night-Heron, Yellow-crowned Night Heron, Bihoreau violacé, Martinete coronado, goraz-coroado
  Nyctanassa violacea violacea (Linnaeus, 1758) – valid
  Nyctea scandiaca (Linnaeus, 1758) – invalid
  Nycticorax nycticorax (Linnaeus, 1758) – valid – Bihoreau gris, Black-crowned Night Heron, Martinete común, goraz-comum
  Nycticorax nycticorax nycticorax (Linnaeus, 1758) – valid
  Nycticorax violaceus (Linnaeus, 1758) – invalid
  Nymphalis antiopa (Linnaeus, 1758) – valid – Mourning Cloak, mourningcloak, chenille épineuse de l'orme, morio, spiny elm caterpillar, mourningcloak butterfly
  Nymphalis antiopa antiopa (Linnaeus, 1758) – valid
  Nymphalis urticae (Linnaeus, 1758) – invalid – Small Tortoiseshell
  Obelia dichotoma (Linnaeus, 1758) – valid – sea thread hydroid, sea thread hydroid
  Obelia geniculata (Linnaeus, 1758) – valid – knotted thread hydroid, knotted thread hydroid
  Oblada melanura (Linnaeus, 1758) – valid
  Ocenebra erinacea (Linnaeus, 1758) – valid
  Ocneria dispar (Linnaeus, 1758) – invalid
  Ocypode cursor (Linnaeus, 1758) – valid
  Odobenus rosmarus (Linnaeus, 1758) – valid – Walrus, morse
  Odobenus rosmarus rosmarus (Linnaeus, 1758) – valid – Atlantic walrus
  Odontomachus haematodus (Linnaeus, 1758) – valid
  Odontomyia hydroleon (Linnaeus, 1758) – valid
  Odontomyia microleon (Linnaeus, 1758) – valid
  Oedipomidas oedipus (Linnaeus, 1758) – valid – Cottontop Tamarin, Cotton-top Tamarin
  Oenanthe hispanica (Linnaeus, 1758) – valid – Black-eared Wheatear
  Oenanthe hispanica hispanica (Linnaeus, 1758) – valid
  Oenanthe oenanthe (Linnaeus, 1758) – valid – Collalba norteña, Northern Wheatear, traquet motteux
  Oenanthe oenanthe oenanthe (Linnaeus, 1758) – valid
  Oestrus bovis Linnaeus, 1758 – invalid
  Oestrus haemorrhoidalis Linnaeus, 1758 – invalid
  Oestrus nasalis Linnaeus, 1758 – invalid
  Oestrus ovis Linnaeus, 1758 – valid – sheep bot fly, oestre du mouton
  Oestrus tarandi Linnaeus, 1758 – invalid
  Ogcocephalus vespertilio (Linnaeus, 1758) – valid – longnose batfish, pez diablo narizón
  Oligia strigilis (Linnaeus, 1758) – valid
  Oligodon calamarius (Linnaeus, 1758) – valid
  Oligotricha striata (Linnaeus, 1758) – valid
  Olor cygnus (Linnaeus, 1758) – invalid
  Omaspides clathrata (Linnaeus, 1758) – valid
  Omonadus floralis (Linnaeus, 1758) – valid – narrownecked grain beetle
  Omosita colon (Linnaeus, 1758) – valid
  Oniscus Linnaeus, 1758 – valid
  Oniscus asellus Linnaeus, 1758 – valid
  Onthophagus nuchicornis (Linnaeus, 1758) – valid
  Onychiurus ambulans (Linnaeus, 1758) – valid
  Opalia crenata (Linnaeus, 1758) – valid – coarse wentletrap
  Operophtera brumata (Linnaeus, 1758) – valid – winter moth, arpenteuse tardive
  Ophichthus ophis (Linnaeus, 1758) – valid – spotted snake eel, safío de manchas negras
  Ophidion Linnaeus, 1758 – valid – cusk-eels
  Ophidion barbatum Linnaeus, 1758 – valid – snake blenny
  Ophisurus serpens (Linnaeus, 1758) – valid – sand snake eel, serpent eel
  Ophiura ophiura (Linnaeus, 1758) – valid
  Opilo mollis (Linnaeus, 1758) – valid
  Orchesella cincta (Linnaeus, 1758) – valid
  Orchesella vaga Linnaeus, 1758 – invalid
  Orcinus orca (Linnaeus, 1758) – valid – Killer Whale, orca, Orca común, épaulard
  Oreaster nodosus (Linnaeus, 1758) – invalid
  Oreaster reticulatus (Linnaeus, 1758) – valid – cushioned star
  Oreochromis niloticus (Linnaeus, 1758) – valid – Nile mouthbreeder, tilapia del Nilo, Nile tilapia
  Oreodera glauca (Linnaeus, 1758) – valid
  Oreodera glauca glauca (Linnaeus, 1758) – valid
  Orgyia antiqua (Linnaeus, 1758) – valid
  Oriolus oriolus (Linnaeus, 1758) – valid – Eurasian Golden Oriole
  Oriolus xanthornus (Linnaeus, 1758) – valid – Black-hooded Oriole
  Oriolus xanthornus xanthornus (Linnaeus, 1758) – valid
  Orius minutus (Linnaeus, 1758) – valid
  Orthorhynchus cristatus (Linnaeus, 1758) – invalid
  Orthorhyncus cristatus (Linnaeus, 1758) – valid – Antillean Crested Hummingbird
  Orthorhyncus cristatus cristatus (Linnaeus, 1758) – valid
  Oryctolagus cuniculus (Linnaeus, 1758) – valid – European Rabbit, Wild Rabbit, Conejo
  Oryctolagus cuniculus cuniculus (Linnaeus, 1758) – valid
  Oryx gazella (Linnaeus, 1758) – valid – Gemsbok, gemsbok
  Oryzaephilus surinamensis (Linnaeus, 1758) – valid – sawtoothed grain beetle, cucujide dentelé des grains
  Oscinella frit (Linnaeus, 1758) – valid – fruit fly, frit fly, oscine
  Osilophus typhonius (Linnaeus, 1758) – invalid
  Osmerus Linnaeus, 1758 – valid – rainbow smelts
  Osmerus eperlanus (Linnaeus, 1758) – valid – smelt
  Osmia bicornis (Linnaeus, 1758) – valid
  Osmia bicornis bicornis (Linnaeus, 1758) – valid
  Osmia caerulescens (Linnaeus, 1758) – valid
  Osmia caerulescens caerulescens (Linnaeus, 1758) – valid
  Osmia coerulescens (Linnaeus, 1758) – invalid
  Osmia rufa (Linnaeus, 1758) – invalid
  Osteogeneiosus militaris (Linnaeus, 1758) – valid – soldier catfish, bagre soldado
  Osteopilus ocellatus (Linnaeus, 1758) – valid
  Ostracion Linnaeus, 1758 – valid – trunkfishes
  Ostracion bicaudalis Linnaeus, 1758 – invalid
  Ostracion cornutus Linnaeus, 1758 – invalid
  Ostracion cubicus Linnaeus, 1758 – valid – bluespotted boxfish
  Ostracion gibbosus Linnaeus, 1758 – invalid – blackclotched turretfish
  Ostracion quadricornis Linnaeus, 1758 – invalid
  Ostracion tricornis Linnaeus, 1758 – invalid
  Ostracion trigonus Linnaeus, 1758 – invalid
  Ostracion triqueter Linnaeus, 1758 – invalid
  Ostracion tuberculatus Linnaeus, 1758 – invalid – bluespotted boxfish
  Ostrea Linnaeus, 1758 – valid
  Ostrea edulis Linnaeus, 1758 – valid – edible oyster
  Ostrea frons (Linnaeus, 1758) – invalid
  Otilophus typhonius (Linnaeus, 1758) – invalid
  Otiorhynchus ligustici (Linnaeus, 1758) – valid
  Otiorhynchus ovatus (Linnaeus, 1758) – valid
  Otiorhynchus scaber (Linnaeus, 1758) – valid
  Otiorhynchus singularis (Linnaeus, 1758) – valid
  Otis Linnaeus, 1758 – valid
  Otis afra Linnaeus, 1758 – invalid
  Otis arabs Linnaeus, 1758 – invalid
  Otis tarda Linnaeus, 1758 – valid – abetarda, Grande Outarde, Avutarda euroasiática, Great Bustard
  Otis tarda tarda Linnaeus, 1758 – valid
  Otis tetrax Linnaeus, 1758 – invalid
  Otophorus haemorrhoidalis (Linnaeus, 1758) – valid
  Otus asio (Linnaeus, 1758) – invalid – Tecolote oriental, Eastern Screech-Owl, petit-duc maculé
  Otus asio asio (Linnaeus, 1758) – invalid
  Otus scops (Linnaeus, 1758) – valid – mocho-d'orelhas, Petit-duc scops, Autillo europeo, Eurasian Scops Owl
  Otus scops scops (Linnaeus, 1758) – valid
  Oulema melanopus (Linnaeus, 1758) – valid
  Ovis Linnaeus, 1758 – valid – sheep
  Ovis ammon (Linnaeus, 1758) – valid – argali, Argali
  Ovis ammon ammon (Linnaeus, 1758) – valid
  Ovis aries Linnaeus, 1758 – valid – Red Sheep, domestic sheep, mouflon, sheep (feral)
  Ovis aries aries Linnaeus, 1758 – valid
  Oxybelus uniglumis (Linnaeus, 1758) – valid
  Oxyna parietina (Linnaeus, 1758) – valid
  Oxynotus centrina (Linnaeus, 1758) – valid – angular roughshark
  Oxyrhopus petola (Linnaeus, 1758) – invalid – Calico Snake, Culebra-encendida de Cálico
  Oxyrhopus petola petola (Linnaeus, 1758) – invalid – Calico Snake
  Oxyrhopus petolarius (Linnaeus, 1758) – valid – Forest Flame Snake, Culebra-encendida de Cálico, Calico Snake
  Oxyrhopus petolarius petolarius (Linnaeus, 1758) – valid
  Oxyrhynchus typhonius (Linnaeus, 1758) – invalid
  Ozotoceros bezoarticus (Linnaeus, 1758) – valid – Pampas deer
  Ozotoceros bezoarticus bezoarticus (Linnaeus, 1758) – valid
  Pachycondyla foetida (Linnaeus, 1758) – valid
  Pachylia ficus (Linnaeus, 1758) – valid – Fig Sphinx
  Pachyta lamed (Linnaeus, 1758) – valid
  Pachyta lamed lamed (Linnaeus, 1758) – valid
  Padda oryzivora (Linnaeus, 1758) – invalid – Java Sparrow
  Pagellus erythrinus (Linnaeus, 1758) – valid
  Pagrus pagrus (Linnaeus, 1758) – valid – red porgy, sargo rojo
  Pagurus bernhardus (Linnaeus, 1758) – valid
  Palpares speciosus (Linnaeus, 1758) – valid
  Panchlora nivea (Linnaeus, 1758) – valid – Cuban cockroach
  Pandion haliaetus (Linnaeus, 1758) – valid – Balbuzard pêcheur, águia-pesqueira, Águila pescadora, Gavilán pescador, Osprey
  Pandion haliaetus haliaetus (Linnaeus, 1758) – valid
  Pandora inaequivalvis (Linnaeus, 1758) – valid
  Panorpa Linnaeus, 1758 – valid
  Panorpa communis Linnaeus, 1758 – valid – common scorpionfly
  Panorpa germanica Linnaeus, 1758 – valid
  Panthera leo (Linnaeus, 1758) – valid – Lion, Lion, León
  Panthera leo leo (Linnaeus, 1758) – valid – Barbary lion, Atlas lion
  Panthera onca (Linnaeus, 1758) – valid – Jaguar, Jaguar, Jaguar, tigre real, yaguar, tigre americano, otorongo
  Panthera onca onca (Linnaeus, 1758) – invalid – East Brazilian Jaguar
  Panthera pardus (Linnaeus, 1758) – valid – Leopard, Panther, Leopard, panthère, Leopardo, pantera
  Panthera pardus pardus (Linnaeus, 1758) – valid
  Panthera tigris (Linnaeus, 1758) – valid – Tiger, Tigre, Tigre
  Panthera tigris tigris (Linnaeus, 1758) – valid – Bengal tiger
  Panulirus homarus (Linnaeus, 1758) – valid – scalloped spiny lobster
  Panulirus homarus homarus (Linnaeus, 1758) – valid
  Panurus biarmicus (Linnaeus, 1758) – valid – Bearded Reedling
  Panurus biarmicus biarmicus (Linnaeus, 1758) – valid
  Papilio Linnaeus, 1758 – valid – swallowtails
  Papilio (Papilio) Linnaeus, 1758 – valid
  Papilio glaucus Linnaeus, 1758 – valid – Eastern Tiger Swallowtail, tiger swallowtail
  Papilio glaucus glaucus Linnaeus, 1758 – valid – eastern tiger swallowtail
  Papilio machaon Linnaeus, 1758 – valid – Old World Swallowtail
  Papilio troilus Linnaeus, 1758 – valid – Spicebush Swallowtail
  Papilio troilus troilus Linnaeus, 1758 – valid
  Papilio urticae Linnaeus, 1758 – invalid
  Papio hamadryas (Linnaeus, 1758) – valid – Hamadryas Baboon
  Parablennius cornutus (Linnaeus, 1758) – valid – horned blenny
  Parablennius gattorugine (Linnaeus, 1758) – valid – tompot blenny
  Paradisaea Linnaeus, 1758 – valid
  Paradisaea apoda Linnaeus, 1758 – valid – Greater Bird-of-Paradise
  Paragorgia arborea (Linnaeus, 1758) – valid – bubble gum coral
  Paramuricea placomus (Linnaeus, 1758) – valid
  Paraselenis flava (Linnaeus, 1758) – valid
  Parasemia plantaginis (Linnaeus, 1758) – valid
  Parasilurus asotus (Linnaeus, 1758) – valid – Japanese catfish
  Parasphex fervens (Linnaeus, 1758) – invalid
  Pardosa palustris (Linnaeus, 1758) – valid
  Pardosa palustris palustris (Linnaeus, 1758) – invalid
  Paroaria dominicana (Linnaeus, 1758) – valid – Red-cowled Cardinal, Paroare dominicain, Cardenilla dominica, cardeal-do-nordeste
  Parula americana (Linnaeus, 1758) – invalid – Parula norteña, Northern Parula, paruline à collier
  Parus Linnaeus, 1758 – valid – Titmice, Tits
  Parus major Linnaeus, 1758 – valid – Great Tit
  Parus major major Linnaeus, 1758 – valid
  Pasiphila rectangulata (Linnaeus, 1758) – valid – Green Pug
  Passer domesticus (Linnaeus, 1758) – valid – Gorrión casero, House Sparrow, moineau domestique
  Passer domesticus domesticus (Linnaeus, 1758) – valid
  Passer montanus (Linnaeus, 1758) – valid – Eurasian Sparrow, Eurasian Tree Sparrow
  Passer montanus montanus (Linnaeus, 1758) – valid
  Passerina caerulea (Linnaeus, 1758) – valid – Blue Grosbeak
  Passerina caerulea caerulea (Linnaeus, 1758) – valid
  Passerina ciris (Linnaeus, 1758) – valid – Colorín sietecolores, Painted Bunting
  Passerina ciris ciris (Linnaeus, 1758) – valid
  Pastor roseus (Linnaeus, 1758) – valid – Rosy Starling
  Patagioenas leucocephala (Linnaeus, 1758) – valid – White-crowned Pigeon
  Patella Linnaeus, 1758 – valid
  Patina pellucida (Linnaeus, 1758) – valid
  Pavo Linnaeus, 1758 – valid – Peafowl
  Pavo bicalcaratus Linnaeus, 1758 – invalid
  Pavo cristatus Linnaeus, 1758 – valid – Paon bleu, Pavo real común, pavão-azul, Common Peafowl, Indian Peafowl
  Pecari tajacu (Linnaeus, 1758) – valid – Collared Peccary, javelina, collared peccary
  Pecari tajacu tajacu (Linnaeus, 1758) – valid
  Pecten gibbus Linnaeus, 1758 – invalid
  Pecten maximus (Linnaeus, 1758) – valid
  Pecten ziczac (Linnaeus, 1758) – invalid – zigzag scallop
  Pediculus Linnaeus, 1758 – valid
  Pediculus cervi Linnaeus, 1758 – invalid
  Pediculus humanus Linnaeus, 1758 – valid – body louse, head louse
  Pediculus humanus humanus Linnaeus, 1758 – invalid – body louse, pou de l'homme
  Pedioecetes phasianellus (Linnaeus, 1758) – invalid – Sharp-tailed Grouse
  Pedioecetes phasianellus phasianellus (Linnaeus, 1758) – invalid
  Pegaeus bufo (Linnaeus, 1758) – invalid
  Pegasus Linnaeus, 1758 – valid
  Pegasus volitans Linnaeus, 1758 – valid – shorttail dragonfish, shorttail dragonfish
  Pelecanus Linnaeus, 1758 – valid – Pelicans
  Pelecanus bassanus Linnaeus, 1758 – invalid
  Pelecanus onocrotalus Linnaeus, 1758 – valid – Great White Pelican, Pelícano común, pelicano-branco, Pélican blanc
  Pelecus cultratus (Linnaeus, 1758) – valid – ziege, razor fish, sichel
  Pelidnota punctata (Linnaeus, 1758) – valid
  Pelopaeus aegyptius (Linnaeus, 1758) – invalid
  Pelopaeus spirifex (Linnaeus, 1758) – invalid
  Pemphredon leucostoma (Linnaeus, 1758) – invalid
  Penguinus impennis (Linnaeus, 1758) – invalid
  Pennatula Linnaeus, 1758 – valid
  Pennatula phosphorea Linnaeus, 1758 – valid
  Pennatula phosphorea phosphorea Linnaeus, 1758 – valid
  Pennella filosa (Linnaeus, 1758) – valid
  Pennella sagitta (Linnaeus, 1758) – valid
  Pentaceros nodosus (Linnaeus, 1758) – invalid
  Pentaceros reticulatus (Linnaeus, 1758) – invalid
  Pentanemus quinquarius (Linnaeus, 1758) – valid – gerdi, gerdi, royal threadfin
  Peprilus paru (Linnaeus, 1758) – valid – harvestfish, northern harvestfish, palometa moneda, northern harvestfish, palometa pámpano
  Pepsis fervens (Linnaeus, 1758) – invalid
  Perca Linnaeus, 1758 – valid – yellow perches
  Perca cernua Linnaeus, 1758 – invalid
  Perca fluviatilis Linnaeus, 1758 – valid – river perch, Eurasian perch, European perch, river perch
  Perca gibbosa Linnaeus, 1758 – invalid
  Perca labrax Linnaeus, 1758 – invalid
  Perca marina Linnaeus, 1758 – invalid
  Perca mediterranea Linnaeus, 1758 – invalid
  Perca philadelphica Linnaeus, 1758 – invalid
  Perca polymna Linnaeus, 1758 – invalid
  Perca striata Linnaeus, 1758 – invalid
  Perca venenosa Linnaeus, 1758 – invalid
  Perdix perdix (Linnaeus, 1758) – valid – Perdiz pardilla, charrela, Gray Partridge, perdrix grise, Grey Partridge
  Perdix perdix perdix (Linnaeus, 1758) – valid
  Periparus ater (Linnaeus, 1758) – valid – Coal Tit
  Periparus ater ater (Linnaeus, 1758) – valid
  Periplaneta americana (Linnaeus, 1758) – valid – American cockroach, blatte américaine
  Perisoreus infaustus (Linnaeus, 1758) – valid – Siberian Jay
  Perisoreus infaustus infaustus (Linnaeus, 1758) – valid
  Peristedion cataphractum (Linnaeus, 1758) – valid – armed gurnard
  Perizoma alchemillata (Linnaeus, 1758) – valid – small rivulet
  Perna perna (Linnaeus, 1758) – valid – Mexilhao mussel
  Pernis apivorus (Linnaeus, 1758) – valid – Bondrée apivore, vespeiro-europeu, Abejero europeo, European Honey Buzzard
  Petrochirus diogenes (Linnaeus, 1758) – valid – giant hermit
  Petromyzon Linnaeus, 1758 – valid
  Petromyzon marinus Linnaeus, 1758 – valid – sea lamprey, lamproie marine, lake lamprey
  Phacoides pensylvanica Linnaeus, 1758 – invalid
  Phaedon armoraciae (Linnaeus, 1758) – valid
  Phaedon armoraciae armoraciae (Linnaeus, 1758) – valid
  Phaethon Linnaeus, 1758 – valid – Tropicbirds
  Phaethon aethereus Linnaeus, 1758 – valid – Rabijunco pico rojo, Phaéton à bec rouge, Red-billed Tropicbird
  Phaethon aethereus aethereus Linnaeus, 1758 – valid
  Phaethornis ruber (Linnaeus, 1758) – valid – Reddish Hermit
  Phaethornis ruber ruber (Linnaeus, 1758) – valid
  Phalacrocera replicata (Linnaeus, 1758) – valid
  Phalacrocorax carbo (Linnaeus, 1758) – valid – Great Cormorant, Grand Cormoran
  Phalacrocorax carbo carbo (Linnaeus, 1758) – valid
  Phalaena dispar Linnaeus, 1758 – invalid
  Phalaena hecta Linnaeus, 1758 – invalid
  Phalaena humuli Linnaeus, 1758 – invalid
  Phalaena lupulina Linnaeus, 1758 – invalid
  Phalaena notata Linnaeus, 1758 – invalid
  Phalaena wauaria Linnaeus, 1758 – invalid
  Phalangium Linnaeus, 1758 – valid
  Phalangium opilio Linnaeus, 1758 – valid
  Phalaropus fulicaria (Linnaeus, 1758) – invalid – Falaropo pico grueso, Red Phalarope, phalarope à bec large
  Phalaropus fulicarius (Linnaeus, 1758) – valid – Red Phalarope, Falaropo pico grueso, Phalarope à bec large, Falaropo picogrueso, falaropo-de-bico-grosso, Grey Phalarope
  Phalaropus lobatus (Linnaeus, 1758) – valid – Red-necked Phalarope, Falaropo cuello rojo, Phalarope à bec étroit, Falaropo picofino, falaropo-de-bico-fino
  Phasianus Linnaeus, 1758 – valid – Pheasants
  Phasianus colchicus Linnaeus, 1758 – valid – Faisan de Colchide, Faisán vulgar, faisão, Common Pheasant, Ring-necked Pheasant, faisan de chasse, Faisán de collar
  Phasianus colchicus colchicus Linnaeus, 1758 – valid
  Phasianus gallus Linnaeus, 1758 – invalid
  Phasianus meleagris Linnaeus, 1758 – invalid
  Phasianus nycthemerus Linnaeus, 1758 – invalid
  Phasianus pictus Linnaeus, 1758 – invalid
  Philaenus lineatus (Linnaeus, 1758) – invalid
  Philaenus spumarius (Linnaeus, 1758) – valid – meadow froghopper, meadow spittlebug, cercope des prés
  Philaenus spumarius spumarius (Linnaeus, 1758) – valid
  Philander opossum (Linnaeus, 1758) – valid – Tlacuache-cuatrojos gris, Gray Four-eyed Opossum
  Philander opossum opossum (Linnaeus, 1758) – valid
  Philanthus arenarius (Linnaeus, 1758) – invalid
  Philippia hybrida (Linnaeus, 1758) – valid
  Philodryas viridissima (Linnaeus, 1758) – valid – Common Green Racer
  Philodryas viridissimus (Linnaeus, 1758) – invalid
  Philomachus pugnax (Linnaeus, 1758) – invalid – Ruff, combatant varié, Combattant varié
  Phoca Linnaeus, 1758 – valid – hair seals, harbor seals
  Phoca leonina Linnaeus, 1758 – invalid
  Phoca rosmarus Linnaeus, 1758 – invalid
  Phoca ursina Linnaeus, 1758 – invalid
  Phoca vitulina Linnaeus, 1758 – valid – Harbor Seal, phoque commun, Foca común, common seal
  Phoca vitulina vitulina Linnaeus, 1758 – valid – Atlantic harbor seal
  Phocoena phocoena (Linnaeus, 1758) – valid – Harbor Porpoise, common porpoise, marsouin commun
  Phocoena phocoena phocoena (Linnaeus, 1758) – valid – North Atlantic Harbor Porpoise, Atlantic harbor porpoise
  Phoebis sennae (Linnaeus, 1758) – valid – Cloudless Sulphur
  Phoebis sennae sennae (Linnaeus, 1758) – valid
  Phoenicircus carnifex (Linnaeus, 1758) – valid – Guianan Red Cotinga, Cotinga rojo guayanés, cotinga-vermelha-guianense, Cotinga ouette
  Phoenicopterus Linnaeus, 1758 – valid – Greater Flamingos
  Phoenicopterus ruber Linnaeus, 1758 – valid – Flamenco americano, Greater Flamingo, flamant rose, Flamant des Caraïbes, American Flamingo
  Phoenicurus phoenicurus (Linnaeus, 1758) – valid – Common Redstart
  Phoenicurus phoenicurus phoenicurus (Linnaeus, 1758) – valid
  Pholas Linnaeus, 1758 – valid
  Pholas dactylus Linnaeus, 1758 – valid
  Pholis gunnellus (Linnaeus, 1758) – valid – rock gunnel, sigouine de roche
  Phos senticosus (Linnaeus, 1758) – valid
  Phoxinus phoxinus (Linnaeus, 1758) – valid – minnow
  Phragmatobia fuliginosa (Linnaeus, 1758) – valid – ruby tiger moth
  Phryganea Linnaeus, 1758 – valid
  Phryganea (Phryganea) Linnaeus, 1758 – valid
  Phryganea bimaculata Linnaeus, 1758 – invalid
  Phryganea grandis Linnaeus, 1758 – valid
  Phryganea grisea Linnaeus, 1758 – invalid
  Phryganea longicornis Linnaeus, 1758 – invalid
  Phryganea niger Linnaeus, 1758 – invalid
  Phryganea rhombica Linnaeus, 1758 – invalid
  Phrynosoma orbiculare (Linnaeus, 1758) – valid – Lagartija-cornuda de montaña, Mountain Horned Lizard
  Phrynosoma orbiculare orbiculare (Linnaeus, 1758) – valid
  Phthirus pubis (Linnaeus, 1758) – invalid
  Phyllobius oblongus (Linnaeus, 1758) – valid
  Phylloscopus trochilus (Linnaeus, 1758) – valid – Willow Warbler
  Phylloscopus trochilus acredula (Linnaeus, 1758) – valid
  Phylloscopus trochilus trochilus (Linnaeus, 1758) – valid
  Phylus coryli (Linnaeus, 1758) – valid
  Phymata erosa (Linnaeus, 1758) – valid
  Phymata erosa erosa (Linnaeus, 1758) – valid
  Phymatodes testaceus (Linnaeus, 1758) – valid
  Phymatopus hecta (Linnaeus, 1758) – valid
  Physa fontinalis (Linnaeus, 1758) – valid
  Physalia physalia (Linnaeus, 1758) – invalid – portuguese man-of-war
  Physalia physalis (Linnaeus, 1758) – valid – Portuguese man o' war
  Physeter Linnaeus, 1758 – valid – sperm whales
  Physeter catodon Linnaeus, 1758 – invalid – Sperm Whale
  Physeter macrocephalus Linnaeus, 1758 – valid – Sperm Whale, cachalot
  Physoscelis clavipes (Linnaeus, 1758) – invalid
  Phytocoris populi (Linnaeus, 1758) – valid
  Phytocoris ulmi (Linnaeus, 1758) – valid
  Pica pica (Linnaeus, 1758) – valid – Black-billed Magpie, pie bavarde, Eurasian Magpie
  Pica pica pica (Linnaeus, 1758) – valid
  Picoides tridactylus (Linnaeus, 1758) – valid – Three-toed Woodpecker, pic tridactyle, Eurasian Three-toed Woodpecker
  Picoides tridactylus tridactylus (Linnaeus, 1758) – valid
  Picromerus bidens (Linnaeus, 1758) – valid
  Picus Linnaeus, 1758 – valid
  Picus viridis Linnaeus, 1758 – valid – European Green Woodpecker
  Picus viridis viridis Linnaeus, 1758 – valid
  Pieris brassicae (Linnaeus, 1758) – valid – Large White
  Pieris napi (Linnaeus, 1758) – valid – Mustard White, mustard white, piéride des crucifères
  Pieris napi napi (Linnaeus, 1758) – valid
  Pieris rapae (Linnaeus, 1758) – valid – Cabbage White, imported cabbageworm, cabbage butterfly, piéride de la rave, piéride du chou
  Pieris rapae rapae (Linnaeus, 1758) – valid
  Pinctada margaritifera (Linnaeus, 1758) – valid – Pacific pearl-oyster
  Pinguinus impennis (Linnaeus, 1758) – valid – Great Auk, Grand Pingouin, Alca gigante, torda-grande
  Pinheya violacea (Linnaeus, 1758) – valid
  Pinicola enucleator (Linnaeus, 1758) – valid – Pine Grosbeak, durbec des sapins
  Pinicola enucleator enucleator (Linnaeus, 1758) – valid
  Pinna Linnaeus, 1758 – valid
  Pinna muricata Linnaeus, 1758 – valid
  Pinna rudis Linnaeus, 1758 – valid – rough penshell
  Pionites melanocephala (Linnaeus, 1758) – invalid
  Pionites melanocephalus (Linnaeus, 1758) – valid – Black-headed Parrot, Maïpouri à tête noire, Lorito chirlecrés, marianinha-de-cabeça-preta
  Pionites melanocephalus melanocephalus (Linnaeus, 1758) – valid
  Pionus sordidus (Linnaeus, 1758) – valid – Red-billed Parrot, Pione à bec rouge, Loro piquirrojo, curica-de-bico-vermelho
  Pionus sordidus sordidus (Linnaeus, 1758) – valid
  Piophila casei (Linnaeus, 1758) – valid – cheese skipper, asticot du fromage
  Pipa cornata (Linnaeus, 1758) – invalid
  Pipa pipa (Linnaeus, 1758) – valid
  Pipilo erythrophthalmus (Linnaeus, 1758) – valid – Toquí flanquirrufo, pipilo-d'olho-vermelho, Rufous-sided Towhee, Toquí pinto, Eastern Towhee, tohi à flancs roux
  Pipilo erythrophthalmus erythrophthalmus (Linnaeus, 1758) – valid
  Pipra aureola (Linnaeus, 1758) – valid – Crimson-hooded Manakin
  Pipra aureola aureola (Linnaeus, 1758) – valid
  Pipra erythrocephala (Linnaeus, 1758) – valid – Golden-headed Manakin
  Pipra erythrocephala erythrocephala (Linnaeus, 1758) – valid
  Pipra pipra (Linnaeus, 1758) – valid – White-crowned Manakin
  Pipra pipra pipra (Linnaeus, 1758) – valid
  Piranga rubra (Linnaeus, 1758) – valid – Summer Tanager, tangara vermillon, Tángara roja
  Piranga rubra rubra (Linnaeus, 1758) – valid
  Pisania pusio (Linnaeus, 1758) – valid – miniature trumpet triton
  Pithecocharax anostomus (Linnaeus, 1758) – invalid
  Plagodis pulveraria (Linnaeus, 1758) – valid – American Barred Umber
  Plagodis pulveraria pulveraria (Linnaeus, 1758) – valid
  Planes minutus (Linnaeus, 1758) – valid – gulfweed crab
  Planorbis corneus (Linnaeus, 1758) – valid
  Platalea Linnaeus, 1758 – valid – Spoonbills
  Platalea ajaja Linnaeus, 1758 – valid – Roseate Spoonbill, Espátula rosada, Spatule rosée, colhereiro-rosado
  Platalea leucorodia Linnaeus, 1758 – valid – Eurasian Spoonbill, Spatule blanche, Espátula común, colhereiro-comum
  Platalea leucorodia leucorodia Linnaeus, 1758 – valid
  Platalea pygmaea Linnaeus, 1758 – invalid
  Platambus maculatus (Linnaeus, 1758) – valid
  Platax pinnatus (Linnaeus, 1758) – valid – spadefish
  Platichthys flesus (Linnaeus, 1758) – valid – European flounder, North Atlantic flounder, white fluke, flounder
  Platichthys flesus flesus (Linnaeus, 1758) – invalid
  Platycephalus indicus (Linnaeus, 1758) – valid – bartail flathead
  Platycephalus scaber (Linnaeus, 1758) – invalid – thornscale flathead
  Platydoras costatus (Linnaeus, 1758) – valid – Raphael catfish
  Platypleura stridula (Linnaeus, 1758) – valid
  Plecotus auritus (Linnaeus, 1758) – valid – brown big-eared bat, Brown Long-eared Bat
  Plecotus auritus auritus (Linnaeus, 1758) – valid
  Plectorhinchus diagramma (Linnaeus, 1758) – invalid
  Plectorhinchus diagrammus (Linnaeus, 1758) – valid – silverbanded sweetlip
  Plectorhinchus lineatus (Linnaeus, 1758) – valid – yellowbanded sweetlip
  Plectorhinchus vittatus (Linnaeus, 1758) – valid
  Plectorhynchus diagrammus (Linnaeus, 1758) – invalid – silverbanded sweetlip
  Plectorhynchus lineatus (Linnaeus, 1758) – invalid – yellowbanded sweetlip
  Plectrophenax nivalis (Linnaeus, 1758) – valid – Snow Bunting, bruant des neiges
  Plectrophenax nivalis nivalis (Linnaeus, 1758) – valid
  Plestiodon fasciatus (Linnaeus, 1758) – valid – Five-lined Skink, Common Five-lined Skink
  Pleuronectes Linnaeus, 1758 – valid – plaices, northern flounders
  Pleuronectes achirus Linnaeus, 1758 – invalid
  Pleuronectes cynoglossus Linnaeus, 1758 – invalid
  Pleuronectes flesus Linnaeus, 1758 – invalid
  Pleuronectes hippoglossus Linnaeus, 1758 – invalid
  Pleuronectes limanda Linnaeus, 1758 – invalid – dab
  Pleuronectes lineatus Linnaeus, 1758 – invalid
  Pleuronectes linguatula Linnaeus, 1758 – invalid
  Pleuronectes lunatus Linnaeus, 1758 – invalid
  Pleuronectes maximus Linnaeus, 1758 – invalid
  Pleuronectes ocellatus Linnaeus, 1758 – invalid
  Pleuronectes papillosus Linnaeus, 1758 – invalid
  Pleuronectes passer Linnaeus, 1758 – invalid
  Pleuronectes platessa Linnaeus, 1758 – valid – European plaice, plaice
  Pleuronectes platessus Linnaeus, 1758 – invalid – European plaice
  Pleuronectes rhombus Linnaeus, 1758 – invalid
  Pleuronectes solea Linnaeus, 1758 – invalid
  Pleuronectes trichodactylus Linnaeus, 1758 – invalid
  Plica plica (Linnaeus, 1758) – valid – Tree Runner
  Plica umbra (Linnaeus, 1758) – valid – Blue-lipped Tree Lizard, Harlequin Racerunner
  Plica umbra umbra (Linnaeus, 1758) – valid
  Plicopurpura patula (Linnaeus, 1758) – valid – widemouth rocksnail
  Ploceus benghalensis (Linnaeus, 1758) – valid
  Ploceus melanocephalus (Linnaeus, 1758) – valid – Black-headed Weaver
  Ploceus melanocephalus melanocephalus (Linnaeus, 1758) – valid
  Plumularia setacea (Linnaeus, 1758) – valid – little seabristle, little seabristle
  Pluvialis apricaria (Linnaeus, 1758) – valid – Greater Golden-Plover, European Golden-Plover, European Golden Plover, Pluvier doré, Chorlito dorado europeo, tarambola-dourada, Eurasian Golden Plover
  Pluvialis apricaria apricaria (Linnaeus, 1758) – invalid
  Pluvialis squatarola (Linnaeus, 1758) – valid – Chorlo gris, Black-bellied Plover, Grey Plover, Pluvier argenté, Chorlito gris, batuiruçu-de-axila-preta, tarambola-cinzenta
  Pluvialis squatarola squatarola (Linnaeus, 1758) – valid
  Pluvianus aegyptius (Linnaeus, 1758) – valid – Egyptian Plover, Pluvian fluviatile, Pluvial, ave-do-crocodilo
  Pocillopora damicornis (Linnaeus, 1758) – valid
  Podalirius retusus (Linnaeus, 1758) – invalid
  Podalonia sabulosa (Linnaeus, 1758) – invalid
  Podiceps auritus (Linnaeus, 1758) – valid – Zambullidor cornudo, Grèbe esclavon, Horned Grebe
  Podiceps auritus auritus (Linnaeus, 1758) – valid
  Podiceps cristatus (Linnaeus, 1758) – valid – Great Crested Grebe
  Podiceps cristatus cristatus (Linnaeus, 1758) – valid – Eurasian Crested Grebe
  Podilymbus podiceps (Linnaeus, 1758) – valid – Zambullidor pico grueso, Grèbe à bec bigarré, Pied-billed Grebe
  Podilymbus podiceps podiceps (Linnaeus, 1758) – valid
  Podura Linnaeus, 1758 – valid
  Podura aquatica Linnaeus, 1758 – valid
  Podura atra Linnaeus, 1758 – invalid
  Podura cincta Linnaeus, 1758 – invalid
  Podura embulans Linnaeus, 1758 – invalid
  Podura fimetaria (Linnaeus, 1758) – invalid
  Podura viridis Linnaeus, 1758 – invalid
  Poecile palustris (Linnaeus, 1758) – valid – Marsh Tit
  Poecile palustris palustris (Linnaeus, 1758) – valid
  Pollachius pollachius (Linnaeus, 1758) – valid – pollack, European pollock, abadejo, lieu jaune
  Pollachius virens (Linnaeus, 1758) – valid – pollock, coalfish, carbonero, lieu noir, saithe, goberge
  Polychrus marmoratus (Linnaeus, 1758) – valid – Many-colored Bush Anole
  Polydactylus paradiseus (Linnaeus, 1758) – invalid – paradise threadfin, paradise threadfin
  Polydactylus virginicus (Linnaeus, 1758) – valid – barbu, barbudo, barbudo barbú
  Polydrusus cervinus (Linnaeus, 1758) – valid
  Polynemus Linnaeus, 1758 – valid – threadfins, barbudos, barbudos, threadfins
  Polynemus paradiseus Linnaeus, 1758 – valid – paradise threadfin
  Polynemus virginicus Linnaeus, 1758 – invalid
  Polyplectron bicalcaratum (Linnaeus, 1758) – valid – Éperonnier chinquis, Espolonero chinquis, faisão-pavão-cinzento, Gray Peacock-Pheasant, Grey Peacock Pheasant, Grey Peacock-Pheasant
  Polyplectron bicalcaratum bicalcaratum (Linnaeus, 1758) – invalid
  Polyxenus lagurus (Linnaeus, 1758) – valid
  Pomacanthus arcuatus (Linnaeus, 1758) – valid – gray angelfish, chivirica gris, gallineta café
  Pomotis gibbosus (Linnaeus, 1758) – invalid
  Pontobdella muricata Linnaeus, 1758 – valid
  Porphyrio porphyrio (Linnaeus, 1758) – valid – Western Swamphen, camão, Talève sultane, Calamón común
  Porphyrio porphyrio porphyrio (Linnaeus, 1758) – invalid
  Porphyrophora polonica (Linnaeus, 1758) – valid – crimson-dyeing scale insect, ground pearl, Polish carmine scale, polish carmine scale, Polish carmine scale insect, Polish cochineal scale
  Porpita porpita (Linnaeus, 1758) – valid – blue button, blue button
  Porthetria dispar (Linnaeus, 1758) – invalid
  Portunus pelagicus (Linnaeus, 1758) – valid
  Porzana carolina (Linnaeus, 1758) – valid – franga-d'água-americana, Polluela sora, Sora, marouette de Caroline
  Potamochoerus porcus (Linnaeus, 1758) – valid – Red River Hog, red river hog
  Prasocuris phellandrii (Linnaeus, 1758) – valid
  Primates Linnaeus, 1758 – valid – homem, macaco, primata, sagui, primates, primates
  Prionace glauca (Linnaeus, 1758) – valid – blue shark, tiburón azul, requin bleu
  Priononyx fervens (Linnaeus, 1758) – invalid
  Prionus sordidus (Linnaeus, 1758) – invalid
  Prionyx fervens (Linnaeus, 1758) – valid
  Prionyx indus (Linnaeus, 1758) – valid
  Pristis pristis (Linnaeus, 1758) – valid – pez sierra común, largetooth sawfish, sawfish, common sawfish
  Procellaria Linnaeus, 1758 – valid
  Procellaria aequinoctialis Linnaeus, 1758 – valid – White-chinned Petrel, Puffin à menton blanc
  Procellaria aequinoctialis aequinoctialis Linnaeus, 1758 – invalid
  Procyon lotor (Linnaeus, 1758) – valid – Raccoon, Mapache común, common raccoon, raton laveur, Northern Raccoon
  Procyon lotor lotor (Linnaeus, 1758) – valid
  Progne subis (Linnaeus, 1758) – valid – Golondrina azulnegra, Purple Martin, hirondelle noire
  Progne subis subis (Linnaeus, 1758) – valid
  Promerops cafer (Linnaeus, 1758) – valid – Cape Sugarbird
  Propylaea quatuordecimpunctata (Linnaeus, 1758) – invalid
  Propylea quatuordecimpunctata (Linnaeus, 1758) – valid
  Proterosphex ichneumoneus (Linnaeus, 1758) – invalid
  Protoreaster nodosus (Linnaeus, 1758) – valid
  Prunella modularis (Linnaeus, 1758) – valid – Dunnock
  Prunella modularis modularis (Linnaeus, 1758) – valid
  Psammobates geometricus (Linnaeus, 1758) – valid – Geometric Turtle, Geometric Tortoise
  Psammodromus algirus (Linnaeus, 1758) – valid – Algerian Psammodromus
  Psammodromus algirus algirus (Linnaeus, 1758) – valid
  Psammophila sabulosa (Linnaeus, 1758) – invalid
  Psammophis sibilans (Linnaeus, 1758) – valid – Striped Sand Snake, Hissing Sand Snake
  Psammophylax rhombeatus (Linnaeus, 1758) – valid – Spotted Skaapsteker, Rhombic Skaapsteker
  Psetta maxima (Linnaeus, 1758) – invalid – turbot
  Pseudaspis cana (Linnaeus, 1758) – valid – Mole Snake
  Pseudes paradoxa (Linnaeus, 1758) – invalid
  Pseudis paradoxa (Linnaeus, 1758) – valid
  Pseudis paradoxus (Linnaeus, 1758) – invalid
  Pseudoeryx plicatilis (Linnaeus, 1758) – valid – South American Pond Snake
  Pseudoeryx plicatilis plicatilis (Linnaeus, 1758) – valid
  Psittacula alexandri (Linnaeus, 1758) – valid – Red-breasted Parakeet, Perruche à moustaches, Cotorra pechirroja, periquito-de-bigode
  Psittacula alexandri alexandri (Linnaeus, 1758) – valid
  Psittacus Linnaeus, 1758 – valid
  Psittacus accipitrinus Linnaeus, 1758 – invalid
  Psittacus aeruginosus Linnaeus, 1758 – invalid
  Psittacus aestivus Linnaeus, 1758 – invalid
  Psittacus agilis Linnaeus, 1758 – invalid
  Psittacus alexandri Linnaeus, 1758 – invalid
  Psittacus ararauna Linnaeus, 1758 – invalid
  Psittacus autumnalis Linnaeus, 1758 – invalid
  Psittacus borneus Linnaeus, 1758 – invalid
  Psittacus brasiliensis Linnaeus, 1758 – invalid
  Psittacus canicularis Linnaeus, 1758 – invalid
  Psittacus carolinensis Linnaeus, 1758 – invalid
  Psittacus collarius Linnaeus, 1758 – invalid
  Psittacus domicella Linnaeus, 1758 – invalid
  Psittacus erithacus Linnaeus, 1758 – valid – Grey Parrot, Gray Parrot, Perroquet jaco, Loro yaco, papagaio-cinzento
  Psittacus erithacus erithacus Linnaeus, 1758 – invalid
  Psittacus festivus Linnaeus, 1758 – invalid
  Psittacus galgulus Linnaeus, 1758 – invalid
  Psittacus garrulus Linnaeus, 1758 – invalid
  Psittacus leucocephalus Linnaeus, 1758 – invalid
  Psittacus lory Linnaeus, 1758 – invalid
  Psittacus macao Linnaeus, 1758 – invalid
  Psittacus melanocephalus Linnaeus, 1758 – invalid
  Psittacus niger Linnaeus, 1758 – invalid
  Psittacus nobilis Linnaeus, 1758 – invalid
  Psittacus ornatus Linnaeus, 1758 – invalid
  Psittacus passerinus Linnaeus, 1758 – invalid
  Psittacus pertinax Linnaeus, 1758 – invalid
  Psittacus pullarius Linnaeus, 1758 – invalid
  Psittacus severus Linnaeus, 1758 – invalid
  Psittacus solstitialis Linnaeus, 1758 – invalid
  Psittacus sordidus Linnaeus, 1758 – invalid
  Psophia Linnaeus, 1758 – valid – Trumpeters
  Psophia crepitans Linnaeus, 1758 – valid – jacamim-de-costas-cinzentas, Agami trompette, Trompetero aligrís, Grey-winged Trumpeter
  Psophia crepitans crepitans Linnaeus, 1758 – valid
  Psychoda phalaenoides (Linnaeus, 1758) – valid
  Psylliodes chrysocephalus (Linnaeus, 1758) – valid
  Pteria hirundo (Linnaeus, 1758) – valid
  Pterocles orientalis (Linnaeus, 1758) – valid – cortiçol-de-barriga-preta, Ganga unibande, Ganga ortega, Black-bellied Sandgrouse
  Pterocles orientalis orientalis (Linnaeus, 1758) – valid
  Pteroglossus aracari (Linnaeus, 1758) – valid – Black-necked Aracari
  Pteroglossus aracari aracari (Linnaeus, 1758) – valid
  Pterois volitans (Linnaeus, 1758) – valid – firefish, lionfish, ornate butterfly-cod, red firefish, turkeyfish, zebrafish, red lionfish
  Pteromys volans (Linnaeus, 1758) – valid – Siberian Flying Squirrel
  Pteromys volans volans (Linnaeus, 1758) – valid
  Pteropus vampyrus (Linnaeus, 1758) – valid – Large Flying Fox
  Pteropus vampyrus vampyrus (Linnaeus, 1758) – valid
  Pthirus pubis (Linnaeus, 1758) – valid
  Ptilinus pectinicornis (Linnaeus, 1758) – valid
  Ptinus fur (Linnaeus, 1758) – valid – whitemarked spider beetle, spider beetle, ptine bigarré
  Ptyas mucosa (Linnaeus, 1758) – valid – Dhaman, Oriental Ratsnake
  Pulvinaria carpini (Linnaeus, 1758) – invalid
  Pulvinaria oxyacanthae (Linnaeus, 1758) – invalid
  Pulvinaria vitis (Linnaeus, 1758) – valid – cottony grape scale, cottony vine scale, The Coccus of Vitis vinifera, Bag tobali kosnili, cocciniglia cotonosa della vite, cochonilha-vermelha-da-vinha, Johannisbeerwollaus, vinskjoldlus, wijngaarddopluis
  Pungitius pungitius (Linnaeus, 1758) – valid – ninespine stickleback, tenspined stickleback, épinoche à neuf épines
  Pungitius pungitius pungitius (Linnaeus, 1758) – invalid
  Pupilla muscorum (Linnaeus, 1758) – valid – widespread column
  Purpura patula (Linnaeus, 1758) – valid – widemouth rocksnail
  Pycna repanda (Linnaeus, 1758) – invalid
  Pycnodonte hyotis (Linnaeus, 1758) – valid
  Pycnonotus jocosus (Linnaeus, 1758) – valid – Red-whiskered Bulbul
  Pycnonotus jocosus emeria (Linnaeus, 1758) – valid
  Pycnonotus jocosus jocosus (Linnaeus, 1758) – valid
  Pycnoscelus surinamensis (Linnaeus, 1758) – valid – Surinam cockroach
  Pygosteus pungitius (Linnaeus, 1758) – invalid
  Pyramidella dolabrata (Linnaeus, 1758) – valid
  Pyrrhalta nymphaeae (Linnaeus, 1758) – invalid
  Pyrrhocorax pyrrhocorax (Linnaeus, 1758) – valid – Red-billed Chough
  Pyrrhocorax pyrrhocorax pyrrhocorax (Linnaeus, 1758) – valid
  Pyrrhula pyrrhula (Linnaeus, 1758) – valid – Eurasian Bullfinch
  Pyrrhula pyrrhula pyrrhula (Linnaeus, 1758) – valid
  Pyrrhulagra nigra (Linnaeus, 1758) – invalid – Cuban Bullfinch
  Pyrrhulagra violacea (Linnaeus, 1758) – invalid
  Python molurus (Linnaeus, 1758) – valid – Indian Rock Python
  Python molurus molurus (Linnaeus, 1758) – invalid
  Pytilia melba (Linnaeus, 1758) – valid – Green-winged Pytilia
  Pytilia melba melba (Linnaeus, 1758) – valid
  Quelea quelea (Linnaeus, 1758) – valid – Red-billed Quelea
  Quelea quelea quelea (Linnaeus, 1758) – valid
  Quiscalus quiscula (Linnaeus, 1758) – valid – Common Grackle, quiscale bronzé
  Quiscalus quiscula quiscula (Linnaeus, 1758) – valid
  Radix auricularia (Linnaeus, 1758) – valid – big-eared radix
  Raja Linnaeus, 1758 – valid – skates, ocellate skates
  Raja batis Linnaeus, 1758 – invalid – blue skate, flapper skate
  Raja clavata Linnaeus, 1758 – valid – thornback ray, thornback skate
  Raja fullonica Linnaeus, 1758 – invalid – shagreen ray, shagreen skate
  Raja miraletus Linnaeus, 1758 – valid – brown ray, twineye skate
  Raja oxyrinchus Linnaeus, 1758 – invalid – longnosed skate
  Raja torpedo Linnaeus, 1758 – invalid
  Rallus Linnaeus, 1758 – valid – Greater Rails
  Rallus aquaticus Linnaeus, 1758 – valid – frango-d'água, Râle d'eau, Rascón europeo, Western Water Rail, Water Rail
  Rallus aquaticus aquaticus Linnaeus, 1758 – valid
  Rallus benghalensis Linnaeus, 1758 – invalid
  Rallus carolinus Linnaeus, 1758 – invalid
  Rallus crex Linnaeus, 1758 – invalid
  Ramphastos Linnaeus, 1758 – valid
  Ramphastos tucanus Linnaeus, 1758 – valid – White-throated Toucan
  Ramphastos tucanus tucanus Linnaeus, 1758 – valid
  Rana Linnaeus, 1758 – valid – True Frogs, Brown Frogs
  Rana arborea Linnaeus, 1758 – invalid
  Rana boans Linnaeus, 1758 – invalid
  Rana bufo Linnaeus, 1758 – invalid
  Rana cornuta Linnaeus, 1758 – invalid
  Rana esculenta Linnaeus, 1758 – invalid
  Rana gibbosa Linnaeus, 1758 – invalid
  Rana hyla Linnaeus, 1758 – invalid
  Rana marina Linnaeus, 1758 – invalid
  Rana ocellata Linnaeus, 1758 – invalid
  Rana paradoxa Linnaeus, 1758 – invalid
  Rana pipa Linnaeus, 1758 – invalid
  Rana rubeta Linnaeus, 1758 – invalid
  Rana temporaria Linnaeus, 1758 – valid – European frog
  Rana typhonia Linnaeus, 1758 – invalid
  Rana variegata Linnaeus, 1758 – invalid
  Rana ventricosa Linnaeus, 1758 – invalid
  Ranatra linearis (Linnaeus, 1758) – valid
  Rangifer tarandus (Linnaeus, 1758) – valid – reindeer, caribou, caribou, Reindeer
  Rangifer tarandus tarandus (Linnaeus, 1758) – valid – caribou
  Rangifer tarandus tarundus (Linnaeus, 1758) – invalid
  Raniceps raninus (Linnaeus, 1758) – valid – lesser forkbeard, tadpole fish, trifurcated hake
  Ranina ranina (Linnaeus, 1758) – valid – spanner crab, papa'a-kua-loa
  Raphus cucullatus (Linnaeus, 1758) – valid – Dodo
  Rattus rattus (Linnaeus, 1758) – valid – rat noir, House Rat, Black Rat, Roof Rat
  Recurvirostra Linnaeus, 1758 – valid – Avocets
  Recurvirostra avosetta Linnaeus, 1758 – valid – Pied Avocet, Avocette élégante, Avoceta común, alfaiate
  Reduvius personatus (Linnaeus, 1758) – valid
  Regulus regulus (Linnaeus, 1758) – valid – Roitelet huppé, Reyezuelo sencillo, estrelinha-de-poupa, Goldcrest
  Regulus regulus regulus (Linnaeus, 1758) – valid
  Remiz pendulinus (Linnaeus, 1758) – valid – Eurasian Penduline Tit
  Remiz pendulinus pendulinus (Linnaeus, 1758) – valid
  Remora remora (Linnaeus, 1758) – valid – remora, common remora, rémora tiburonera
  Retepora cellulosa (Linnaeus, 1758) – valid
  Rhacognathus punctatus (Linnaeus, 1758) – valid
  Rhagio tringarius (Linnaeus, 1758) – valid
  Rhagium inquisitor (Linnaeus, 1758) – valid
  Rhagoletis cerasi (Linnaeus, 1758) – valid
  Rhea americana (Linnaeus, 1758) – valid – Greater Rhea
  Rhea americana americana (Linnaeus, 1758) – valid
  Rheumaptera hastata (Linnaeus, 1758) – valid – spear-marked black, géomètre noir du bouleau, spearmarked black moth
  Rheumaptera undulata (Linnaeus, 1758) – valid – Scallop Shell Moth
  Rhinecanthus aculeatus (Linnaeus, 1758) – valid – striped triggerfish, picasso fish
  Rhinecanthus verrucosus (Linnaeus, 1758) – valid
  Rhinella marina (Linnaeus, 1758) – valid – Cane Toad
  Rhinella marinus (Linnaeus, 1758) – invalid
  Rhinobatos rhinobatos (Linnaeus, 1758) – valid – common Mediterranean guitarfish, guitarfish
  Rhinoceros Linnaeus, 1758 – valid
  Rhinoceros bicornis Linnaeus, 1758 – invalid
  Rhinoceros unicornis Linnaeus, 1758 – valid – Indian One-horned Rhinoceros, greater one-horned rhinoceros, Indian Rhinoceros, great Indian rhinoceros
  Rhizocaulus verticillatus (Linnaeus, 1758) – valid – horsetail hydroid, horsetail hydroid
  Rhombinella laevigata (Linnaeus, 1758) – valid – smooth dovesnail
  Rhopalosiphum padi (Linnaeus, 1758) – valid – oat-birdcherry aphid, puceron bicolore des céréales
  Rhopalum clavipes (Linnaeus, 1758) – valid
  Rhyncholimnochares kittatinniana (Linnaeus, 1758) – valid
  Rhynchophorus palmarum (Linnaeus, 1758) – valid
  Rhynocoris annulatus (Linnaeus, 1758) – valid
  Rhynocoris annulatus annulatus (Linnaeus, 1758) – valid
  Riopa punctata (Linnaeus, 1758) – valid – Common Dotted Garden Skink, Common Snake Skink, Punctate Supple Skink
  Riparia riparia (Linnaeus, 1758) – valid – Golondrina ribereña, Bank Swallow, hirondelle de rivage, Sand Martin
  Riparia riparia riparia (Linnaeus, 1758) – valid
  Rissa tridactyla (Linnaeus, 1758) – valid – Gaviota pata negra, Black-legged Kittiwake, Mouette tridactyle, Gaviota tridáctila, gaivota-tridáctila
  Rissa tridactyla tridactyla (Linnaeus, 1758) – valid
  Ritulus ritulus (Linnaeus, 1758) – invalid
  Rostratula benghalensis (Linnaeus, 1758) – valid – Greater Painted Snipe, Greater Painted-snipe, Rhynchée peinte, Aguatero bengalí, narceja-pintada
  Rumina decollata (Linnaeus, 1758) – valid – decollate snail
  Rupicapra rupicapra (Linnaeus, 1758) – valid – Alpine Chamois, chamois
  Rupicapra rupicapra rupicapra (Linnaeus, 1758) – valid
  Rutilus rutilus (Linnaeus, 1758) – valid – European roach, roach
  Rynchaenus alni (Linnaeus, 1758) – valid
  Rynchaenus salicis (Linnaeus, 1758) – valid
  Rynchops Linnaeus, 1758 – valid – Skimmers
  Rynchops niger Linnaeus, 1758 – valid – Rayador americano, Black Skimmer, Bec-en-ciseaux noir, talha-mar
  Rynchops niger niger Linnaeus, 1758 – valid
  Rynchops nigra Linnaeus, 1758 – invalid
  Saduria entomon (Linnaeus, 1758) – valid
  Saguinus midas (Linnaeus, 1758) – valid – Midas Tamarin, Red-handed Tamarin
  Saguinus oedipus (Linnaeus, 1758) – invalid – Cotton-top Tamarin, Cottontop Tamarin
  Saimiri sciureus (Linnaeus, 1758) – valid – South American Squirrel Monkey, Common Squirrel Monkey, Guianan Squirrel Monkey
  Saimiri sciureus sciureus (Linnaeus, 1758) – invalid – Guianan Squirrel Monkey
  Salamandra palustris (Linnaeus, 1758) – invalid
  Salamandra salamandra (Linnaeus, 1758) – valid
  Salamandra vulgaris (Linnaeus, 1758) – invalid
  Salda littoralis (Linnaeus, 1758) – valid
  Saldula saltatoria (Linnaeus, 1758) – valid
  Salmincola salmoneus (Linnaeus, 1758) – valid – salmon gill-maggot
  Salmo Linnaeus, 1758 – valid – Atlantic salmon
  Salmo albula Linnaeus, 1758 – invalid
  Salmo anostomus Linnaeus, 1758 – invalid
  Salmo bimaculatus Linnaeus, 1758 – invalid
  Salmo carpio Linnaeus, 1758 – valid
  Salmo eperlanus Linnaeus, 1758 – invalid
  Salmo lavaretus Linnaeus, 1758 – invalid
  Salmo oxyrinchus Linnaeus, 1758 – invalid
  Salmo salar Linnaeus, 1758 – valid – Atlantic salmon, saumon atlantique
  Salmo saurus Linnaeus, 1758 – invalid
  Salmo trutta Linnaeus, 1758 – valid – brown trout, truite brune
  Salvelinus alpinus (Linnaeus, 1758) – valid – Arctic char, omble chevalier
  Salvelinus umbla (Linnaeus, 1758) – valid
  Samia cecropia (Linnaeus, 1758) – invalid
  Sander lucioperca (Linnaeus, 1758) – valid – pikeperch, sudak, zander
  Sapajus apella (Linnaeus, 1758) – valid – Guianan Brown Capuchin, Tufted Capuchin
  Sapajus apella apella (Linnaeus, 1758) – valid – Guianan Brown Capuchin
  Saperda populnea (Linnaeus, 1758) – valid
  Saperda populnea populnea (Linnaeus, 1758) – valid
  Sarcoramphus papa (Linnaeus, 1758) – valid – Sarcoramphe roi, urubu-rei, Zopilote rey, King Vulture
  Sargus cuprarius (Linnaeus, 1758) – valid
  Sarotherodon galilaeus (Linnaeus, 1758) – valid – Galilee cichlid
  Sarotherodon galilaeus galilaeus (Linnaeus, 1758) – valid
  Sarpa salpa (Linnaeus, 1758) – valid
  Saudareos ornata (Linnaeus, 1758) – valid – Ornate Lorikeet
  Saudareos ornatus (Linnaeus, 1758) – invalid
  Saurothera vetula (Linnaeus, 1758) – invalid
  Saxicola rubetra (Linnaeus, 1758) – valid – Whinchat
  Scaeva pyrastri (Linnaeus, 1758) – valid
  Scalopus aquaticus (Linnaeus, 1758) – valid – topos, Topo occidental, Eastern Mole
  Scalopus aquaticus aquaticus (Linnaeus, 1758) – valid
  Scardinius erythrophthalmus (Linnaeus, 1758) – valid – European rudd, redeye roach, redfin, pearl roach, rudd
  Scartella cristata (Linnaeus, 1758) – valid – molly miller, blenio peineta, borracho peineta
  Scathophaga stercoraria (Linnaeus, 1758) – valid
  Scatopse notata (Linnaeus, 1758) – valid
  Sceliphron aegyptium (Linnaeus, 1758) – invalid
  Sceliphron asiaticum (Linnaeus, 1758) – valid
  Sceliphron asiaticum asiaticum (Linnaeus, 1758) – valid
  Sceliphron spirifex (Linnaeus, 1758) – valid
  Sceliphrum spirifex (Linnaeus, 1758) – invalid
  Scenopinus fenestralis (Linnaeus, 1758) – valid – window fly
  Schilbe mystus (Linnaeus, 1758) – valid
  Schoeniclus schoeniclus (Linnaeus, 1758) – invalid – Eurasian Reed Bunting
  Schoeniclus schoeniclus schoeniclus (Linnaeus, 1758) – invalid
  Sciaena Linnaeus, 1758 – valid – black drums, black drums
  Sciaena umbra Linnaeus, 1758 – valid – sea raven, sea raven
  Scincus scincus (Linnaeus, 1758) – valid – Sandfish Skink
  Scincus scincus scincus (Linnaeus, 1758) – valid
  Sciurus Linnaeus, 1758 – valid – tree squirrels
  Sciurus (Sciurus) Linnaeus, 1758 – valid
  Sciurus cinereus Linnaeus, 1758 – invalid
  Sciurus niger Linnaeus, 1758 – valid – fox squirrel, Ardilla zorra, Eastern Fox Squirrel
  Sciurus niger cinereus Linnaeus, 1758 – valid – Delmarva Peninsula fox squirrel, eastern fox squirrel
  Sciurus niger niger Linnaeus, 1758 – valid – fox squirrel
  Sciurus vulgaris Linnaeus, 1758 – valid – Eurasian Red Squirrel
  Sciurus vulgaris vulgaris Linnaeus, 1758 – valid
  Scoliopteryx libatrix (Linnaeus, 1758) – valid – herald moth, scalloped owlet, découpure, the herald
  Scolopax Linnaeus, 1758 – valid – Woodcocks
  Scolopax alba Linnaeus, 1758 – invalid
  Scolopax arquata Linnaeus, 1758 – invalid
  Scolopax fedoa Linnaeus, 1758 – invalid
  Scolopax gallinago Linnaeus, 1758 – invalid
  Scolopax haemastica Linnaeus, 1758 – invalid
  Scolopax lapponica Linnaeus, 1758 – invalid
  Scolopax limosa Linnaeus, 1758 – invalid
  Scolopax phaeopus Linnaeus, 1758 – invalid
  Scolopax rubra Linnaeus, 1758 – invalid
  Scolopax rusticola Linnaeus, 1758 – valid – Eurasian Woodcock, Bécasse des bois, Chocha perdiz, galinhola
  Scolopax rusticola rusticola Linnaeus, 1758 – invalid
  Scolopax totanus Linnaeus, 1758 – invalid
  Scolopendra Linnaeus, 1758 – valid
  Scolopendra gigantea Linnaeus, 1758 – valid
  Scolopendra morsitans Linnaeus, 1758 – valid
  Scolopendra morsitans morsitans Linnaeus, 1758 – valid
  Scomber Linnaeus, 1758 – valid – mackerels
  Scomber amia Linnaeus, 1758 – invalid
  Scomber cordyla Linnaeus, 1758 – invalid
  Scomber glaucus Linnaeus, 1758 – invalid
  Scomber pelamis Linnaeus, 1758 – invalid
  Scomber pelamys Linnaeus, 1758 – invalid
  Scomber scombrus Linnaeus, 1758 – valid – caballa del Atlántico, maquereau commun, maquereau bleu, Atlantic mackerel
  Scomber thynnus Linnaeus, 1758 – invalid
  Scomber trachurus Linnaeus, 1758 – invalid
  Scophthalmus maximus (Linnaeus, 1758) – valid – turbot
  Scophthalmus rhombus (Linnaeus, 1758) – valid – brill
  Scorpaena Linnaeus, 1758 – valid – scorpionfishes
  Scorpaena porcus Linnaeus, 1758 – valid
  Scorpaena scrofa Linnaeus, 1758 – valid – bigscale scorpionfish, orange scorpionfish
  Scorpaena volitans (Linnaeus, 1758) – invalid
  Scorpio Linnaeus, 1758 – valid
  Scorpio maurus Linnaeus, 1758 – valid – largeclawed scorpion
  Scorpio maurus maurus Linnaeus, 1758 – valid
  Scotophaeus quadripunctatus (Linnaeus, 1758) – valid
  Scruparia chelata (Linnaeus, 1758) – valid
  Scrupocellaria scruposa (Linnaeus, 1758) – valid
  Scutigera coleoptrata (Linnaeus, 1758) – valid
  Scyliorhinus canicula (Linnaeus, 1758) – valid – small-spotted catshark
  Scyliorhinus stellaris (Linnaeus, 1758) – valid – nursehound
  Scyllaea Linnaeus, 1758 – valid
  Scyllaea pelagica Linnaeus, 1758 – valid – sargassum nudibranch
  Scyllarus arctus (Linnaeus, 1758) – valid – small European locust lobster
  Sebastes marinus (Linnaeus, 1758) – invalid
  Segestria senoculata (Linnaeus, 1758) – valid
  Segestria senoculata senoculata (Linnaeus, 1758) – valid
  Seioptera vibrans (Linnaeus, 1758) – valid
  Seladonia tumulorum (Linnaeus, 1758) – invalid
  Selaginopsis cedrina (Linnaeus, 1758) – valid
  Selene gallus (Linnaeus, 1758) – invalid
  Selene vomer (Linnaeus, 1758) – valid – Lookdown, jorobado, jorobado penacho
  Selenidera piperivora (Linnaeus, 1758) – valid – Guianan Toucanet
  Semblis phalaenoides (Linnaeus, 1758) – valid
  Sepia Linnaeus, 1758 – valid
  Sepia (Sepia) Linnaeus, 1758 – valid
  Sepia media Linnaeus, 1758 – invalid
  Sepia officinalis Linnaeus, 1758 – valid
  Sepia sepiola Linnaeus, 1758 – invalid
  Septifer bilocularis (Linnaeus, 1758) – valid
  Sericotes holosericeus (Linnaeus, 1758) – invalid
  Sericulus aureus (Linnaeus, 1758) – valid – Masked Bowerbird
  Sericulus aureus aureus (Linnaeus, 1758) – invalid
  Serinus alario (Linnaeus, 1758) – valid – Black-headed Canary
  Serinus alario alario (Linnaeus, 1758) – valid
  Serinus canaria (Linnaeus, 1758) – valid – Common Canary, Atlantic Canary
  Serpentes Linnaeus, 1758 – valid – Snakes, cobra, serpente, serpents
  Serpula spirillum Linnaeus, 1758 – invalid
  Serranus cabrilla (Linnaeus, 1758) – valid
  Serranus hepatus (Linnaeus, 1758) – valid
  Serranus scriba (Linnaeus, 1758) – valid – lettered perch, painted comber
  Sertularella polyzonias (Linnaeus, 1758) – valid – great tooth hydroid, great tooth hydroid
  Sertularella polyzonias polyzonias (Linnaeus, 1758) – valid
  Sertularella rugosa (Linnaeus, 1758) – valid – snail trefoil hydroid, snail trefoil hydroid
  Sertularia Linnaeus, 1758 – valid
  Sertularia anguina Linnaeus, 1758 – invalid
  Sertularia argentea Linnaeus, 1758 – valid – squirrel's tail hydroid
  Sertularia ciliata Linnaeus, 1758 – invalid
  Sertularia cornuta Linnaeus, 1758 – invalid
  Sertularia cuperssina Linnaeus, 1758 – invalid
  Sertularia cupressina Linnaeus, 1758 – valid – sea cypress hydroid, whiteweed hydroid
  Sertularia eburnea Linnaeus, 1758 – invalid
  Sertularia loricata Linnaeus, 1758 – invalid
  Sertularia neritina Linnaeus, 1758 – invalid
  Sertularia operculata Linnaeus, 1758 – valid
  Sertularia pumila Linnaeus, 1758 – valid
  Sertularia scruposa Linnaeus, 1758 – invalid
  Setophaga americana (Linnaeus, 1758) – valid – Paruline à collier, Northern Parula
  Setophaga ruticilla (Linnaeus, 1758) – valid – Chipe flameante, American Redstart, Paruline flamboyante
  Setophaga ruticilla ruticilla (Linnaeus, 1758) – invalid
  Sialia sialis (Linnaeus, 1758) – valid – Azulejo garganta canela, Eastern Bluebird, merlebleu de l'est
  Sialia sialis sialis (Linnaeus, 1758) – valid
  Sibon nebulata (Linnaeus, 1758) – invalid
  Sibon nebulatus (Linnaeus, 1758) – valid – Slug-eating Snake, Cloudy Snail Sucker, Cloudy Snail-eating Snake
  Sibon nebulatus nebulatus (Linnaeus, 1758) – invalid
  Siganus spinus (Linnaeus, 1758) – valid – bluntnosed spinefish
  Sigara striata (Linnaeus, 1758) – valid
  Silpha Linnaeus, 1758 – valid
  Silpha americana Linnaeus, 1758 – invalid
  Silpha obscura Linnaeus, 1758 – valid
  Silurus Linnaeus, 1758 – valid
  Silurus batrachus Linnaeus, 1758 – invalid
  Silurus catus Linnaeus, 1758 – invalid
  Silurus costatus Linnaeus, 1758 – invalid
  Silurus glanis Linnaeus, 1758 – valid – sheatfish
  Silurus mystus Linnaeus, 1758 – invalid
  Simia apedia Linnaeus, 1758 – invalid
  Simia aygula Linnaeus, 1758 – invalid
  Simia cynamolgus Linnaeus, 1758 – invalid
  Simia jacchus Linnaeus, 1758 – invalid
  Simia morta Linnaeus, 1758 – invalid
  Simia satyrus Linnaeus, 1758 – invalid
  Sinantherina socialis (Linnaeus, 1758) – valid
  Sinoxylon ceratoniae (Linnaeus, 1758) – valid
  Siphonaria pectinata (Linnaeus, 1758) – valid – striped false limpet
  Siphonorhis americana (Linnaeus, 1758) – valid – Jamaican Pauraque, Jamaican Poorwill
  Siphonorhis americanus (Linnaeus, 1758) – invalid
  Siproeta stelenes (Linnaeus, 1758) – valid – Malachite
  Sitona lineatus (Linnaeus, 1758) – valid
  Sitophilus granarius (Linnaeus, 1758) – valid – calandre des grains, granary weevil
  Sitta Linnaeus, 1758 – valid – Nuthatches
  Sitta europaea Linnaeus, 1758 – valid – Eurasian Nuthatch
  Sitta europaea europaea Linnaeus, 1758 – valid
  Smaragdia viridis (Linnaeus, 1758) – valid – emerald nerite
  Sminthurus viridis (Linnaeus, 1758) – valid – lucerne flea
  Solea ocellata (Linnaeus, 1758) – invalid – eyed sole
  Solea solea (Linnaeus, 1758) – valid
  Solen Linnaeus, 1758 – valid
  Solenius fossorius (Linnaeus, 1758) – invalid
  Somateria mollissima (Linnaeus, 1758) – valid – Common Eider, Eider à duvet, Éider común, êider
  Somateria mollissima mollissima (Linnaeus, 1758) – valid
  Somateria spectabilis (Linnaeus, 1758) – valid – King Eider, Eider à tête grise, Éider real, êider-real
  Sorex Linnaeus, 1758 – valid – red-toothed shrews
  Sorex (Sorex) Linnaeus, 1758 – invalid
  Sorex aquaticus Linnaeus, 1758 – invalid
  Sorex araneus Linnaeus, 1758 – valid – Common Shrew, Eurasian Shrew
  Sorex araneus araneus Linnaeus, 1758 – valid
  Sorex cristatus Linnaeus, 1758 – invalid
  Soronia grisea (Linnaeus, 1758) – valid
  Sparisoma cretense (Linnaeus, 1758) – valid – parrotfish
  Sparus Linnaeus, 1758 – valid
  Sparus annularis Linnaeus, 1758 – invalid
  Sparus aurata Linnaeus, 1758 – valid
  Sparus auratus Linnaeus, 1758 – invalid
  Sparus boops Linnaeus, 1758 – invalid
  Sparus cantharus Linnaeus, 1758 – invalid
  Sparus chromis Linnaeus, 1758 – invalid
  Sparus dentex Linnaeus, 1758 – invalid
  Sparus erythrinus Linnaeus, 1758 – invalid
  Sparus melanurus Linnaeus, 1758 – invalid
  Sparus mormyrus Linnaeus, 1758 – invalid
  Sparus pagrus Linnaeus, 1758 – invalid
  Sparus pagurus Linnaeus, 1758 – invalid
  Sparus salpa Linnaeus, 1758 – invalid
  Sparus sargus Linnaeus, 1758 – invalid
  Sparus spinus Linnaeus, 1758 – invalid
  Sparus synagris Linnaeus, 1758 – invalid
  Sparus virginicus Linnaeus, 1758 – invalid
  Spatula clypeata (Linnaeus, 1758) – valid – Northern Shoveler, Canard souchet, Cuchara común, pato-colhereiro
  Spatula querquedula (Linnaeus, 1758) – valid – Garganey, Sarcelle d'été, Cerceta carretona, marreco
  Speranza wauaria (Linnaeus, 1758) – valid
  Speranza wauaria wauaria (Linnaeus, 1758) – valid
  Sphaeridium scarabaeoides (Linnaeus, 1758) – valid
  Sphaerium corneum (Linnaeus, 1758) – valid – European fingernailclam
  Sphaerophoria scripta (Linnaeus, 1758) – valid
  Sphecodes gibbus (Linnaeus, 1758) – valid
  Sphecodes gibbus gibbus (Linnaeus, 1758) – valid
  Spheniscus demersus (Linnaeus, 1758) – valid – African Penguin, Pingüino de El Cabo, pinguim-do-cabo, Manchot du Cap
  Sphex Linnaeus, 1758 – valid
  Sphex aegyptius Linnaeus, 1758 – invalid
  Sphex arenarius Linnaeus, 1758 – invalid
  Sphex asiaticus Linnaeus, 1758 – invalid
  Sphex clavipes Linnaeus, 1758 – invalid
  Sphex cribraria (Linnaeus, 1758) – invalid
  Sphex cribrarius fossorius Linnaeus, 1758 – invalid
  Sphex fervens Linnaeus, 1758 – invalid
  Sphex figulus Linnaeus, 1758 – invalid
  Sphex fossorius Linnaeus, 1758 – invalid
  Sphex gibba Linnaeus, 1758 – invalid
  Sphex ichneumoneus (Linnaeus, 1758) – valid
  Sphex indus Linnaeus, 1758 – invalid
  Sphex leucostoma Linnaeus, 1758 – invalid
  Sphex sabulosus Linnaeus, 1758 – invalid
  Sphex spirifex Linnaeus, 1758 – invalid
  Sphex uniglumis (Linnaeus, 1758) – invalid
  Sphex vagus Linnaeus, 1758 – invalid
  Sphinx Linnaeus, 1758 – valid
  Sphinx atropos Linnaeus, 1758 – invalid
  Sphoeroides testudineus (Linnaeus, 1758) – valid – checkered puffer, tamboríl rayado, botete sapo, Checkered Puffer
  Sphyraena sphyraena (Linnaeus, 1758) – valid – European barracuda
  Sphyrna tiburo (Linnaeus, 1758) – valid – cornuda cabeza de pala, bonnethead, cornuda de corona, shovelhead
  Sphyrna zygaena (Linnaeus, 1758) – valid – cornuda prieta, smooth hammerhead, cabeza de martillo
  Spicara maena (Linnaeus, 1758) – valid
  Spicara smaris (Linnaeus, 1758) – valid
  Spilogale putorius (Linnaeus, 1758) – valid – Eastern Spotted Skunk, spotted skunk, Zorrillo-manchado común, Alleghanian Spotted Skunk
  Spilogale putorius putorius (Linnaeus, 1758) – valid
  Spilotes pullatus (Linnaeus, 1758) – valid – Culebra-ratonera mica, Yellow Rat Snake, Chicken Snake, Tropical Rat Snake, Tiger Snake
  Spilotes pullatus pullatus (Linnaeus, 1758) – invalid – Tiger Snake, Tropical Rat Snake
  Spinachia spinachia (Linnaeus, 1758) – valid – fifteenspine stickleback, sea stickleback, fifteenspine stickleback, sea stickleback
  Spindalis zena (Linnaeus, 1758) – valid – Zéna à tête rayée, Cigua cubana, Stripe-headed Tanager, Tángara cabeza rayada, Western Spindalis
  Spindalis zena zena (Linnaeus, 1758) – valid
  Spinus spinus (Linnaeus, 1758) – valid – Eurasian Siskin
  Spinus tristis (Linnaeus, 1758) – valid – American Goldfinch
  Spinus tristis tristis (Linnaeus, 1758) – valid
  Spirorbis spirorbis (Linnaeus, 1758) – valid
  Spirula spirula (Linnaeus, 1758) – valid – ram's horn squid
  Spisula solida (Linnaeus, 1758) – valid
  Spondyliosoma cantharus (Linnaeus, 1758) – valid
  Spondylis buprestoides (Linnaeus, 1758) – valid
  Spondylus Linnaeus, 1758 – valid
  Spongilla lacustris (Linnaeus, 1758) – valid
  Sporophila lineola (Linnaeus, 1758) – valid – Lined Seedeater, Sporophile bouveron, Semillero overo, bigodinho
  Sporophila minuta (Linnaeus, 1758) – valid – Semillero pecho canela, Ruddy-breasted Seedeater, Sporophile petit-louis, Semillero pechirrufo, caboclinho-lindo
  Sporophila minuta minuta (Linnaeus, 1758) – valid
  Sprattus sprattus (Linnaeus, 1758) – valid – sprat, European sprat
  Sprattus sprattus sprattus (Linnaeus, 1758) – valid – sprat
  Squalius cephalus (Linnaeus, 1758) – valid – Chub
  Squalus Linnaeus, 1758 – valid – spiny dogfish, spurdogs
  Squalus acanthias Linnaeus, 1758 – valid – cazón espinoso común, piked dogfish, spiny dogfish, galludo espinoso, aiguillat commun, dogfish, grayfish, spurdog
  Squalus canicula Linnaeus, 1758 – invalid
  Squalus carcharias Linnaeus, 1758 – invalid
  Squalus centrina Linnaeus, 1758 – invalid
  Squalus galeus Linnaeus, 1758 – invalid
  Squalus glaucus Linnaeus, 1758 – invalid
  Squalus mustelus Linnaeus, 1758 – invalid
  Squalus spinax Linnaeus, 1758 – invalid
  Squalus squatina Linnaeus, 1758 – invalid
  Squalus stellaris Linnaeus, 1758 – invalid
  Squalus tiburo Linnaeus, 1758 – invalid
  Squatina squatina (Linnaeus, 1758) – valid – angelfish, angelshark, fiddle fish, angel shark
  Stagmatoptera praecarius (Linnaeus, 1758) – valid
  Starnoenas cyanocephala (Linnaeus, 1758) – valid – Blue-headed Quail-Dove
  Steatoda bipunctata (Linnaeus, 1758) – valid
  Stegobium paniceum (Linnaeus, 1758) – valid – stégobie des pharmacies, drugstore beetle, drug store beetle
  Stellagama stellio (Linnaeus, 1758) – valid – Roughtail Rock Agama
  Stellagama stellio stellio (Linnaeus, 1758) – valid
  Stellonia glacialis (Linnaeus, 1758) – invalid
  Stellonia rubens (Linnaeus, 1758) – invalid
  Stemonyphantes lineatus (Linnaeus, 1758) – valid
  Stercorarius parasiticus (Linnaeus, 1758) – valid – Salteador parásito, Parasitic Jaeger, Labbe parasite, Págalo parásito, mandrião-parasítico, moleiro-pequeno, Arctic Skua
  Sterna Linnaeus, 1758 – valid – Typical Terns
  Sterna hirundo Linnaeus, 1758 – valid – Charrán común, Common Tern, Sterne pierregarin, trinta-réis-boreal, gaivina
  Sterna hirundo hirundo Linnaeus, 1758 – valid
  Sterna nigra Linnaeus, 1758 – invalid
  Sterna stolida Linnaeus, 1758 – invalid
  Sternopygus carapo (Linnaeus, 1758) – invalid
  Stictia signata (Linnaeus, 1758) – valid
  Stictia signata signata (Linnaeus, 1758) – valid
  Stictopleurus crassicornis (Linnaeus, 1758) – valid
  Stilpnotia salicis (Linnaeus, 1758) – invalid – satin moth
  Stizostedion lucioperca (Linnaeus, 1758) – invalid – zander
  Stolas discoides (Linnaeus, 1758) – valid
  Stolas inaequalis (Linnaeus, 1758) – valid
  Stolas reticularis (Linnaeus, 1758) – valid
  Stombus cornutus (Linnaeus, 1758) – invalid
  Stomoxys calcitrans (Linnaeus, 1758) – valid – stable fly, mouche piquante des étables
  Stramonita haemastoma (Linnaeus, 1758) – valid – Florida rocksnail
  Stramonita haemastoma haemastoma (Linnaeus, 1758) – valid
  Strategus aloeus (Linnaeus, 1758) – valid
  Stratiomys chamaeleon (Linnaeus, 1758) – valid
  Streptopelia risoria (Linnaeus, 1758) – invalid – Ringed Turtle-Dove, Barbary Dove
  Streptopelia turtur (Linnaeus, 1758) – valid – European Turtle Dove, European Turtle-Dove
  Streptopelia turtur turtur (Linnaeus, 1758) – valid
  Striarea lactea (Linnaeus, 1758) – valid
  Strigilla carnaria (Linnaeus, 1758) – valid – large strigilla
  Strigilla pisiformis (Linnaeus, 1758) – valid – pea strigilla
  Strix Linnaeus, 1758 – valid – Earless Owls
  Strix aluco Linnaeus, 1758 – valid – coruja-do-mato, Chouette hulotte, Cárabo común, Tawny Owl
  Strix aluco aluco Linnaeus, 1758 – valid
  Strix asio Linnaeus, 1758 – invalid
  Strix bubo Linnaeus, 1758 – invalid
  Strix funerea Linnaeus, 1758 – invalid
  Strix otus Linnaeus, 1758 – invalid
  Strix passerina Linnaeus, 1758 – invalid
  Strix scandiaca Linnaeus, 1758 – invalid
  Strix scops Linnaeus, 1758 – invalid
  Strix ulula Linnaeus, 1758 – invalid
  Stromateus Linnaeus, 1758 – valid
  Stromateus fiatola Linnaeus, 1758 – valid – harvestfish, harvestfish
  Strombus Linnaeus, 1758 – valid
  Strombus gallus Linnaeus, 1758 – valid – roostertail conch
  Strombus gigas Linnaeus, 1758 – valid – pink or queen conch, queen conch
  Strombus pugilis Linnaeus, 1758 – valid – West Indian fighting conch
  Struthio Linnaeus, 1758 – valid
  Struthio americanus Linnaeus, 1758 – invalid
  Struthio camelus Linnaeus, 1758 – valid – Ostrich, Common Ostrich
  Struthio camelus camelus Linnaeus, 1758 – valid – Ostrich
  Struthio casuarius Linnaeus, 1758 – invalid
  Struthio cucullatus Linnaeus, 1758 – invalid
  Sturnella magna (Linnaeus, 1758) – valid – Pradero tortilla-con-chile, Eastern Meadowlark, sturnelle des prés
  Sturnella magna magna (Linnaeus, 1758) – valid
  Sturnella militaris (Linnaeus, 1758) – valid – Red-breasted Blackbird
  Sturnus Linnaeus, 1758 – valid – Starlings
  Sturnus contra Linnaeus, 1758 – invalid – Pied Myna
  Sturnus roseus (Linnaeus, 1758) – invalid – Rosy Starling
  Sturnus vulgaris Linnaeus, 1758 – valid – Estornino pinto, European Starling, étourneau sansonnet, Common Starling
  Sturnus vulgaris vulgaris Linnaeus, 1758 – valid
  Stylaraea punctata (Linnaeus, 1758) – valid
  Subcoccinella vigintiquatuorpunctata (Linnaeus, 1758) – valid
  Succinea putris (Linnaeus, 1758) – valid – European ambersnail
  Sula bassana (Linnaeus, 1758) – invalid
  Sula bassanus (Linnaeus, 1758) – invalid – Northern Gannet
  Surnia ulula (Linnaeus, 1758) – valid – mocho-rabilongo, Épervière boréale, Cárabo gavilán, Hawk Owl, Northern Hawk-Owl, chouette épervière
  Surnia ulula ulula (Linnaeus, 1758) – valid
  Sus Linnaeus, 1758 – valid – pigs
  Sus scrofa Linnaeus, 1758 – valid – wild boar, pig, pig (feral), Wild Boar
  Sus scrofa scrofa Linnaeus, 1758 – valid
  Syacium papillosum (Linnaeus, 1758) – valid – dusky flounder, lenguado moreno, Dusky Flounder
  Sylvia atricapilla (Linnaeus, 1758) – valid – Eurasian Blackcap
  Sylvia atricapilla atricapilla (Linnaeus, 1758) – valid
  Sylvia curruca (Linnaeus, 1758) – valid – Lesser Whitethroat
  Sylvia curruca curruca (Linnaeus, 1758) – valid
  Sylvicapra grimmia (Linnaeus, 1758) – valid – bush duiker, gray duiker, Bush Duiker
  Sylvicapra grimmia grimmia (Linnaeus, 1758) – valid
  Sylvilagus brasiliensis (Linnaeus, 1758) – valid – Tapeti, Forest Rabbit
  Sylvilagus brasiliensis brasiliensis (Linnaeus, 1758) – invalid
  Symphodus mediterraneus (Linnaeus, 1758) – valid – axillary wrasse
  Symphodus melops (Linnaeus, 1758) – valid – corkwing wrasse
  Symphodus tinca (Linnaeus, 1758) – valid – painted wrasse
  Syngnathus Linnaeus, 1758 – valid – seaweed pipefishes
  Syngnathus acus Linnaeus, 1758 – valid – great pipefish, longnosed pipefish, narrowsnouted pipefish, great pipefish, longnosed pipefish, narrowsnouted pipefish
  Syngnathus pelagicus Linnaeus, 1758 – valid – sargassum pipefish, trompetero oceánico, pez pipa oceánico
  Syngnathus typhle Linnaeus, 1758 – valid – broadnosed pipefish, deepsnouted pipefish, broadnosed pipefish, deepsnouted pipefish
  Syngrapha interrogationis (Linnaeus, 1758) – valid
  Synodontis clarias (Linnaeus, 1758) – valid
  Synodus saurus (Linnaeus, 1758) – valid – bluestripe lizardfish
  Synodus synodus (Linnaeus, 1758) – valid – lagarto rojizo, red lizardfish, chile rojo
  Syritta pipiens (Linnaeus, 1758) – valid
  Systoma gibbosum (Linnaeus, 1758) – invalid
  Tabanus calens Linnaeus, 1758 – valid
  Tabanus calens calens Linnaeus, 1758 – valid
  Tachymarptis melba (Linnaeus, 1758) – valid – Alpine Swift
  Tachymarptis melba melba (Linnaeus, 1758) – valid
  Tachysphex figulus (Linnaeus, 1758) – invalid
  Tadorna tadorna (Linnaeus, 1758) – valid – Common Shelduck, Tadorne de Belon, Tarro blanco, tadorna
  Taenia Linnaeus, 1758 – valid
  Taenia solium Linnaeus, 1758 – valid – pork tapeworm, pig tapeworm
  Taenioides anguillaris (Linnaeus, 1758) – valid
  Taeniopteryx nebulosa (Linnaeus, 1758) – valid
  Takifugu ocellatus (Linnaeus, 1758) – valid
  Talla ilicis (Linnaeus, 1758) – invalid
  Talla quercus (Linnaeus, 1758) – invalid
  Talpa Linnaeus, 1758 – valid
  Talpa asiatica Linnaeus, 1758 – invalid
  Talpa europaea Linnaeus, 1758 – valid – European Mole
  Talpa europaea europaea Linnaeus, 1758 – invalid
  Tamandua tetradactyla (Linnaeus, 1758) – valid – Southern Tamandua, Yellow Tamandua, Collared Anteater, Lesser Anteater
  Tamandua tetradactyla tetradactyla (Linnaeus, 1758) – valid
  Tamarisca tamarisca (Linnaeus, 1758) – valid – sea tamarisk, sea tamarisk
  Tamias striatus (Linnaeus, 1758) – valid – tamia rayé, Eastern Chipmunk
  Tamias striatus striatus (Linnaeus, 1758) – valid
  Tangara gyrola (Linnaeus, 1758) – valid – Bay-headed Tanager, Calliste rouverdin, Tangara cabecibaya, saíra-de-cabeça-castanha
  Tangara gyrola gyrola (Linnaeus, 1758) – valid
  Tangara velia (Linnaeus, 1758) – valid – Opal-rumped Tanager, Calliste varié, Tangara velia, saíra-diamante
  Tangara velia velia (Linnaeus, 1758) – valid
  Tantilla melanocephala (Linnaeus, 1758) – valid – Black-headed Snake
  Tantilla melanocephala melanocephala (Linnaeus, 1758) – invalid
  Tanymastix stagnalis (Linnaeus, 1758) – valid
  Tapes decussata (Linnaeus, 1758) – invalid
  Tapirus terrestris (Linnaeus, 1758) – valid – South American Tapir, Brazilian Tapir
  Tapirus terrestris terrestris (Linnaeus, 1758) – valid
  Tarentola mauritanica (Linnaeus, 1758) – valid – Moorish Wall Gecko, Moorish Gecko
  Tarsius syrichta (Linnaeus, 1758) – invalid
  Tauraco persa (Linnaeus, 1758) – valid – turaco-da-guiné, Touraco vert, Turaco de Guinea, Green Turaco, Guinea Turaco
  Tauraco persa persa (Linnaeus, 1758) – valid
  Tautoga onitis (Linnaeus, 1758) – valid – tautog
  Tayassu tajacu (Linnaeus, 1758) – invalid – collared peccary, Pecari de collar
  Tectarius muricatus (Linnaeus, 1758) – valid – beaded periwinkle
  Tellina Linnaeus, 1758 – valid
  Tellina laevigata Linnaeus, 1758 – valid – smooth tellin
  Tellina radiata Linnaeus, 1758 – valid – sunrise tellin
  Temnostoma vespiforme (Linnaeus, 1758) – valid
  Tenebrio molitor Linnaeus, 1758 – valid – ténébrion meunier, yellow mealworm
  Tenia Linnaeus, 1758 – invalid
  Tephritis arnicae (Linnaeus, 1758) – valid
  Tephritis hyoscyami (Linnaeus, 1758) – valid
  Terebratulina retusa (Linnaeus, 1758) – valid
  Teredo Linnaeus, 1758 – valid
  Teredo navalis Linnaeus, 1758 – valid – naval shipworm
  Terellia serratulae (Linnaeus, 1758) – valid
  Termes Linnaeus, 1758 – valid
  Terpsiphone paradisi (Linnaeus, 1758) – valid – Asian Paradise Flycatcher
  Terpsiphone paradisi paradisi (Linnaeus, 1758) – valid
  Terrapene carolina (Linnaeus, 1758) – valid – Tortuga de Carolina, tortue tabatière, Eastern Box Turtle, Common Box Turtle, American Box Turtle
  Terrapene carolina carolina (Linnaeus, 1758) – valid – Eastern Box Turtle, Woodland Box Turtle
  Testudines Linnaeus, 1758 – invalid – terrapins, tortoises, tortues, Turtles
  Testudo Linnaeus, 1758 – valid – Palearctic Tortoises
  Testudo (Testudo) Linnaeus, 1758 – valid
  Testudo caretta Linnaeus, 1758 – invalid
  Testudo carolina Linnaeus, 1758 – invalid
  Testudo geometrica Linnaeus, 1758 – invalid
  Testudo graeca Linnaeus, 1758 – valid – Spur-thighed Tortoise, Moorish Tortoise, Greek Tortoise
  Testudo graeca graeca Linnaeus, 1758 – valid – Mediterranean Spur-thighed Tortoise, Souss Valley Tortoise
  Testudo lutaria Linnaeus, 1758 – invalid
  Testudo mydas Linnaeus, 1758 – invalid
  Testudo orbicularis Linnaeus, 1758 – invalid
  Testudo serpentina Linnaeus, 1758 – invalid
  Tethys Linnaeus, 1758 – valid
  Tethys fimbria Linnaeus, 1758 – valid
  Tetradactylus seps (Linnaeus, 1758) – valid – Short-legged Seps, Five-toed Whip Lizard
  Tetragnatha extensa (Linnaeus, 1758) – valid
  Tetragnatha extensa extensa (Linnaeus, 1758) – valid
  Tetramorium caespitum (Linnaeus, 1758) – valid – pavement ant
  Tetramorium caespitum caespitum (Linnaeus, 1758) – valid
  Tetrao Linnaeus, 1758 – valid – Capercaillie
  Tetrao bonasia Linnaeus, 1758 – invalid
  Tetrao canadensis Linnaeus, 1758 – invalid
  Tetrao coturnix Linnaeus, 1758 – invalid
  Tetrao cupido Linnaeus, 1758 – invalid
  Tetrao lagopus Linnaeus, 1758 – invalid
  Tetrao orientalis Linnaeus, 1758 – invalid
  Tetrao perdix Linnaeus, 1758 – invalid
  Tetrao phasianellus Linnaeus, 1758 – invalid
  Tetrao rufus Linnaeus, 1758 – invalid
  Tetrao tetrix Linnaeus, 1758 – invalid
  Tetrao urogallus Linnaeus, 1758 – valid – Grand Tétras, Urogallo común, tetraz-real, Western Capercaillie
  Tetrao urogallus urogallus Linnaeus, 1758 – valid
  Tetrao virginianus Linnaeus, 1758 – invalid
  Tetraodon Linnaeus, 1758 – valid – swellfishes
  Tetraodon hispidus Linnaeus, 1758 – invalid – poison puffer
  Tetraodon lagocephalus Linnaeus, 1758 – invalid
  Tetraodon lineatus Linnaeus, 1758 – valid – Nile puffer
  Tetraodon mola Linnaeus, 1758 – invalid
  Tetraodon ocellatus Linnaeus, 1758 – invalid
  Tetraodon testudineus Linnaeus, 1758 – invalid
  Tetrastes bonasia (Linnaeus, 1758) – valid – Gélinotte des bois, Grévol común, galinha-montês, Northern Hazel Grouse, Hazel Grouse
  Tetrastes bonasia bonasia (Linnaeus, 1758) – valid
  Tetrax tetrax (Linnaeus, 1758) – valid – sisão, Outarde canepetière, Sisón común, Little Bustard
  Tetrix bipunctatus (Linnaeus, 1758) – valid
  Tetropium castaneum (Linnaeus, 1758) – valid
  Tetrosomus gibbosus (Linnaeus, 1758) – valid – blackclotched turretfish
  Teuchestes fossor (Linnaeus, 1758) – valid
  Thais haemastoma (Linnaeus, 1758) – invalid
  Thais haemastoma haemastoma (Linnaeus, 1758) – invalid
  Thais lapillus Linnaeus, 1758 – invalid
  Thais nodosa Linnaeus, 1758 – valid
  Thalassoma lunare (Linnaeus, 1758) – valid – moon wrasse
  Thalassoma pavo (Linnaeus, 1758) – valid – peacock wrasse
  Thamnodynastes pallidus (Linnaeus, 1758) – valid – Amazon Coastal House Snake
  Thamnophis sirtalis (Linnaeus, 1758) – valid – Common Garter Snake, couleuvre rayée, Culebra-listonada común, Common Gartersnake
  Thamnophis sirtalis sirtalis (Linnaeus, 1758) – valid – Eastern Garter Snake, Eastern Gartersnake
  Thelyphonus caudatus (Linnaeus, 1758) – valid
  Themira putris (Linnaeus, 1758) – valid
  Theocarpus myiophyllum (Linnaeus, 1758) – valid
  Theodoxus fluviatilis (Linnaeus, 1758) – valid
  Thera juniperata (Linnaeus, 1758) – valid – Juniper Carpet
  Threnetes niger (Linnaeus, 1758) – valid – Pale-tailed Barbthroat, Sooty Barbthroat
  Threnetes niger niger (Linnaeus, 1758) – valid
  Thrips Linnaeus, 1758 – valid
  Thrips minutissimus Linnaeus, 1758 – valid
  Thrips physapus Linnaeus, 1758 – valid
  Thuiaria argentea (Linnaeus, 1758) – invalid
  Thuiaria cupressina (Linnaeus, 1758) – invalid
  Thuiaria thuja (Linnaeus, 1758) – valid – bottlebrush hydroid, bottlebrush hydroid
  Thunnus thynnus (Linnaeus, 1758) – valid – bluefin tuna, atún aleta azul, atún, horse mackerel, northern bluefin tuna, Atlantic bluefin tuna, thon rouge
  Thylacites incanus (Linnaeus, 1758) – valid
  Thymallus thymallus (Linnaeus, 1758) – valid – European grayling
  Thyreopus cribrarius (Linnaeus, 1758) – invalid
  Tibicen tibicen (Linnaeus, 1758) – invalid
  Tibicen tibicen tibicen (Linnaeus, 1758) – invalid
  Tilapia galilaea (Linnaeus, 1758) – invalid – galilee cichlid
  Tilapia nilotica (Linnaeus, 1758) – invalid – Nile mouthbrooder, Nile tilapia
  Tinca tinca (Linnaeus, 1758) – valid – tench, tanche
  Tingis cardui (Linnaeus, 1758) – valid
  Tingis cardui cardui (Linnaeus, 1758) – valid
  Tinodes waeneri (Linnaeus, 1758) – valid
  Tipula Linnaeus, 1758 – valid
  Tipula cornicina Linnaeus, 1758 – invalid
  Tipula monilis Linnaeus, 1758 – invalid
  Tipula notata Linnaeus, 1758 – invalid
  Tipula oregelationis Linnaeus, 1758 – invalid
  Tipula phalaenoides Linnaeus, 1758 – invalid
  Tipula plumosus Linnaeus, 1758 – invalid
  Tipula replicata Linnaeus, 1758 – invalid
  Tipula tremulus Linnaeus, 1758 – invalid
  Todus todus (Linnaeus, 1758) – valid – Jamaican Tody, Barrancolí jamaicano, Todier de Jamaïque
  Tolypeutes tricinctus (Linnaeus, 1758) – valid – Brazilian Three-banded Armadillo
  Tomicus piniperda (Linnaeus, 1758) – valid – Larger European Pine Shoot Beetle
  Tonna galea (Linnaeus, 1758) – valid – giant tun
  Topaza pella (Linnaeus, 1758) – valid – Crimson Topaz
  Topaza pella pella (Linnaeus, 1758) – valid
  Torpedo torpedo (Linnaeus, 1758) – valid – eyed electric ray
  Toxostoma rufum (Linnaeus, 1758) – valid – Cuitlacoche rojizo, moqueur roux, Brown Thrasher
  Toxostoma rufum rufum (Linnaeus, 1758) – valid
  Trachinotus falcatus (Linnaeus, 1758) – valid – Permit, pámpano, pámpano palometa
  Trachinotus glaucus (Linnaeus, 1758) – invalid
  Trachinotus ovatus (Linnaeus, 1758) – valid – derbio, snubnose dart, palomine, pámpano blanco, pompano
  Trachinus Linnaeus, 1758 – valid
  Trachinus draco Linnaeus, 1758 – valid – greater weever
  Trachodes hispidus (Linnaeus, 1758) – valid
  Trachurus trachurus (Linnaeus, 1758) – valid – horse mackerel, European horse mackerel, chinchard d'Europe, jurel, Atlantic horse mackerel
  Trachycardium isocardia (Linnaeus, 1758) – valid – even pricklycockle
  Trachycardium magnum (Linnaeus, 1758) – valid – magnum pricklycockle
  Trachycardium muricatum (Linnaeus, 1758) – valid – yellow pricklycockle
  Trachycephalus typhonius (Linnaeus, 1758) – valid
  Trachyderes succinctus (Linnaeus, 1758) – valid
  Trachyderes succinctus succinctus (Linnaeus, 1758) – valid
  Trachylepis aurata (Linnaeus, 1758) – invalid
  Tragidion coquus (Linnaeus, 1758) – valid
  Tragopan satyra (Linnaeus, 1758) – valid – Tragopan satyre, Tragopán sátiro, tragopã-sátiro, Satyr Tragopan
  Trapezonotus arenarius (Linnaeus, 1758) – valid
  Trichechus Linnaeus, 1758 – valid – manatees
  Trichechus manatus Linnaeus, 1758 – valid – West Indian Manatee, manatee, Manatí del Caribe, Caribbean manatee
  Trichechus manatus manatus Linnaeus, 1758 – valid – Antillean manatee
  Trichecus manatus Linnaeus, 1758 – invalid
  Trichia hispida (Linnaeus, 1758) – valid – hairy helicellid
  Trichiurus Linnaeus, 1758 – valid – cutlassfishes, hairtails
  Trichiurus lepturus Linnaeus, 1758 – valid – sable, sable del Atlántico, Atlantic cutlassfish, Australian hairtail, largehead hairtail
  Trichocera oregelationis (Linnaeus, 1758) – valid
  Trichoglossus orantus (Linnaeus, 1758) – invalid
  Trichoglossus ornatus (Linnaeus, 1758) – invalid – Ornate Lorikeet, Loriquet orné, Lori adornado, lóris-ornado
  Trichus conulus Linnaeus, 1758 – invalid
  Tricolia pullus Linnaeus, 1758 – valid
  Trigla Linnaeus, 1758 – valid – mailed gurnards, gurnards
  Trigla lucerna Linnaeus, 1758 – invalid
  Trigla lyra Linnaeus, 1758 – valid – lyre gurnard, piper
  Triglopsis quadricornis (Linnaeus, 1758) – invalid – fourhorn sculpin
  Tringa Linnaeus, 1758 – valid – Redshanks
  Tringa alpina Linnaeus, 1758 – invalid
  Tringa canutus Linnaeus, 1758 – invalid
  Tringa fulicaria Linnaeus, 1758 – invalid
  Tringa glareola Linnaeus, 1758 – valid – Wood Sandpiper, Chevalier sylvain, Andarríos bastardo, maçarico-de-dorso-malhado
  Tringa hypoleucos Linnaeus, 1758 – invalid
  Tringa interpres Linnaeus, 1758 – invalid
  Tringa lobata Linnaeus, 1758 – invalid
  Tringa ochropus Linnaeus, 1758 – valid – Green Sandpiper, Chevalier cul-blanc, Andarríos grande, maçarico-bique-bique
  Tringa pugnax Linnaeus, 1758 – invalid
  Tringa squatarola Linnaeus, 1758 – invalid
  Tringa totanus (Linnaeus, 1758) – valid – Common Redshank, Chevalier gambette, Archibebe común, maçarico-de-perna-vermelha, perna-vermelha
  Tringa totanus totanus (Linnaeus, 1758) – valid
  Tringa vanellus Linnaeus, 1758 – invalid
  Trisopterus luscus (Linnaeus, 1758) – valid – bib, pout whiting, pouting, pout
  Trisopterus minutus (Linnaeus, 1758) – valid – poor cod
  Triton aquaticus (Linnaeus, 1758) – invalid
  Triton vulgaris (Linnaeus, 1758) – invalid
  Triturus vulgaris (Linnaeus, 1758) – invalid
  Triturus vulgaris vulgaris (Linnaeus, 1758) – invalid
  Trivia pediculus (Linnaeus, 1758) – valid – coffeebean trivia
  Trivia pediculus pediculus (Linnaeus, 1758) – valid
  Trochilus Linnaeus, 1758 – valid
  Trochilus colubris Linnaeus, 1758 – invalid
  Trochilus cristatus Linnaeus, 1758 – invalid
  Trochilus holosericeus Linnaeus, 1758 – invalid
  Trochilus mango Linnaeus, 1758 – invalid
  Trochilus mellisugus Linnaeus, 1758 – invalid
  Trochilus mellivorus Linnaeus, 1758 – invalid
  Trochilus minimus Linnaeus, 1758 – invalid
  Trochilus mosquitus Linnaeus, 1758 – invalid
  Trochilus niger Linnaeus, 1758 – invalid
  Trochilus pella Linnaeus, 1758 – invalid
  Trochilus polytmus Linnaeus, 1758 – valid – Streamertail, Red-billed Streamertail
  Trochilus ruber Linnaeus, 1758 – invalid
  Trochus Linnaeus, 1758 – valid
  Trogium pulsatorium (Linnaeus, 1758) – valid
  Troglodytes troglodytes (Linnaeus, 1758) – valid – Chivirín chochín, Winter Wren, troglodyte mignon
  Troglodytes troglodytes troglodytes (Linnaeus, 1758) – valid
  Trophonopsis clathratus (Linnaeus, 1758) – valid
  Truncatella subcylindrica Linnaeus, 1758 – valid
  Trypodendron domesticum (Linnaeus, 1758) – valid
  Trypoxylon figulus (Linnaeus, 1758) – valid
  Trypoxylon figulus figulus (Linnaeus, 1758) – valid
  Tubipora Linnaeus, 1758 – valid
  Tubipora musica Linnaeus, 1758 – valid
  Tubularia Linnaeus, 1758 – valid
  Tubularia indivisa Linnaeus, 1758 – valid – tall tubularia, tall tubularia
  Tupinambis teguixin (Linnaeus, 1758) – valid – Common Golden Tegu, Black Tegu, Golden Tegu
  Turbo Linnaeus, 1758 – valid
  Turbo petholatus Linnaeus, 1758 – valid
  Turbo sanguineus Linnaeus, 1758 – invalid
  Turdus Linnaeus, 1758 – valid – Robins
  Turdus crinitus Linnaeus, 1758 – invalid
  Turdus iliacus Linnaeus, 1758 – valid
  Turdus iliacus iliacus Linnaeus, 1758 – valid
  Turdus merula Linnaeus, 1758 – valid – Eurasian Blackbird, merle noir, Common Blackbird
  Turdus merula merula Linnaeus, 1758 – valid
  Turdus musicus Linnaeus, 1758 – invalid
  Turdus musicus musicus Linnaeus, 1758 – invalid
  Turdus pilaris Linnaeus, 1758 – valid – Fieldfare, grive litorne
  Turdus plumbeus Linnaeus, 1758 – valid – Red-legged Thrush
  Turdus plumbeus plumbeus Linnaeus, 1758 – valid
  Turdus torquatus Linnaeus, 1758 – valid – Ring Ouzel
  Turdus torquatus torquatus Linnaeus, 1758 – valid
  Turdus viscivorus Linnaeus, 1758 – valid – Mistle Thrush
  Turdus viscivorus viscivorus Linnaeus, 1758 – valid
  Turritella exoleta (Linnaeus, 1758) – valid – eastern turretsnail
  Turritella variegata (Linnaeus, 1758) – valid – variegate turretsnail
  Tympanuchus cupido (Linnaeus, 1758) – valid – Tétras des prairies, Gallo de las praderas grande, galo-das-pradarias-grande, Greater Prairie-Chicken, Greater Prairie Chicken
  Tympanuchus cupido cupido (Linnaeus, 1758) – valid
  Tympanuchus phasianellus (Linnaeus, 1758) – valid – Gallo de las praderas rabudo, tetraz-de-rabo-fino, Sharp-tailed Grouse, tétras à queue fine
  Tympanuchus phasianellus phasianellus (Linnaeus, 1758) – valid
  Typhaea stercorea (Linnaeus, 1758) – valid – Hairy Fungus Beetle, hairy fungus beetle, mycétophage des céréales
  Typhlops lumbricalis (Linnaeus, 1758) – valid – Earthworm Blind Snake
  Typhlops reticulatus (Linnaeus, 1758) – invalid
  Tyrannus tyrannus (Linnaeus, 1758) – valid – Eastern Kingbird, Tyran tritri, tirano-oriental, Tirano oriental
  Tyria jacobaeae (Linnaeus, 1758) – valid – cinnabar moth, tyria
  Ugnius kermesinus (Linnaeus, 1758) – valid
  Umbrina cirrosa (Linnaeus, 1758) – valid – corb, drum, maigre, corb, drum, maigre
  Unio pictorum (Linnaeus, 1758) – valid
  Upupa Linnaeus, 1758 – valid – Hoopoes
  Upupa epops Linnaeus, 1758 – valid – poupa, poupa-eurasiática, Abubilla común, Huppe fasciée, Hoopoe, Common Hoopoe, Eurasian Hoopoe
  Upupa epops epops Linnaeus, 1758 – valid
  Upupa eremita Linnaeus, 1758 – invalid
  Uracentron azureum (Linnaeus, 1758) – valid – Green Thornytail Iguana
  Uracentron azureum azureum (Linnaeus, 1758) – valid
  Uraeginthus angolensis (Linnaeus, 1758) – valid – Blue Waxbill
  Uraeginthus angolensis angolensis (Linnaeus, 1758) – valid
  Uranoscodon superciliosus (Linnaeus, 1758) – valid – Diving Lizard
  Uranoscopus Linnaeus, 1758 – valid
  Uranoscopus scaber Linnaeus, 1758 – valid – stargazer
  Uraster glacialis (Linnaeus, 1758) – invalid
  Uraster rubens (Linnaeus, 1758) – invalid
  Urbanus proteus (Linnaeus, 1758) – valid – bean leafroller, Long-tailed Skipper
  Urbanus proteus proteus (Linnaeus, 1758) – valid
  Uria lomvia (Linnaeus, 1758) – valid – Thick-billed Murre, Guillemot de Brünnich, Arao de Brünnich, airo-de-freio, Brunnich's Guillemot
  Uria lomvia lomvia (Linnaeus, 1758) – valid
  Urophora cardui (Linnaeus, 1758) – valid
  Urophora solstitialis (Linnaeus, 1758) – valid
  Uroplatus caudiverbera (Linnaeus, 1758) – invalid
  Ursus Linnaeus, 1758 – valid – bears
  Ursus arctos Linnaeus, 1758 – valid – Brown Bear, Grizzly Bear, Oso pardo
  Ursus arctos arctos Linnaeus, 1758 – valid – brown bear
  Ursus luscus Linnaeus, 1758 – invalid
  Ursus meles Linnaeus, 1758 – invalid
  Utetheisa bella (Linnaeus, 1758) – invalid – bella moth, arctiide décoré
  Utetheisa ornatrix (Linnaeus, 1758) – valid
  Valgus hemipterus (Linnaeus, 1758) – valid
  Vampyrum spectrum (Linnaeus, 1758) – valid – Spectral Bat
  Vanellus spinosus (Linnaeus, 1758) – valid – Spur-winged Lapwing, Vanneau à éperons, Avefría espinosa, tui-tui-ferrão
  Vanellus vanellus (Linnaeus, 1758) – valid – Northern Lapwing, Vanneau huppé, Avefría europea, abibe
  Vanessa atalanta (Linnaeus, 1758) – valid – Red Admiral, red admiral, vulcain
  Vanessa cardui (Linnaeus, 1758) – valid – Painted Lady, painted lady, belle dame
  Vasum capitellum (Linnaeus, 1758) – valid
  Velella velella (Linnaeus, 1758) – valid – by-the-wind sailor, by-the-wind sailor
  Venerupis decussata Linnaeus, 1758 – valid
  Venus Linnaeus, 1758 – valid
  Venus edentula Linnaeus, 1758 – invalid
  Venus mercenaria Linnaeus, 1758 – invalid
  Vespa Linnaeus, 1758 – valid
  Vespa arvensis Linnaeus, 1758 – invalid
  Vespa cribraria Linnaeus, 1758 – invalid
  Vespa fossoria (Linnaeus, 1758) – invalid
  Vespa signata Linnaeus, 1758 – invalid
  Vespa uniglumis Linnaeus, 1758 – invalid
  Vespertilio Linnaeus, 1758 – valid
  Vespertilio auritus Linnaeus, 1758 – invalid
  Vespertilio leporinus Linnaeus, 1758 – invalid
  Vespertilio murinus Linnaeus, 1758 – valid – Particolored Bat, Eurasian Particolored Bat
  Vespertilio murinus murinus Linnaeus, 1758 – valid
  Vespertilio perspicillata Linnaeus, 1758 – invalid
  Vespertilio perspicillatus Linnaeus, 1758 – invalid
  Vespertilio spasma Linnaeus, 1758 – invalid
  Vespertilio spectrum Linnaeus, 1758 – invalid
  Vespertilio vampyrus Linnaeus, 1758 – invalid
  Vicugna pacos (Linnaeus, 1758) – valid
  Vidua paradisaea (Linnaeus, 1758) – valid – Long-tailed Paradise Whydah
  Vimba vimba (Linnaeus, 1758) – valid – Vimba, Zarte
  Vipera ammodytes (Linnaeus, 1758) – valid – Nose-horned Viper
  Vipera ammodytes ammodytes (Linnaeus, 1758) – valid
  Vipera aspis (Linnaeus, 1758) – valid – Asp Viper
  Vipera aspis aspis (Linnaeus, 1758) – valid
  Vipera berus (Linnaeus, 1758) – valid
  Vipera berus berus (Linnaeus, 1758) – valid
  Vipera buccata (Linnaeus, 1758) – invalid
  Viverra Linnaeus, 1758 – valid
  Viverra genetta Linnaeus, 1758 – invalid
  Viverra ichneumon Linnaeus, 1758 – invalid
  Viverra putorius Linnaeus, 1758 – invalid
  Viverra zibetha Linnaeus, 1758 – valid – Large Indian Civet
  Viverra zibetha zibetha Linnaeus, 1758 – valid
  Volucella bombylans (Linnaeus, 1758) – valid
  Voluta Linnaeus, 1758 – valid
  Voluta musica Linnaeus, 1758 – valid
  Volva Linnaeus, 1758 – valid
  Volva volva Linnaeus, 1758 – valid – lined egg spindle
  Vulpes lagopus (Linnaeus, 1758) – valid – Blue Fox, Ice Fox, Polar Fox, White Fox, Arctic Fox
  Vulpes lagopus lagopus (Linnaeus, 1758) – valid
  Vulpes vulpes (Linnaeus, 1758) – valid – Red Fox, renard roux
  Vulpes vulpes vulpes (Linnaeus, 1758) – valid
  Vultur Linnaeus, 1758 – valid
  Vultur aura Linnaeus, 1758 – invalid
  Vultur barbatus Linnaeus, 1758 – invalid
  Vultur gryphus Linnaeus, 1758 – valid – Condor des Andes, condor-dos-andes, Cóndor andino, Andean Condor
  Vultur harpyja Linnaeus, 1758 – invalid
  Vultur papa Linnaeus, 1758 – invalid
  Vultur percnopterus Linnaeus, 1758 – invalid
  Walkeria uva (Linnaeus, 1758) – valid
  Xanthichthys ringens (Linnaeus, 1758) – valid – cocuyo, sargassum triggerfish, Sargassum Triggerfish
  Xenochrophis vittatus (Linnaeus, 1758) – valid – Striped Keelback, Banded Keelback
  Xenodon severus (Linnaeus, 1758) – valid – Amazon False Fer-de-lance
  Xestia c-nigrum (Linnaeus, 1758) – valid – spotted cutworm
  Xiphias Linnaeus, 1758 – valid – swordfishes
  Xiphias gladius Linnaeus, 1758 – valid – swordfish, broadbill, emperador, pez espada, espadon
  Xiphosura polyphemus (Linnaeus, 1758) – invalid
  Xylocopa aestuans (Linnaeus, 1758) – valid
  Xylocopa violacea (Linnaeus, 1758) – valid
  Xylota segnis (Linnaeus, 1758) – valid
  Xyrichthys novacula (Linnaeus, 1758) – invalid
  Xyrichtys novacula (Linnaeus, 1758) – valid – doncella verde, cuchillo perlino, pearly razorfish
  Xyrichtys pentadactylus (Linnaeus, 1758) – valid – fivefinger razorfish
  Zamenis situla (Linnaeus, 1758) – valid – European Ratsnake, Leopard Snake
  Zanclus canescens (Linnaeus, 1758) – invalid
  Zanclus cornutus (Linnaeus, 1758) – valid – Moorish idol, ídolo moro, Moorish Idol
  Zenaida asiatica (Linnaeus, 1758) – valid – Paloma ala blanca, White-winged Dove, tourterelle à ailes blanches
  Zenaida asiatica asiatica (Linnaeus, 1758) – valid
  Zenaida macroura (Linnaeus, 1758) – valid – Paloma huilota, Mourning Dove, tourterelle triste
  Zenaida macroura macroura (Linnaeus, 1758) – valid
  Zenithoptera fasciata (Linnaeus, 1758) – valid
  Zeus Linnaeus, 1758 – valid
  Zeus faber Linnaeus, 1758 – valid – European john dory, john dory
  Zeus gallus Linnaeus, 1758 – invalid
  Zeus vomer Linnaeus, 1758 – invalid
  Zicrona caerulea (Linnaeus, 1758) – valid
  Zingel asper (Linnaeus, 1758) – valid – apron, Rhone streber, streber
  Zirfaea crispata (Linnaeus, 1758) – valid – atlantic great piddock, great piddock
  Zoarces viviparus (Linnaeus, 1758) – valid – viviporous blenny, viviporous eelpout, viviporous blenny, viviporous eelpout
  Zosimus aeneus (Linnaeus, 1758) – valid
  Zouga fornicata (Linnaeus, 1758) – valid
   

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