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Publication: Banks, R. C., R. W. McDiarmid, A. L. Gardner, and W. C. Starnes. 2004. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada, draft (2004).

ITIS records citing this publication
 
 Kingdom Animalia
  Acris Duméril and Bibron, 1841 -- valid -- Cricket Frogs
  Acris crepitans Baird, 1854 -- valid -- Northern Cricket Frog, Rana-grillo norteño
  Acris gryllus (LeConte, 1825) -- valid -- Southern Cricket Frog
  Actinemys Agassiz, 1857 -- valid -- Pacific Pond Turtles, Western Pond Turtles
  Actinemys marmorata (Baird and Girard, 1852) -- valid -- Northern Western Pond Turtle, Pacific Pond Turtle, Western Pond Turtle
  Alligator Cuvier, 1807 -- valid -- Alligators
  Alligator mississippiensis (Daudin, 1802) -- valid -- Aligator americano, alligator, American Alligator, Florida alligator, gator, Louisiana alligator, Mississippi alligator
  Alligatoridae -- valid -- Alligators, Caimans
  Ambystoma Tschudi, 1838 -- valid -- Mole Salamanders
  Ambystoma annulatum Cope, 1886 -- valid -- Ringed Salamander
  Ambystoma barbouri Kraus and Petranka, 1989 -- valid -- Streamside Salamander
  Ambystoma californiense Gray, 1853 -- valid -- California Tiger Salamander
  Ambystoma cingulatum Cope, 1868 -- valid -- Flatwoods Salamander, Frosted Flatwoods Salamander
  Ambystoma gracile (Baird, 1859) -- valid -- Northwestern Salamander
  Ambystoma jeffersonianum (Green, 1827) -- valid -- Jefferson Salamander
  Ambystoma laterale Hallowell, 1856 -- valid -- Blue-spotted Salamander, salamandre à points bleus
  Ambystoma mabeei Bishop, 1928 -- valid -- Mabee's Salamander
  Ambystoma macrodactylum Baird, 1850 -- valid -- Long-toed Salamander
  Ambystoma maculatum (Shaw, 1802) -- valid -- salamandre maculée, Spotted Salamander
  Ambystoma opacum (Gravenhorst, 1807) -- valid -- Marbled Salamander
  Ambystoma talpoideum (Holbrook, 1838) -- valid -- Mole Salamander
  Ambystoma texanum (Matthes, 1855) -- valid -- Small-mouthed Salamander
  Ambystoma tigrinum (Green, 1825) -- valid -- Eastern Tiger Salamander, Salamandra tigre, Tiger Salamander
  Ambystomatidae Gray, 1850 -- valid -- Mole Salamanders
  Ameiva Meyer, 1795 -- valid -- Ameivas, Ground Lizards
  Ameiva ameiva (Linnaeus, 1758) -- valid -- Giant Ameiva, South American Ground Lizard, Zandolie
  Ameiva exsul Cope, 1863 -- valid -- Puerto Rican Ground Lizard
  Ameiva polops Cope, 1863 -- valid -- St. Croix Ground Lizard
  Ameiva wetmorei Stejneger, 1913 -- valid -- Blue-tailed Ground Lizard
  Amphibia -- valid -- Amphibians, amphibiens, anfíbio
  Amphisbaena Linnaeus, 1758 -- valid -- Tropical Worm Lizards
  Amphisbaena bakeri Stejneger, 1904 -- valid -- Baker's Worm Lizard
  Amphisbaena caeca Cuvier, 1829 -- valid -- Puerto Rican Worm Lizard
  Amphisbaena fenestrata (Cope, 1861) -- valid -- Virgin Islands Worm Lizard
  Amphisbaena schmidti Gans, 1964 -- valid -- Schmidt's Worm Lizard
  Amphisbaena xera Thomas, 1966 -- valid -- North American Worm Lizard, Puerto Rican Dryland Worm Lizard
  Amphisbaenidae Gray, 1865 -- valid -- Amphisbaenids, Tropical Worm Lizards
  Amphiuma Garden in Smith, 1821 -- valid -- Amphiumas
  Amphiuma means Garden in Smith, 1821 -- valid -- Two-toed Amphiuma
  Amphiuma pholeter Neill, 1964 -- valid -- One-toed Amphiuma
  Amphiuma tridactylum Cuvier, 1827 -- valid -- Three-toed Amphiuma
  Amphiumidae Gray, 1825 -- valid -- Amphiumas, Congo Eels
  Aneides Baird, 1851 -- valid -- Climbing Salamanders
  Aneides aeneus (Cope and Packard, 1881) -- valid -- Green Salamander
  Aneides ferreus Cope, 1869 -- valid -- Clouded Salamander
  Aneides flavipunctatus (Strauch, 1870) -- valid -- Black Salamander
  Aneides hardii (Taylor, 1941) -- valid -- Sacramento Mountain Salamander, Sacramento Mountains Salamander
  Aneides lugubris (Hallowell, 1849) -- valid -- Arboreal Salamander, Salamandra arbórea
  Aneides vagrans Wake and Jackman, 1999 -- valid -- Wandering Salamander
  Anguidae -- valid -- Alligator Lizards, Anguid Lizards, Anguids, Galliwasps, Glass Lizards
  Anniella Gray, 1852 -- valid -- Legless Lizards, North American Legless Lizards
  Anniella pulchra Gray, 1852 -- valid -- California Legless Lizard, Lagartija-sin patas californiana, Silvery Legless Lizard
  Anniellidae -- valid -- Legless Lizards, North American Legless Lizards
  Anura -- valid -- crapauds, Frogs, grenouilles, perereca, rã, sapo, Toads
  Apalone Rafinesque, 1832 -- valid -- North American Softshell Turtles, North American Softshells
  Apalone ferox (Schneider, 1783) -- valid -- Florida Softshell, Florida Softshell Turtle
  Apalone mutica (Le Sueur, 1827) -- valid -- Smooth Softshell, Smooth Softshell Turtle
  Apalone spinifera (Le Sueur, 1827) -- valid -- Spiny Softshell, Spiny Softshell Turtle, tortue-molle à épines, Tortuga-casco suave espinosa
  Aristelliger Cope, 1862 -- valid -- Croaking Geckos
  Aristelliger cochranae Grant, 1931 -- valid -- Cochran's Croaking Gecko
  Ascaphidae Fejérváry, 1923 -- invalid -- Tailed Frogs
  Ascaphus Stejneger, 1899 -- valid -- Tailed Frogs, Tailed frogs
  Ascaphus montanus Mittleman and Myers, 1949 -- valid -- Rocky Mountain Tailed Frog
  Ascaphus truei Stejneger, 1899 -- valid -- Coastal Tailed Frog, Tailed Frog
  Bataguridae Gray, 1869 -- invalid -- Batagurine Turtles
  Batrachoseps Bonaparte, 1839 -- valid -- Slender Salamanders
  Batrachoseps attenuatus (Eschscholtz, 1833) -- valid -- California Slender Salamander
  Batrachoseps campi Marlow, Brode and Wake, 1979 -- valid -- Inyo Mountains Salamander, Inyo Mountains Slender Salamander
  Batrachoseps diabolicus Jockusch, Wake and Yanev, 1998 -- valid -- Hell Hollow Slender Salamander
  Batrachoseps gabrieli Wake, 1996 -- valid -- San Gabriel Mountains Slender Salamander
  Batrachoseps gavilanensis Jockusch, Yanev and Wake, 2001 -- valid -- Gabilan Mountains Slender Salamander, Gabilan Mountains Slender Salamander.
  Batrachoseps gregarius Jockusch, Wake and Yanev, 1998 -- valid -- Gregarious Slender Salamander
  Batrachoseps incognitus Jockusch, Yanev and Wake, 2001 -- valid -- San Simeon Slender Salamander
  Batrachoseps kawia Jockusch, Wake and Yanev, 1998 -- valid -- Sequoia Slender Salamander
  Batrachoseps luciae Jockusch, Yanev and Wake, 2001 -- valid -- Santa Lucia Mountains Slender Salamander
  Batrachoseps major Camp, 1915 -- valid -- Garden Slender Salamander
  Batrachoseps minor Jockusch, Yanev and Wake, 2001 -- valid -- Lesser Slender Salamander, Lesser Slender Salamander.
  Batrachoseps nigriventris Cope, 1869 -- valid -- Black-bellied Slender Salamander
  Batrachoseps pacificus (Cope, 1865) -- valid -- Channel Islands Slender Salamander, Pacific Slender Salamander, Salamandra-delgada del Pacífico
  Batrachoseps regius Jockusch, Wake and Yanev, 1998 -- valid -- Kings River Slender Salamander
  Batrachoseps relictus Brame and Murray, 1968 -- valid -- Relictual Slender Salamander
  Batrachoseps robustus Wake, Yanev and Hansen, 2002 -- valid -- Kern Plateau Salamander., Kern Plateau Slender Salamander
  Batrachoseps simatus Brame and Murray, 1968 -- valid -- Kern Canyon Slender Salamander
  Batrachoseps stebbinsi Brame and Murray, 1968 -- valid -- Tehachapi Slender Salamander
  Batrachoseps wrightorum (Bishop, 1937) -- invalid -- Oregon Slender Salamander
  Bufo Laurenti, 1768 -- valid -- Toads
  Bufo alvarius Girard in Baird, 1859 -- invalid -- Colorado River Toad, Sapo del desierto-sonorense, Sonoran Desert Toad
  Bufo americanus Holbrook, 1836 -- invalid -- American Toad, crapaud d'Amérique
  Bufo baxteri Porter, 1968 -- invalid -- Wyoming Toad
  Bufo boreas Baird and Girard, 1852 -- invalid -- Sapo del Oeste, Western Toad
  Bufo californicus Camp, 1915 -- invalid -- Arroyo Toad
  Bufo canorus Camp, 1916 -- invalid -- Yosemite Toad
  Bufo cognatus Say in James, 1823 -- invalid -- Great Plains Toad, Sapo de la gran planicie
  Bufo debilis Girard, 1854 -- invalid -- Green Toad, Sapo verde
  Bufo exsul Myers, 1942 -- invalid -- Black Toad
  Bufo fowleri Hinckley, 1882 -- invalid -- Fowler's Toad
  Bufo gargarizans Cantor, 1842 -- valid -- Asiatic Toad
  Bufo hemiophrys Cope, 1886 -- invalid -- Canadian Toad
  Bufo houstonensis Sanders, 1953 -- invalid -- Houston Toad
  Bufo lemur (Cope, 1869) -- invalid -- Puerto Rican Crested Toad, Ridge-headed Toad
  Bufo marinus (Linnaeus, 1758) -- invalid -- Cane Toad, Giant Toad, Marine Toad, Sapo gigante
  Bufo microscaphus Cope, 1867 -- invalid -- Arizona Toad, Sapo del suroeste, Southwestern Toad
  Bufo nebulifer Girard, 1854 -- invalid -- Gulf Coast Toad
  Bufo nelsoni Stejneger, 1893 -- invalid -- Amargosa Toad
  Bufo punctatus Baird and Girard, 1852 -- invalid -- Red-spotted Toad, Sapo manchas rojas
  Bufo quercicus Holbrook, 1840 -- invalid -- Oak Toad
  Bufo retiformis Sanders and Smith, 1951 -- invalid -- Sapo verde-sonorense, Sonoran Green Toad
  Bufo speciosus Girard, 1854 -- invalid -- Sapo texano, Texas Toad
  Bufo terrestris (Bonnaterre, 1789) -- invalid -- Southern Toad
  Bufo woodhousii Girard, 1854 -- invalid -- Woodhouse's Toad
  Bufonidae Gray, 1825 -- valid -- bufonidés, Bufonids, crapauds, Toads
  Caiman Spix, 1825 -- valid -- Caimans
  Caiman crocodilus (Linnaeus, 1758) -- valid -- Common Caiman, Spectacled Caiman
  Caretta Rafinesque, 1814 -- valid -- Loggerhead Sea Turtles
  Caretta caretta (Linnaeus, 1758) -- valid -- Loggerhead, Loggerhead Sea Turtle, Tortuga-marina caguama
  Carlia Gray, 1845 -- valid -- Four-fingered Skinks, Rainbow Skinks
  Carlia fusca (Duméril and Bibron, 1839) -- valid -- Brown Four-fingered Skink, Curious Skink
  Caudata -- valid -- Salamanders, salamandra, salamandres
  Celestus Gray, 1839 -- valid -- Galliwasps
  Celestus badius (Cope, 1868) -- valid -- Navassa Island Galliwasp
  Chelonia Brongniart, 1800 -- valid -- Green Sea Turtles
  Chelonia mydas (Linnaeus, 1758) -- valid -- common green sea turtle, Green Sea Turtle, Tortuga-marina verde-del Atlántico
  Cheloniidae Oppel, 1811 -- valid -- marine turtles, modern sea turtles, Sea Turtles
  Chelydra Schweigger, 1812 -- valid -- common snapping turtles, Snapping Turtles
  Chelydra serpentina (Linnaeus, 1758) -- valid -- chélydre serpentine, Common Snapping Turtle, North American Snapping Turtle, Snapping Turtle, Tortuga-lagarto común
  Chelydridae Gray, 1831 -- valid -- Snapping Turtles
  Chinemys Smith, 1931 -- invalid -- Chinese Pond Turtles
  Chinemys reevesii (Gray, 1831) -- invalid -- Reeves' turtle, Three-keeled Pond Turtle
  Chrysemys Gray, 1844 -- valid -- Painted Turtles
  Chrysemys picta (Schneider, 1783) -- valid -- Eastern Painted Turtle, Painted Turtle, tortue peinte, Tortuga pintada
  Clemmys Ritgen, 1828 -- valid -- marsh turtles, pond turtles, Spotted Turtles
  Clemmys guttata (Schneider, 1792) -- valid -- Spotted Turtle, tortue ponctuée
  Cnemidophorus Wagler, 1830 -- valid -- Racerunners, Whiptails
  Cnemidophorus burti Taylor, 1938 -- valid -- Canyon Spotted Whiptail, Huico de cañón o punteado de cañón
  Cnemidophorus dixoni Scudday, 1973 -- valid -- Gray-checkered Whiptail
  Cnemidophorus exsanguis Lowe, 1956 -- valid -- Chihuahuan Spotted Whiptail, Huico chihuahuense
  Cnemidophorus flagellicaudus Lowe and Wright, 1964 -- valid -- Gila Spotted Whiptail
  Cnemidophorus grahamii Baird and Girard, 1852 -- valid -- Bold Checkered Whiptail
  Cnemidophorus gularis Baird and Girard, 1852 -- valid -- Huico texano, Texas Spotted Whiptail
  Cnemidophorus hyperythrus Cope, 1863 -- valid -- Huico garganta anaranjada, Orange-throated Whiptail
  Cnemidophorus innotatus Burger, 1950 -- valid -- Colorado Plateau Spotted Whiptail, Plateau Spotted Whiptail
  Cnemidophorus inornatus Baird, 1859 -- valid -- Huico adornado, Little Striped Whiptail
  Cnemidophorus laredoensis McKinney, Kay and Anderson, 1973 -- valid -- Huico de Laredo, Laredo Striped Whiptail
  Cnemidophorus lemniscatus (Linnaeus, 1758) -- valid -- Rainbow Whiptail, South American Whiptail
  Cnemidophorus marmoratus Baird and Girard, 1852 -- valid -- Marbled Whiptail
  Cnemidophorus motaguae Sackett, 1941 -- valid -- Giant Whiptail, Huico gigante
  Cnemidophorus neomexicanus Lowe and Zweifel, 1952 -- valid -- Huico de Nuevo México, New Mexican Whiptail, New Mexico Whiptail
  Cnemidophorus neotessalatus Walker, Cordes and Taylor, 1997 -- invalid -- Colorado Checkered Whiptail
  Cnemidophorus septemvittatus Cope, 1892 -- valid -- Mexican Plateau Spotted Whiptail, Plateau Striped Whiptail
  Cnemidophorus sexlineatus (Linnaeus, 1766) -- valid -- Six-lined Racerunner
  Cnemidophorus sonorae Lowe and Wright, 1964 -- valid -- Huico de Sonora, Sonoran Spotted Whiptail
  Cnemidophorus tesselatus (Say in James, 1823) -- valid -- Checkered Whiptail, Colorado Checkered Whiptail, Common Checkered Whiptail, Huico de cuadros
  Cnemidophorus tigris Baird and Girard, 1852 -- valid -- Huico occidental, Western Whiptail
  Cnemidophorus uniparens Wright and Lowe, 1965 -- valid -- Desert Grassland Whiptail, Huico de pastizal-desértico
  Cnemidophorus velox Springer, 1928 -- valid -- Plateau Striped Whiptail
  Cnemidophorus xanthonotus Duellman and Lowe, 1953 -- valid -- Red-back Whiptail, Red-backed Whiptail
  Coleonyx Gray, 1845 -- valid -- Banded Geckos
  Coleonyx brevis Stejneger, 1893 -- valid -- Cuija texana, Texas Banded Gecko
  Coleonyx reticulatus Davis and Dixon, 1958 -- valid -- Big Bend gecko, Cuija reticulada, Reticulate Banded Gecko, Reticulated Gecko
  Coleonyx switaki (Murphy, 1974) -- valid -- Barefoot Gecko, Cuija descalza, Switak's Banded Gecko
  Coleonyx variegatus (Baird, 1859) -- valid -- Cuija occidental, Western Banded Gecko
  Cosymbotus Fitzinger, 1843 -- invalid -- Asian House Geckos
  Cosymbotus platyurus (Schneider, 1792) -- invalid -- Flat-tailed House Gecko
  Crocodilia -- valid -- alligators, caimans, crocodiles, Crocodilians, crocodilo, gavials, jacaré
  Crocodylidae -- valid -- Crocodiles
  Crocodylus Laurenti, 1768 -- valid -- Crocodiles
  Crocodylus acutus Cuvier, 1807 -- valid -- American Crocodile, caiman de la costa, Central American alligator, cocodrilo, Cocodrilo americano, lagarto
  Crocodylus porosus Schneider, 1801 -- valid -- Estuarine Crocodile, saltie, saltwater crocodile
  Cryptoblepharus Wiegmann, 1834 -- valid -- Snake-eyed Skinks
  Cryptoblepharus poecilopleurus (Wiegmann, 1834) -- valid -- Oceanic Snake-eyed Skink
  Cryptobranchidae Fitzinger, 1826 -- valid -- Giant Salamanders, Hellbenders
  Cryptobranchus Leuckart, 1821 -- valid -- Giant Salamanders, Hellbenders
  Cryptobranchus alleganiensis (Daudin, 1803) -- valid -- Hellbender
  Cyrtopodion Fitzinger, 1843 -- valid -- Bow-fingered Geckos, Bow-footed Geckos, Bowfoot Geckos
  Cyrtopodion scabrum (Heyden in Rüppell, 1827) -- valid -- Rough-tailed Gecko
  Deirochelys Agassiz, 1857 -- valid -- Chicken Turtles
  Deirochelys reticularia (Latreille in Sonnini and Latreille, 1801) -- valid -- Chicken Turtle
  Dendrobates Wagler, 1830 -- valid -- Dart-poison Frogs, Poison Dart Frogs, Poison-dart Frogs
  Dendrobates auratus (Girard, 1855) -- valid -- Dart Poison Frog, Green and Black Dart-poison Frog, Green and Black Poison Dart Frog, Green-and-black Poison Dart Frog
  Dendrobatidae Cope, 1865 -- valid -- Dart-poison Frogs, Dendrobatid Frogs, Dendrobatids, Poison Frogs, Poison-dart Frogs
  Dermochelyidae Fitzinger, 1843 -- valid -- Leatherback Sea Turtles, leatherback turtles
  Dermochelys Blainville, 1816 -- valid -- Leatherback Sea Turtles
  Dermochelys coriacea (Vandelli, 1761) -- valid -- Leatherback, Leatherback Sea Turtle, leatherback turtle, tinglar, tortue luth, Tortuga-marina laúd
  Desmognathinae Gray, 1850 -- invalid -- Desmognathine Salamanders
  Desmognathus Baird, 1850 -- valid -- Dusky Salamanders, Seal Salamanders
  Desmognathus aeneus Brown and Bishop, 1947 -- valid -- Seepage Salamander
  Desmognathus apalachicolae Means and Karlin, 1989 -- valid -- Apalachicola Dusky Salamander
  Desmognathus auriculatus (Holbrook, 1838) -- valid -- Southern Dusky Salamander
  Desmognathus brimleyorum Stejneger, 1895 -- valid -- Ouachita Dusky Salamander, Ouachita Salamander
  Desmognathus carolinensis Dunn, 1916 -- valid -- Carolina Mountain Dusky Salamander
  Desmognathus conanti Rossman, 1958 -- valid -- Spotted Dusky Salamander
  Desmognathus folkertsi Camp, Tilley, Austin and Marshall, 2002 -- valid -- Dwarf Black-bellied Salamander, Dwarf Blackbellied Salamander
  Desmognathus fuscus (Rafinesque, 1820) -- valid -- Dusky Salamander, Northern Dusky Salamander, salamandre sombre du nord
  Desmognathus imitator Dunn, 1927 -- valid -- Imitator Salamander
  Desmognathus marmoratus (Moore, 1899) -- valid -- Shovel-nosed Salamander
  Desmognathus monticola Dunn, 1916 -- valid -- Seal Salamander
  Desmognathus ochrophaeus Cope, 1859 -- valid -- Allegheny Mountain Dusky Salamander, Mountain Dusky Salamander, salamandre des montagnes
  Desmognathus ocoee Nicholls, 1949 -- valid -- Ocoee Salamander
  Desmognathus orestes Tilley and Mahoney, 1996 -- valid -- Blue Ridge Dusky Salamander
  Desmognathus quadramaculatus (Holbrook, 1840) -- valid -- Black-bellied Salamander
  Desmognathus santeetlah Tilley, 1981 -- valid -- Santeetlah Dusky Salamander, Yellow Dusky Salamander
  Desmognathus welteri Barbour, 1950 -- valid -- Black Mountain Salamander
  Desmognathus wrighti King, 1936 -- valid -- Pygmy Salamander
  Dicamptodon Strauch, 1870 -- valid -- Pacific Giant Salamanders
  Dicamptodon aterrimus (Cope, 1868) -- valid -- Idaho Giant Salamander
  Dicamptodon copei Nussbaum, 1970 -- valid -- Cope's Giant Salamander
  Dicamptodon ensatus (Eschscholtz, 1833) -- valid -- California Giant Salamander
  Dicamptodon tenebrosus (Baird and Girard, 1852) -- valid -- Coastal Giant Salamander, Pacific Giant Salamander
  Dicamptodontidae Tihen, 1958 -- invalid -- Giant Salamanders, Olympic Salamanders, Pacific Giant Salamanders
  Diploglossus Wiegmann, 1834 -- valid -- Galliwasps
  Diploglossus pleii Duméril and Bibron, 1839 -- valid -- Puerto Rican Galliwasp
  Elapidae -- valid -- Cobras, Coral Snakes, Coralsnakes, Elapids, Kraits
  Eleutherodactylus Duméril and Bibron, 1841 -- valid -- Chirping Frogs, Coquis, Eleuths, Rain Frogs, Rainfrogs, Robber Frogs
  Eleutherodactylus antillensis (Reinhardt and Lütken, 1863) -- valid -- Antillean Coqui, Antillean Frog
  Eleutherodactylus augusti (Dugès in Brocchi, 1879) -- invalid -- Barking Frog, Rana-ladradora común
  Eleutherodactylus brittoni Schmidt, 1920 -- valid -- Grass Coqui
  Eleutherodactylus cochranae Grant, 1932 -- valid -- Whistling Coqui, Whistling Frog
  Eleutherodactylus cooki Grant, 1932 -- valid -- Cook's Robber Frog, Rock Coqui, Rock Frog
  Eleutherodactylus coqui Thomas, 1966 -- valid -- Common Coqui, Coqui, Coquí
  Eleutherodactylus cystignathoides (Cope, 1877) -- valid -- Rana-chirriadora mexicana, Rio Grande Chirping Frog
  Eleutherodactylus eneidae Rivero, 1959 -- valid -- Mottled Coqui, Mottled Frog
  Eleutherodactylus gryllus Schmidt, 1920 -- valid -- Cricket Coqui
  Eleutherodactylus guttilatus (Cope, 1879) -- valid -- Rana-chirriadora punteada, Spotted Chirping Frog
  Eleutherodactylus hedricki Rivero, 1963 -- valid -- Tree-hole Coqui, Tree-hole Frog
  Eleutherodactylus jasperi Drewry and Jones, 1976 -- valid -- Golden Coqui
  Eleutherodactylus karlschmidti Grant, 1931 -- valid -- Web-footed Coqui
  Eleutherodactylus lentus (Cope, 1862) -- valid -- Mute Coqui, Mute Frog
  Eleutherodactylus locustus Schmidt, 1920 -- valid -- Warty Coqui
  Eleutherodactylus marnockii (Cope, 1878) -- valid -- Cliff Chirping Frog
  Eleutherodactylus monensis (Meerwarth, 1901) -- valid -- Mona Coqui
  Eleutherodactylus planirostris (Cope, 1862) -- valid -- Greenhouse Frog, Rana-ladrona de invernadero
  Eleutherodactylus portoricensis Schmidt, 1927 -- valid -- Forest Coqui, Puerto Rican Coqui
  Eleutherodactylus richmondi Stejneger, 1904 -- valid -- Ground Coqui
  Eleutherodactylus schwartzi Thomas, 1966 -- valid -- Virgin Islands Coqui
  Eleutherodactylus unicolor Stejneger, 1904 -- valid -- Burrowing Coqui
  Eleutherodactylus wightmanae Schmidt, 1920 -- valid -- Wrinkled Coqui
  Elgaria Gray, 1838 -- valid -- Western Alligator Lizards
  Elgaria coerulea (Wiegmann, 1828) -- valid -- Northern Alligator Lizard
  Elgaria kingii Gray, 1838 -- valid -- Arizona Alligator Lizard, Madrean Alligator Lizard
  Elgaria multicarinata (Blainville, 1835) -- valid -- Lagarto-escorpión del Sur, Southern Alligator Lizard
  Elgaria panamintina (Stebbins, 1958) -- valid -- Panamint Alligator Lizard
  Emoia Gray, 1845 -- valid -- Emoias
  Emoia adspersa (Steindachner, 1870) -- valid -- Dark-sided Emoia, Dark-sided Skink, Dateline Emoia
  Emoia arnoensis Brown and Marshall, 1953 -- valid -- Arno Emoia, Arno Skink
  Emoia atrocostata (Lesson, 1826) -- valid -- Littoral Emoia, Littoral Skink
  Emoia boettgeri (Sternfeld, 1920) -- valid -- Boettger's Emoia, Boettger's Skink
  Emoia caeruleocauda (De Vis, 1892) -- valid -- Marianas Blue-tailed Emoia, Marianas Blue-tailed Skink, Pacific Blue-tailed Emoia
  Emoia cyanura (Lesson, 1826) -- valid -- Azure-tailed Emoia, Azure-tailed skink, Copper-tailed Copper-striped Emoia
  Emoia impar (Werner, 1898) -- valid -- Azure-tailed Skink, Blue-tailed Striped Emoia, Blue-tailed Striped Skink
  Emoia jakati (Kopstein, 1926) -- valid -- Jakati Emoia, Kopstein's Emoia, Kopstein's Skink
  Emoia lawesii (Günther, 1874) -- valid -- Lawes' Emoia, Lawes' Skink, Pili Oua
  Emoia nigra (Jacquinot and Guichenot, 1853) -- valid -- Black Emoia, Black Skink
  Emoia ponapea Kiester, 1982 -- valid -- Ponape Forest Emoia, Ponape Forest Skink
  Emoia samoensis (Duméril in Duméril and Duméril, 1851) -- valid -- Samoan Emoia, Samoan Skink
  Emoia slevini Brown and Falanruw, 1972 -- valid -- Marianas Emoia, Slevin's Emoia, Slevin's Skink
  Emydidae Rafinesque, 1815 -- valid -- Emydid Turtles, pond turtles, terrapins
  Emydoidea Gray, 1870 -- valid -- Blanding's Turtles
  Emydoidea blandingii (Holbrook, 1838) -- valid -- Blanding's Turtle, tortue mouchetée
  Ensatina Gray, 1850 -- valid -- Ensatinas
  Ensatina eschscholtzii Gray, 1850 -- valid -- Ensatina, Salamandra ensantina
  Eretmochelys Fitzinger, 1843 -- valid -- Hawksbill Sea Turtles
  Eretmochelys imbricata (Linnaeus, 1766) -- valid -- carey, Hawksbill, Hawksbill Sea Turtle, Tortuga-marina de carey
  Eublepharidae -- valid -- Eublepharid Geckos
  Eugongylus Fitzinger, 1843 -- valid -- Mastiff Skinks, Short-legged Giant Skinks
  Eugongylus albofasciolatus (Günther, 1872) -- valid -- White-banded Giant Skink, White-banded Mastiff Skink
  Eugongylus mentovarius Boettger, 1895 -- valid -- Odd-chinned Giant Skink, Odd-chinned Mastiff Skink
  Eumeces Wiegmann, 1834 -- valid -- Eumeces, Holarctic Skinks
  Eumeces anthracinus (Baird, 1850) -- valid -- Coal Skink
  Eumeces callicephalus Bocourt, 1879 -- valid -- Mountain Skink
  Eumeces egregius (Baird, 1859) -- valid -- Mole Skink
  Eumeces fasciatus (Linnaeus, 1758) -- valid -- Five-lined Skink
  Eumeces gilberti Van Denburgh, 1896 -- valid -- Eslizón de Gilbert, Gilbert's Skink
  Eumeces inexpectatus Taylor, 1932 -- valid -- Southeastern Five-lined Skink
  Eumeces laticeps (Schneider, 1801) -- valid -- Broad-headed Skink
  Eumeces multivirgatus (Hallowell, 1857) -- valid -- Eslizón muchas líneas, Many-lined Skink
  Eumeces obsoletus (Baird and Girard, 1852) -- valid -- Eslizón de la Gran Planicie, Great Plains Skink
  Eumeces septentrionalis (Baird, 1859) -- valid -- Prairie Skink
  Eumeces skiltonianus (Baird and Girard, 1852) -- valid -- Eslizón occidental, Western Skink
  Eumeces tetragrammus (Baird, 1859) -- valid -- Eslizón cuatro líneas, Four-lined Skink
  Eurycea Rafinesque, 1822 -- valid -- Brook Salamanders
  Eurycea bislineata (Green, 1818) -- valid -- Northern Two-lined Salamander, salamandre à deux lignes, Two-lined Salamander
  Eurycea chamberlaini Harrison and Guttman, 2003 -- valid -- Chamberlain's Dwarf Salamander
  Eurycea chisholmensis Chippindale, Price, Wiens and Hillis, 2000 -- valid -- Salado Salamander
  Eurycea cirrigera (Green, 1831) -- valid -- Southern Two-lined Salamander
  Eurycea guttolineata (Holbrook, 1838) -- valid -- Three-lined Salamander
  Eurycea junaluska Sever, Dundee and Sullivan, 1976 -- valid -- Junaluska Salamander
  Eurycea latitans Smith and Potter, 1946 -- valid -- Cascade Caverns Salamander
  Eurycea longicauda (Green, 1818) -- valid -- Long-tailed Salamander
  Eurycea lucifuga Rafinesque, 1822 -- valid -- Cave Salamander
  Eurycea multiplicata (Cope, 1869) -- valid -- Many-ribbed Salamander
  Eurycea nana Bishop, 1941 -- valid -- San Marcos Salamander
  Eurycea naufragia Chippindale, Price, Wiens and Hillis, 2000 -- valid -- Georgetown Salamander
  Eurycea neotenes Bishop and Wright, 1937 -- valid -- Texas Salamander
  Eurycea pterophila Burger, Smith and Potter, 1950 -- valid -- Fern Bank Salamander
  Eurycea quadridigitata (Holbrook, 1842) -- valid -- Dwarf Salamander
  Eurycea rathbuni (Stejneger, 1896) -- valid -- Texas Blind Salamander
  Eurycea robusta (Longley, 1978) -- valid -- Blanco Blind Salamander, Robust Blind Salamander
  Eurycea sosorum Chippindale, Price and Hillis, 1993 -- valid -- Barton Springs Salamander
  Eurycea tonkawae Chippindale, Price, Wiens and Hillis, 2000 -- valid -- Jollyville Plateau Salamander
  Eurycea tridentifera Mitchell and Reddell, 1965 -- valid -- Comal Blind Salamander
  Eurycea troglodytes Baker, 1957 -- valid -- Valdina Farms Salamander, Valdina Farms Salamander.
  Eurycea tynerensis Moore and Hughes, 1939 -- valid -- Oklahoma Salamander
  Eurycea wilderae Dunn, 1920 -- valid -- Blue Ridge Two-lined Salamander
  Gastrophryne Fitzinger, 1843 -- valid -- Narrow-mouthed Toads, North American Narrow-mouthed Toads
  Gastrophryne carolinensis (Holbrook, 1835) -- valid -- Eastern Narrow-mouthed Toad
  Gastrophryne olivacea (Hallowell, 1856) -- valid -- Great Plains Narrow-mouthed Toad, Sapo-boca angosta oliváceo, Western Narrow-mouthed Toad
  Gehyra Gray, 1834 -- valid -- Dtellas, Web-toed Geckos
  Gehyra brevipalmata (W. Peters, 1874) -- valid -- Palauan Web-toed Gecko
  Gehyra mutilata (Wiegmann, 1834) -- valid -- Geco plano, Mutilating Gecko, Stump-toed Gecko
  Gehyra oceanica (Lesson, 1830) -- valid -- Big Tree Gecko, Oceanic Gecko
  Gekko Laurenti, 1768 -- valid -- Gekkos, Tropical Asian Geckos, Typical Geckos
  Gekko gecko (Linnaeus, 1758) -- valid -- Tokay Gecko, Tokay Gekko
  Gekko vittatus Houttuyn, 1782 -- valid -- Striped Gecko, Striped Gekko
  Gekkonidae -- valid -- Geckos
  Geochelone Fitzinger, 1835 -- valid -- Geochelone Tortoises, geoclelone tortoises, typical tortoises
  Geochelone carbonaria (Spix, 1824) -- invalid -- Red-footed Tortoise
  Gerrhonotus Wiegmann, 1828 -- valid -- Alligator Lizards
  Gerrhonotus infernalis Baird, 1859 -- valid -- Texas Alligator Lizard
  Glyptemys Agassiz, 1857 -- valid -- Sculptured Turtles
  Glyptemys insculpta (Le Conte, 1830) -- valid -- Wood Turtle
  Glyptemys muhlenbergii (Schoepff, 1801) -- valid -- Bog Turtle
  Gonatodes Fitzinger, 1843 -- valid -- American Bent-toed Geckos, Bent-toed Geckos
  Gonatodes albogularis (Duméril and Bibron, 1836) -- valid -- Geco cabeza amarilla, Yellow-headed Gecko
  Gopherus Rafinesque, 1832 -- valid -- Gopher Tortoises, North American Tortoises
  Gopherus agassizii (Cooper, 1861) -- valid -- Agassiz's Desert Tortoise, Desert Tortoise, Mohave Desert Tortoise, Mojave Desert Tortoise
  Gopherus berlandieri (Agassiz, 1857) -- valid -- Berlandier's Tortoise, Galápago tamaulipeco, Texas Tortoise
  Gopherus polyphemus (Daudin, 1801) -- valid -- Gopher Tortoise
  Graptemys Agassiz, 1857 -- valid -- Map Turtles
  Graptemys barbouri Carr and Marchand, 1942 -- valid -- Barbour's Map Turtle
  Graptemys caglei Haynes and McKown, 1974 -- valid -- Cagle's Map Turtle
  Graptemys ernsti Lovich and McCoy, 1992 -- valid -- Escambia Map Turtle
  Graptemys flavimaculata Cagle, 1954 -- valid -- sawback turtle, Yellow-blotched Map Turtle, Yellow-blotched Sawback
  Graptemys geographica (Le Sueur, 1817) -- valid -- Common Map Turtle, Northern Map Turtle, tortue géographique
  Graptemys gibbonsi Lovich and McCoy, 1992 -- valid -- Pascagoula Map Turtle
  Graptemys kohnii (Baur, 1890) -- invalid -- Mississippi Map Turtle
  Graptemys nigrinoda Cagle, 1954 -- valid -- Black-knobbed Map Turtle, Black-knobbed Sawback
  Graptemys oculifera (Baur, 1890) -- valid -- Ringed Map Turtle, Ringed Sawback, ringed sawback turtle
  Graptemys ouachitensis Cagle, 1953 -- valid -- Ouachita Map Turtle, Southern Map Turtle
  Graptemys pseudogeographica (Gray, 1831) -- valid -- False Map Turtle
  Graptemys pulchra Baur, 1893 -- valid -- Alabama Map Turtle
  Graptemys versa Stejneger, 1925 -- valid -- Texas Map Turtle
  Gyrinophilus Cope, 1869 -- valid -- Cave Salamanders, Spring Salamanders
  Gyrinophilus gulolineatus Brandon, 1965 -- valid -- Berry Cave Salamander
  Gyrinophilus palleucus McCrady, 1954 -- valid -- Tennessee Cave Salamander
  Gyrinophilus porphyriticus (Green, 1827) -- valid -- salamandre pourpre, Spring Salamander
  Gyrinophilus subterraneus Besharse and Holsinger, 1977 -- valid -- West Virginia Spring Salamander
  Haideotriton Carr, 1939 -- invalid -- Georgia Blind Salamanders
  Haideotriton wallacei Carr, 1939 -- invalid -- Georgia Blind Salamander
  Hemidactylium Tschudi, 1838 -- valid -- Four-toed Salamanders
  Hemidactylium scutatum (Temminck and Schlegel, 1838) -- valid -- Four-toed Salamander, salamandre à quatre doigts
  Hemidactylus Gray, 1825 -- valid -- Half-toed Geckos, House Geckos
  Hemidactylus brookii Gray, 1845 -- valid -- Brook's House Gecko
  Hemidactylus frenatus Schlegel, 1836 -- valid -- Bridled House Gecko, Common House Gecko, Geco-casero bocón
  Hemidactylus garnotii Duméril and Bibron, 1836 -- valid -- Fox Gecko, Indo-Pacific Gecko, Indo-Pacific House Gecko, Indopacific Gecko
  Hemidactylus mabouia (Moreau De Jonnès, 1818) -- valid -- Afro-American House Gecko, Afroamerican house gecko, Cosmopolitan House Gecko, Geco-casero tropical, Wood Slave
  Hemidactylus turcicus (Linnaeus, 1758) -- valid -- Geco-casero del Mediterráneo, Mediterranean Gecko, Mediterranean Gekko, Mediterranean House Gecko
  Hemiphyllodactylus Bleeker, 1860 -- valid -- Gypsy Geckos, Small Tree Geckos, Tree Geckos
  Hemiphyllodactylus typus Bleeker, 1860 -- valid -- Indo-Pacific slender gecko, Indo-Pacific Tree Gecko, Indopacific Tree Gecko, Small Tree Gecko
  Hydromantes Gistel, 1848 -- valid -- Web-toed Salamanders
  Hydromantes brunus Gorman, 1954 -- valid -- Limestone Salamander
  Hydromantes platycephalus (Camp, 1916) -- valid -- Mount Lyell Salamander
  Hydromantes shastae Gorman and Camp, 1953 -- valid -- Shasta Salamander
  Hydrophiidae -- invalid -- Sea Snakes, Seasnakes
  Hyla Laurenti, 1768 -- valid -- Holarctic Treefrogs, Treefrogs
  Hyla andersonii Baird, 1854 -- valid -- Pine Barrens Treefrog
  Hyla arenicolor Cope, 1866 -- valid -- Canyon Treefrog, Rana-de árbol color arena
  Hyla avivoca Viosca, 1928 -- valid -- Bird-voiced Treefrog
  Hyla chrysoscelis Cope, 1880 -- valid -- Cope's Gray Treefrog
  Hyla cinerea (Schneider, 1799) -- valid -- Green Tree Frog, Green Treefrog
  Hyla femoralis Bosc in Daudin, 1800 -- valid -- Pine Woods Treefrog
  Hyla gratiosa LeConte, 1856 -- valid -- Barking Treefrog
  Hyla squirella Bosc in Daudin, 1800 -- valid -- Squirrel Treefrog
  Hyla versicolor LeConte, 1825 -- valid -- Gray Treefrog, rainette versicolore
  Hyla wrightorum Taylor, 1939 -- valid -- Arizona Treefrog, Mountain Treefrog
  Hylidae Rafinesque, 1815 -- valid -- Hylid Frogs, hylidés, hylidés arboricoles, Hylids, New World Tree Frogs, Treefrogs
  Hypopachus Keferstein, 1867 -- valid -- Sheep Frogs
  Hypopachus variolosus (Cope, 1866) -- valid -- Northern Sheep Frog, Rana-oveja común, Sheep Frog
  Kinosternidae Agassiz, 1857 -- valid -- Mud Turtles, Musk Turtles
  Kinosternon Spix, 1824 -- valid -- American Mud Turtles, American musk turtles, mud turtles
  Kinosternon arizonense Gilmore, 1923 -- valid -- Arizona Mud Turtle
  Kinosternon baurii (Garman, 1891) -- valid -- Striped Mud Turtle
  Kinosternon flavescens (Agassiz, 1857) -- valid -- Tortuga-pecho quebrado amarilla, Yellow Mud Turtle
  Kinosternon hirtipes Wagler, 1830 -- valid -- Mexican mud turtle, Mexican Rough-footed Mud Turtle, Rough-footed Mud Turtle, Tortuga-pecho quebrado pata rugosa
  Kinosternon sonoriense Le Conte, 1854 -- valid -- Sonora Mud Turtle, Sonoran mud turtle, Tortuga-pecho quebrado sonorense
  Kinosternon subrubrum (Lacépède, 1788) -- invalid -- Eastern Mud Turtle
  Lacerta Linnaeus, 1758 -- valid -- Lacertas
  Lacerta bilineata Daudin, 1802 -- valid -- Western Green Lizard
  Lacerta valentini Boettger, 1892 -- valid -- Valentin's Rock Lizard
  Lacertidae -- valid -- Lacertid Lizards, Old World Runners
  Lamprolepis Fitzinger, 1843 -- valid -- Tree Skinks, Treeskinks
  Lamprolepis smaragdina (Lesson, 1830) -- valid -- Green Tree Skink, Green Treeskink
  Lampropholis Fitzinger, 1843 -- valid -- Indo-Australian Ground Skinks
  Lampropholis delicata (De Vis, 1888) -- valid -- Garden Skink, Metallic Skink
  Laticauda Laurenti, 1768 -- valid -- Sea Kraits, Seakraits
  Laticauda colubrina (Schneider, 1799) -- valid -- Banded Sea Krait, Banded Seakrait, Colubrine Sea Krait, Yellow-lipped Sea Krait
  Lepidochelys Fitzinger, 1843 -- valid -- Ridley Sea Turtles
  Lepidochelys kempii (Garman, 1880) -- valid -- Atlantic ridley, Atlantic Ridley Sea Turtle, Kemp's Ridley, Kemp's Ridley Sea Turtle
  Lepidochelys olivacea (Eschscholtz, 1829) -- valid -- Olive Ridley, Olive Ridley Sea Turtle, Pacific ridley, Pacific Ridley Sea Turtle, Tortuga-marina escamosa-del Pacífico
  Lepidodactylus Fitzinger, 1843 -- valid -- Indo-Pacific Geckos, Scaly-toed Geckos
  Lepidodactylus lugubris (Duméril and Bibron, 1836) -- valid -- Mourning Gecko
  Lepidodactylus moestus (W. Peters, 1867) -- valid -- Micronesian Scaly-toed Gecko
  Lepidodactylus paurolepis Ota, Fisher, Ineich and Case, 1995 -- valid -- Palau Scaly-toed Gecko, Rock Islands Scaly-toed Gecko
  Leptodactylidae Werner, 1896 -- valid -- grenouilles néotropicales, Leptodactylid Frogs, Leptodactylids, Neotropical Frogs
  Leptodactylus Fitzinger, 1826 -- valid -- Foam-nest Frogs, Neotropical Grass Frogs, Thin-toed Frogs, White-lipped Frogs
  Leptodactylus albilabris (Günther, 1859) -- valid -- Caribbean White-lipped Frog
  Leptodactylus fragilis (Brocchi, 1877) -- valid -- Mexican White-lipped Frog, White-lipped Frog
  Leptotyphlopidae Stejneger, 1892 -- valid -- Slender Blind Snakes, Thread Snakes, Threadsnakes
  Leptotyphlops Fitzinger, 1843 -- valid -- Slender Blind Snakes, Threadsnakes
  Leptotyphlops dulcis (Baird and Girard, 1853) -- valid -- Serpiente-lombriz texana, Texas Slender Blind Snake, Texas Threadsnake
  Leptotyphlops humilis (Baird and Girard, 1853) -- valid -- Serpiente-lombriz occidental, Western Slender Blind Snake, Western Threadsnake
  Lipinia Gray, 1845 -- valid -- Lipinias
  Lipinia leptosoma (Brown and Fehlmann, 1958) -- valid -- Palau Pandanus Skink, Pandanus Skink
  Lipinia noctua (Lesson, 1830) -- valid -- Moth Skink
  Litoria Tschudi, 1838 -- valid -- Australasian Treefrogs
  Litoria caerulea (White, 1790) -- valid -- Australian Green Treefrog
  Litoria fallax (Peters, 1880) -- valid -- Eastern Dwarf Treefrog
  Mabuya Fitzinger, 1826 -- valid -- Mabuyas
  Mabuya multicarinata (Gray, 1845) -- valid -- Many-keeled Mabuya
  Mabuya sloanii (Daudin, 1803) -- valid -- Slippery Back Skink, Slippery-backed Mabuya
  Macrochelys Gray, 1856 -- valid -- Alligator Snapping Turtles
  Malaclemys Gray, 1844 -- valid -- Diamondback Terrapins
  Malaclemys terrapin (Schoepff, 1793) -- valid -- Diamond-backed Terrapin, Diamondback Terrapin
  Microhylidae Günther, 1858 -- valid -- Microhylid Frogs, Microhylids
  Micruroides K. P. Schmidt, 1928 -- valid -- Sonoran Coralsnakes, Western Coral Snakes
  Micruroides euryxanthus (Kennicott, 1860) -- valid -- Serpiente-coralillo sonorense, Sonoran Coralsnake, Western Coral Snake
  Micrurus Wagler, 1824 -- valid -- American Coral Snakes, American Coralsnakes
  Micrurus fulvius (Linnaeus, 1766) -- valid -- Eastern Coral Snake, Harlequin Coralsnake, Northern Coral Snake, Serpiente-coralillo arlequín
  Micrurus tener (Baird and Girard, 1853) -- valid -- Texas Coral Snake, Texas Coralsnake
  Nactus Kluge, 1983 -- valid -- Hook-toed Geckos
  Nactus pelagicus (Girard, 1858) -- valid -- Pelagic Gecko
  Necturus Rafinesque, 1819 -- valid -- Mudpuppies, Waterdogs, Waterdogs & Mudpuppies
  Necturus alabamensis Viosca, 1937 -- valid -- Alabama Waterdog, Black Warrior River Waterdog, Black Warrior Waterdog
  Necturus beyeri Viosca, 1937 -- valid -- Gulf Coast Waterdog
  Necturus lewisi Brimley, 1924 -- valid -- Neuse River Waterdog
  Necturus maculosus (Rafinesque, 1818) -- valid -- Mudpuppy, necture tacheté
  Necturus punctatus (Gibbes, 1850) -- valid -- Dwarf Waterdog
  Neoseps Stejneger, 1910 -- valid -- Florida Sand Skinks
  Neoseps reynoldsi Stejneger, 1910 -- valid -- Florida Sand Skink, Sand Skink
  Notophthalmus Rafinesque, 1820 -- valid -- Eastern Newts, North American Newts
  Notophthalmus meridionalis (Cope, 1880) -- valid -- Black-spotted Newt, Tritón manchas negras
  Notophthalmus perstriatus (Bishop, 1941) -- valid -- Striped Newt
  Notophthalmus viridescens (Rafinesque, 1820) -- valid -- Eastern Newt, triton vert
  Ocadia Gray, 1870 -- invalid -- Chinese stripe-necked turtles, Striped-necked Turtles
  Ocadia sinensis (Gray, 1834) -- invalid -- Chinese stripe-necked turtle, Chinese Striped-necked Turtle
  Ophisaurus Daudin, 1803 -- valid -- Glass Lizards
  Ophisaurus attenuatus Cope, 1880 -- valid -- Slender Glass Lizard
  Ophisaurus compressus Cope, 1900 -- valid -- Island Glass Lizard
  Ophisaurus mimicus Palmer, 1987 -- valid -- Mimic Glass Lizard
  Ophisaurus ventralis (Linnaeus, 1766) -- valid -- Eastern Glass Lizard
  Osteopilus Fitzinger, 1843 -- valid -- West Indian Treefrogs
  Osteopilus septentrionalis (Duméril and Bibron, 1841) -- valid -- Cuban Treefrog
  Pachydactylus Wiegmann, 1834 -- valid -- Thick-toed Geckos
  Pachydactylus bibronii (A. Smith, 1846) -- invalid -- Bibron's Gecko
  Palea Meylan, 1987 -- valid -- wattle-necked softshell turtle, Wattle-necked Softshell Turtles, Wattle-necked Softshells
  Palea steindachneri (Siebenrock, 1906) -- valid -- Wattle-necked Softshell, Wattle-necked Softshell Turtle
  Pelamis Daudin, 1803 -- invalid -- Yellow-bellied Sea Snakes, Yellow-bellied Seasnakes
  Pelamis platurus (Linnaeus, 1766) -- invalid -- Serpiente-marina pelágica, Yellow-bellied Sea Snake, Yellow-bellied Seasnake
  Pelobatidae Bonaparte, 1850 -- valid -- Archaic Frogs, Pelobatids, Spadefoots
  Pelodiscus Fitzinger, 1835 -- valid -- Chinese Softshell Turtle, Chinese Softshells
  Pelodiscus sinensis (Wiegmann, 1835) -- valid -- Chinese Softshell, Chinese Softshell Turtle
  Pelomedusidae Cope, 1868 -- valid -- African Mud Terrapins, Afro-American side-necked turtles, hidden-necked turtles
  Peltophryne Fitzinger, 1843 -- valid -- West Indian Toads
  Peltophryne lemur Cope, 1869 -- valid -- Puerto Rican Crested Toad, Ridge-headed Toad
  Pelusios Wagler, 1830 -- valid -- African Hinged Terrapins
  Pelusios subniger (Lacépède, 1788) -- invalid -- East African Black Mud Terrapin, East African black mud turtle
  Perochirus Boulenger, 1885 -- valid -- Micronesian Geckos, Polynesian Geckos
  Perochirus ateles (Duméril, 1856) -- valid -- Fragile Micronesian Gecko, Fragile Polynesian Gecko
  Perochirus scutellatus (Fischer, 1882) -- valid -- Giant Micronesian Gecko
  Phaeognathus Highton, 1961 -- valid -- Red Hills Salamanders
  Phaeognathus hubrichti Highton, 1961 -- valid -- Red Hills Salamander
  Phelsuma Gray, 1825 -- valid -- Day Geckos
  Phelsuma guimbeaui Mertens, 1963 -- valid -- Mauritius Forest Day Gecko, Orange-spotted Day Gecko
  Phelsuma laticauda (Boettger, 1880) -- valid -- Broad-tailed Day Gecko, Gold Dust Day Gecko
  Phyllodactylus Gray, 1828 -- valid -- Leaf-toed Geckos
  Phyllodactylus nocticolus Dixon, 1964 -- valid -- Peninsula Leaf-toed Gecko, Peninsular Leaf-toed Gecko, Salamanquesa insular
  Phyllodactylus wirshingi Kerster and H. Smith, 1955 -- valid -- Greater Antillean Leaf-toed Gecko
  Pipidae Gray, 1825 -- valid -- Tongueless Frogs
  Platymantis Günther, 1858 -- valid -- Ground Frogs
  Platymantis pelewensis Peters, 1867 -- valid -- Palau Ground Frog
  Plethodon Tschudi, 1838 -- valid -- Woodland Salamanders
  Plethodon ainsworthi Lazell, 1998 -- valid -- Bay Springs Salamander, Catahoula Salamander
  Plethodon albagula Grobman, 1944 -- valid -- Western Slimy Salamander
  Plethodon amplus Highton and Peabody, 2000 -- valid -- Blue Ridge Gray-cheeked Salamander
  Plethodon angusticlavius Grobman, 1944 -- valid -- Ozark Salamander, Ozark Zigzag Salamander
  Plethodon aureolus Highton, 1984 -- valid -- Tellico Salamander
  Plethodon caddoensis Pope and Pope, 1951 -- valid -- Caddo Mountain Salamander
  Plethodon chattahoochee Highton in Highton, Maha and Maxson, 1989 -- valid -- Chattahoochee Slimy Salamander
  Plethodon cheoah Highton and Peabody, 2000 -- valid -- Cheoah Bald Salamander
  Plethodon chlorobryonis Mittleman, 1951 -- valid -- Atlantic Coast Slimy Salamander
  Plethodon cinereus (Green, 1818) -- valid -- Eastern Red-backed Salamander, Red-backed Salamander, Redback Salamander, salamandre rayée
  Plethodon cylindraceus (Harlan, 1825) -- valid -- White-spotted Slimy Salamander
  Plethodon dorsalis Cope, 1889 -- valid -- Northern Zigzag Salamander, Zig-zag Salamander, Zigzag Salamander
  Plethodon dunni Bishop, 1934 -- valid -- Dunn's Salamander
  Plethodon electromorphus Highton, 1999 -- valid -- Northern Ravine Salamander
  Plethodon elongatus Van Denburgh, 1916 -- valid -- Del Norte Salamander
  Plethodon fourchensis Duncan and Highton, 1979 -- valid -- Fourche Mountain Salamander
  Plethodon glutinosus (Green, 1818) -- valid -- Northern Slimy Salamander, Slimy Salamander
  Plethodon grobmani Allen and Neill, 1949 -- valid -- Southeastern Slimy Salamander
  Plethodon hoffmani Highton, 1972 -- valid -- Valley and Ridge Salamander
  Plethodon hubrichti Thurow, 1957 -- valid -- Peaks of Otter Salamander
  Plethodon idahoensis Slater and Slipp, 1940 -- valid -- Coeur d'Alene Salamander
  Plethodon jordani Blatchley, 1901 -- valid -- Appalachian Salamander, Jordan's Salamander, Red-cheeked Salamander
  Plethodon kentucki Mittleman, 1951 -- valid -- Cumberland Plateau Salamander, Kentucky Salamander
  Plethodon kiamichi Highton in Highton, Maha and Maxson, 1989 -- valid -- Kiamichi Slimy Salamander
  Plethodon kisatchie Highton in Highton, Maha and Maxson, 1989 -- valid -- Louisiana Slimy Salamander
  Plethodon larselli Burns, 1954 -- valid -- Larch Mountain Salamander
  Plethodon meridianus Highton and Peabody, 2000 -- valid -- South Mountain Gray-cheeked Salamander
  Plethodon metcalfi Brimley, 1912 -- valid -- Southern Gray-cheeked Salamander
  Plethodon mississippi Highton in Highton, Maha and Maxson, 1989 -- valid -- Mississippi Slimy Salamander
  Plethodon montanus Highton and Peabody, 2000 -- valid -- Northern Gray-cheeked Salamander
  Plethodon neomexicanus Stebbins and Riemer, 1950 -- valid -- Jemez Mountains Salamander
  Plethodon nettingi Green, 1938 -- valid -- Cheat Mountain Salamander
  Plethodon ocmulgee Highton in Highton, Maha and Maxson, 1989 -- valid -- Ocmulgee Slimy Salamander
  Plethodon ouachitae Dunn and Heinze, 1933 -- valid -- Rich Mountain Salamander
  Plethodon petraeus Wynn, Highton and Jacobs, 1988 -- valid -- Pigeon Mountain Salamander
  Plethodon punctatus Highton, 1972 -- valid -- Cow Knob Salamander, White Spotted Salamander, White-spotted Salamander
  Plethodon richmondi Netting and Mittleman, 1938 -- valid -- Ravine Salamander, Southern Ravine Salamander
  Plethodon savannah Highton in Highton, Maha and Maxson, 1989 -- valid -- Savannah Slimy Salamander
  Plethodon sequoyah Highton in Highton, Maha and Maxson, 1989 -- valid -- Sequoyah Slimy Salamander
  Plethodon serratus Grobman, 1944 -- valid -- Southern Red-backed Salamander
  Plethodon shenandoah Highton and Worthington, 1967 -- valid -- Shenandoah Salamander
  Plethodon shermani Stejneger, 1906 -- valid -- Red-legged Salamander
  Plethodon stormi Highton and Brame, 1965 -- valid -- Siskiyou Mountains Salamander
  Plethodon teyahalee Hairston, 1950 -- valid -- Southern Appalachian Salamander
  Plethodon vandykei Van Denburgh, 1906 -- valid -- Van Dyke's Salamander
  Plethodon variolatus (Gilliams, 1818) -- valid -- South Carolina Slimy Salamander
  Plethodon vehiculum (Cooper, 1860) -- valid -- Western Red-backed Salamander
  Plethodon ventralis Highton, 1997 -- valid -- Southern Zigzag Salamander
  Plethodon virginia Highton, 1999 -- valid -- Shenandoah Mountain Salamander
  Plethodon websteri Highton, 1979 -- valid -- Webster's Salamander
  Plethodon wehrlei Fowler and Dunn, 1917 -- valid -- Wehrle's Salamander
  Plethodon welleri Walker, 1931 -- valid -- Weller's Salamander
  Plethodon yonahlossee Dunn, 1917 -- valid -- Yonahlossee Salamander
  Plethodontidae Gray, 1850 -- valid -- Lungless Salamanders
  Plethodontinae Gray, 1850 -- valid -- Plethodontine Salamanders
  Podarcis Wagler, 1830 -- valid -- Wall Lizards
  Podarcis muralis (Laurenti, 1768) -- valid -- Common Wall Lizard
  Podarcis sicula (Rafinesque, 1810) -- valid -- Italian Wall Lizard
  Proteidae Gray, 1825 -- valid -- Mudpuppies, Olms, Waterdogs
  Pseudacris Fitzinger, 1843 -- valid -- Chorus Frogs, Spring Peepers
  Pseudacris brachyphona (Cope, 1889) -- valid -- Mountain Chorus Frog
  Pseudacris brimleyi Brandt and Walker, 1933 -- valid -- Brimley's Chorus Frog
  Pseudacris cadaverina (Cope, 1866) -- valid -- California Chorus Frog, California Treefrog, Rana-de coro californiana
  Pseudacris clarkii (Baird, 1854) -- valid -- Spotted Chorus Frog
  Pseudacris crucifer (Wied-Neuwied, 1838) -- valid -- rainette crucifère, Spring Peeper
  Pseudacris feriarum (Baird, 1854) -- valid -- Southeastern Chorus Frog, Upland Chorus Frog
  Pseudacris maculata (Agassiz, 1850) -- valid -- Boreal Chorus Frog, rainette faux-grillon boréale
  Pseudacris nigrita (LeConte, 1825) -- valid -- Southern Chorus Frog
  Pseudacris ocularis (Bosc and Daudin in Sonnini de Manoncourt and Latreille, 1801) -- valid -- Little Grass Frog
  Pseudacris ornata (Holbrook, 1836) -- valid -- Ornate Chorus Frog
  Pseudacris regilla (Baird and Girard, 1852) -- valid -- Northern Pacific Treefrog, Pacific Chorus Frog, Pacific Treefrog, Rana-de coro del pacífico
  Pseudacris streckeri Wright and Wright, 1933 -- valid -- Strecker's Chorus Frog
  Pseudacris triseriata (Wied-Neuwied, 1838) -- valid -- rainette faux-grillon de l'ouest, Striped Chorus Frog, Western Chorus Frog
  Pseudemys Gray, 1856 -- valid -- cooter turtles, Cooters, red-bellied turtles
  Pseudemys alabamensis Baur, 1893 -- valid -- Alabama Red-bellied Cooter, Alabama red-bellied turtle
  Pseudemys concinna (Le Conte, 1830) -- valid -- River Cooter
  Pseudemys gorzugi Ward, 1984 -- valid -- Rio Grande Cooter, Tortuga del Río Bravo
  Pseudemys nelsoni Carr, 1938 -- valid -- Florida Red-bellied Cooter
  Pseudemys peninsularis Carr, 1938 -- valid -- Peninsula Cooter, Peninsular Cooter
  Pseudemys rubriventris (Le Conte, 1830) -- valid -- American red-bellied turtle, Northern Red-bellied Cooter, red-bellied turtle
  Pseudemys suwanniensis Carr, 1937 -- invalid -- Suwannee Cooter
  Pseudemys texana Baur, 1893 -- valid -- Texas Cooter
  Pseudobranchus Gray, 1825 -- valid -- Dwarf Sirens
  Pseudobranchus axanthus Netting and Goin, 1942 -- valid -- Narrow-striped Mud Siren, Southern Dwarf Siren
  Pseudobranchus striatus (LeConte, 1824) -- valid -- Dwarf Siren, Mud Siren, Northern Dwarf Siren
  Pseudotriton Tschudi, 1838 -- valid -- Mud Salamanders, Red Salamanders, Red Salamanders & Mud Salamanders
  Pseudotriton montanus Baird, 1850 -- valid -- Mud Salamander
  Pseudotriton ruber (Sonnini de Manoncourt and Latreille, 1801) -- valid -- Red Salamander
  Pternohyla Boulenger, 1882 -- invalid -- Burrowing Treefrogs
  Pternohyla fodiens Boulenger, 1882 -- invalid -- Lowland Burrowing Treefrog, Rana-de árbol de tierras bajas
  Python Daudin, 1803 -- valid -- Pythons
  Python molurus (Linnaeus, 1758) -- valid -- Indian Python
  Pythonidae Fitzinger, 1826 -- valid -- Pythons
  Ramphotyphlops Fitzinger, 1843 -- valid -- Long Tailed Blindsnakes, Long-tailed Blind Snakes
  Ramphotyphlops acuticaudus (Peters, 1877) -- valid -- Palau Blind Snake, Palau Blindsnake
  Ramphotyphlops australis (Gray, 1845) -- valid -- Southern Blindsnake
  Ramphotyphlops braminus (Daudin, 1803) -- valid -- Brahminy Blind Snake, Brahminy Blindsnake, Serpiente-ciega de Braminy
  Rana Linnaeus, 1758 -- valid -- Brown Frogs, True Frogs
  Rana areolata Baird and Girard, 1852 -- invalid -- Crawfish Frog
  Rana aurora Baird and Girard, 1852 -- valid -- Northern Red-legged Frog, Rana pata roja, Red-legged Frog
  Rana berlandieri Baird, 1859 -- invalid -- Rana del Río Grande, Rio Grande Frog, Rio Grande Leopard Frog
  Rana blairi Mecham, Littlejohn, Oldham, Brown and Brown, 1973 -- invalid -- Plains Leopard Frog
  Rana boylii Baird, 1854 -- valid -- Foothill Yellow-legged Frog, Rana pata amarilla
  Rana capito LeConte, 1855 -- invalid -- Gopher Frog
  Rana cascadae Slater, 1939 -- valid -- Cascades Frog
  Rana catesbeiana Shaw, 1802 -- invalid -- American Bullfrog, Bullfrog, ouaouaron, Rana toro
  Rana chiricahuensis Platz and Mecham, 1979 -- invalid -- Chiricahua Leopard Frog, Rana de chiricahua
  Rana clamitans Latreille in Sonnini de Manoncourt and Latreille, 1801 -- invalid -- Green Frog, grenouille verte
  Rana fisheri Stejneger, 1893 -- invalid -- Vegas Valley Leopard Frog
  Rana grylio Stejneger, 1901 -- invalid -- Pig Frog
  Rana heckscheri Wright, 1924 -- invalid -- River Frog
  Rana luteiventris Thompson, 1913 -- valid -- Columbia Spotted Frog
  Rana muscosa Camp, 1917 -- valid -- Mountain Yellow-legged Frog, Southern Mountain Yellow-legged Frog
  Rana nigromaculata Hallowell, 1861 -- invalid -- Black-spotted Frog
  Rana okaloosae Moler, 1985 -- invalid -- Florida Bog Frog
  Rana onca Cope in Yarrow, 1875 -- invalid -- Relict Leopard Frog
  Rana palustris LeConte, 1825 -- invalid -- grenouille des marais, Pickerel Frog
  Rana pipiens Schreber, 1782 -- invalid -- grenouille léopard, Northern Leopard Frog
  Rana pretiosa Baird and Girard, 1853 -- valid -- Oregon Spotted Frog
  Rana rugosa Temminck and Schlegel, 1838 -- invalid -- Wrinkled Frog
  Rana septentrionalis Baird, 1854 -- invalid -- grenouille du nord, Mink Frog
  Rana sevosa Goin and Netting, 1940 -- invalid -- Dusky Gopher Frog
  Rana sphenocephala Cope, 1886 -- invalid -- Southern Leopard Frog
  Rana sylvatica LeConte, 1825 -- invalid -- grenouille des bois, Wood Frog
  Rana tarahumarae Boulenger, 1917 -- invalid -- Rana tarahumara, Tarahumara Frog
  Rana virgatipes Cope, 1891 -- invalid -- Carpenter Frog
  Rana yavapaiensis Platz and Frost, 1984 -- invalid -- Lowland Leopard Frog, Rana de Yavapai, Yavapai Frog, Yavapai Leopard Frog
  Ranidae Rafinesque, 1814 -- valid -- Ranid Frogs, Ranids, Riparian Frogs, True Frogs
  Rhineura Cope, 1861 -- valid -- North American Worm Lizards
  Rhineura floridana (Baird, 1859) -- valid -- Florida Worm Lizard
  Rhineuridae Vanzolini, 1951 -- valid -- North American Worm Lizards
  Rhinophrynidae Günther, 1859 -- valid -- Burrowing Toads
  Rhinophrynus Duméril and Bibron, 1841 -- valid -- Burrowing Toads
  Rhinophrynus dorsalis Duméril and Bibron, 1841 -- valid -- Burrowing Toad, Mexican Burrowing Toad, Sapo-excavador mexicano
  Rhyacotriton Dunn, 1920 -- valid -- Olympic Salamanders, Olympic Torrent Salamanders, Torrent Salamanders
  Rhyacotriton cascadae Good and Wake, 1992 -- valid -- Cascade Torrent Salamander
  Rhyacotriton kezeri Good and Wake, 1992 -- valid -- Columbia Torrent Salamander
  Rhyacotriton olympicus (Gaige, 1917) -- valid -- Olympic Salamander, Olympic Torrent Salamander
  Rhyacotriton variegatus Stebbins and Lowe, 1951 -- valid -- Southern Torrent Salamander
  Rhyacotritonidae Tihen, 1958 -- valid -- Torrent Salamanders
  Salamandridae Goldfuss, 1820 -- valid -- Newts, Salamanders
  Scaphiopus Holbrook, 1836 -- valid -- North American Spadefoots
  Scaphiopus couchii Baird, 1854 -- valid -- Couch's Spadefoot
  Scaphiopus holbrookii (Harlan, 1835) -- valid -- Eastern Spadefoot
  Scaphiopus hurterii Strecker, 1910 -- valid -- Hurter's Spadefoot
  Scinax Wagler, 1830 -- valid -- Snouted Treefrogs
  Scinax ruber (Laurenti, 1768) -- valid -- Red Snouted Treefrog
  Scinax rubra (Laurenti, 1768) -- invalid -- Red Snouted Treefrog
  Scincella Mittleman, 1950 -- valid -- Ground Skinks
  Scincella lateralis (Say in James, 1823) -- valid -- Encinela norteña, Ground Skink, Little Brown Skink
  Scincidae -- valid -- Skinks
  Siren Linnaeus, 1767 -- invalid -- Sirens
  Siren intermedia Barnes, 1826 -- valid -- Lesser Siren, Sirena menor
  Siren lacertina Linnaeus, 1767 -- invalid -- Greater Siren, Sirena mayor
  Sirenidae Gray, 1825 -- valid -- Sirens
  Smilisca Cope, 1865 -- valid -- Mexican treefrogs, Smiliscas
  Smilisca baudinii (Duméril and Bibron, 1841) -- valid -- Mexican Smilisca, Mexican Treefrog
  Spea Cope, 1866 -- valid -- Western Spadefoots
  Spea bombifrons (Cope, 1863) -- valid -- Plains Spadefoot, Sapo-de espuelas de las planicies
  Spea hammondii (Baird, 1859) -- valid -- Western Spadefoot
  Spea intermontana (Cope, 1883) -- valid -- Great Basin Spadefoot
  Spea multiplicata (Cope, 1863) -- valid -- Mexican Spadefoot
  Sphaerodactylus Wagler, 1830 -- valid -- Dwarf Geckos
  Sphaerodactylus argus Gosse, 1850 -- valid -- Geco-enano ocelado, Ocellated Dwarf Gecko, Ocellated Gecko, Ocellated Gekko
  Sphaerodactylus beattyi Grant, 1937 -- valid -- Cotton Ginner Gecko
  Sphaerodactylus becki Schmidt, 1919 -- valid -- Navassa Dwarf Gecko, Navassa Island Dwarf Gecko
  Sphaerodactylus elegans Macleay, 1834 -- valid -- Ashy Gecko
  Sphaerodactylus gaigeae Grant, 1932 -- valid -- Gaige's Dwarf Gecko, Pandura's Gecko
  Sphaerodactylus klauberi Grant, 1931 -- valid -- Klauber's Dwarf Gecko
  Sphaerodactylus levinsi Heatwole, 1968 -- valid -- Desecheo Dwarf Gecko
  Sphaerodactylus macrolepis Günther, 1859 -- valid -- Common Dwarf Gecko
  Sphaerodactylus micropithecus Schwartz, 1977 -- valid -- Monito Dwarf Gecko, Monito Gecko
  Sphaerodactylus monensis Meerwarth, 1901 -- valid -- Mona Dwarf Gecko
  Sphaerodactylus nicholsi Grant, 1931 -- valid -- Nichols' Dwarf Gecko
  Sphaerodactylus notatus Baird, 1859 -- valid -- Reef Gecko
  Sphaerodactylus roosevelti Grant, 1931 -- valid -- Roosevelt's Dwarf Gecko
  Sphaerodactylus townsendi Grant, 1931 -- valid -- Townsend's Dwarf Gecko
  Sphenomorphus Fitzinger, 1843 -- valid -- Common Skinks
  Sphenomorphus scutatus (Peters, 1867) -- valid -- Palauan Skink
  Stereochilus Cope, 1869 -- valid -- Many-lined Salamanders
  Stereochilus marginatus (Hallowell, 1856) -- valid -- Many-lined Salamander
  Sternotherus Bell in Gray, 1825 -- valid -- Musk Turtles
  Sternotherus carinatus (Gray, 1856) -- valid -- Razor-backed Musk Turtle
  Sternotherus depressus Tinkle and Webb, 1955 -- valid -- Flattened Musk Turtle
  Sternotherus minor (Agassiz, 1857) -- valid -- Loggerhead Musk Turtle
  Sternotherus odoratus (Latreille in Sonnini and Latreille, 1801) -- valid -- Common Musk Turtle, Eastern Musk Turtle, Musk Turtle, Stinkpot
  Tarentola Gray, 1825 -- valid -- Wall Geckos
  Tarentola annularis (Geoffroy Saint-Hilaire, 1827) -- valid -- Ringed Wall Gecko, White-spotted Wall Gecko
  Tarentola mauritanica (Linnaeus, 1758) -- valid -- Moorish Gecko, Moorish Wall Gecko
  Taricha Gray, 1850 -- valid -- Pacific Newts
  Taricha granulosa (Skilton, 1849) -- valid -- Rough-skinned Newt
  Taricha rivularis (Twitty, 1935) -- valid -- Red-bellied Newt
  Taricha torosa (Rathke, 1833) -- valid -- California Newt
  Teiidae -- valid -- Ameivas, Ground Lizards, New World Runners, Racerunners, Whiptails
  Terrapene Merrem, 1820 -- valid -- American Box Turtles, Box Turtles
  Terrapene carolina (Linnaeus, 1758) -- valid -- Common Box Turtle, Eastern Box Turtle, tortue tabatière, Tortuga de Carolina
  Terrapene ornata (Agassiz, 1857) -- valid -- Ornate Box Turtle, Tortuga adornada, Western Box Turtle
  Testudinidae Batsch, 1788 -- valid -- Tortoises
  Thecadactylus Cuvier, 1820 -- valid -- Turnip-tailed Geckos
  Thecadactylus rapicauda (Houttuyn, 1782) -- valid -- Turnip-tailed Gecko
  Trachemys Agassiz, 1857 -- valid -- slider turtles, Sliders
  Trachemys gaigeae (Hartweg, 1939) -- valid -- Big Bend Slider, Mexican Plateau Slider
  Trachemys scripta (Thunberg in Schoepff, 1792) -- valid -- Common Slider, Pond Slider, slider, tortue à oreilles rouges, Tortuga gravada
  Trachemys stejnegeri (Schmidt, 1928) -- valid -- Antillean Slider, Central Antillean Slider
  Trionychidae Gray, 1825 -- valid -- Softshell Turtles
  Typhlopidae Merrem, 1820 -- valid -- Blind Snakes, Blindsnakes, Typical Blind Snakes
  Typhlops Oppel, 1811 -- valid -- Blind Snakes, Blindsnakes
  Typhlops granti Ruthven and Gaige, 1935 -- valid -- Grant's Blind Snake, Grant's Blindsnake
  Typhlops hypomethes Hedges and Thomas, 1991 -- valid -- Coastal Blindsnake
  Typhlops monensis Schmidt, 1926 -- valid -- Mona Blind Snake, Mona Blindsnake
  Typhlops platycephalus Duméril and Bibron, 1844 -- valid -- Flat-headed Blindsnake
  Typhlops richardii Duméril and Bibron, 1844 -- valid -- Richard's Blind Snake, Richard's Blindsnake
  Typhlops rostellatus Stejneger, 1904 -- valid -- Puerto Rican Wetland Blind Snake, Puerto Rican Wetland Blindsnake
  Typhlops sulcatus Cope, 1868 -- valid -- Sulcate Blind Snake, Sulcate Blindsnake
  Typhlotriton Stejneger, 1892 -- invalid -- Grotto Salamanders
  Typhlotriton spelaeus Stejneger, 1892 -- invalid -- Grotto Salamander
  Varanidae -- valid -- Monitor Lizards, Monitors
  Varanus Merrem, 1820 -- valid -- Monitor Lizards
  Varanus indicus (Daudin, 1802) -- valid -- Indian Monitor, Indian Monitor Lizard
  Varanus niloticus (Linnaeus in Hasselquist, 1762) -- valid -- Nile Monitor
  Xantusia Baird, 1859 -- valid -- Night Lizards
  Xantusia bezyi Papenfuss, Macey and Schulte, 2001 -- valid -- Bezy's Night Lizard
  Xantusia gracilis Grismer and Galvan, 1986 -- valid -- Sandstone Night Lizard
  Xantusia henshawi Stejneger, 1893 -- valid -- Granite Night Lizard, Henshaw's Night Lizard, Lagartija-escofina de granito
  Xantusia riversiana Cope, 1883 -- valid -- Island Night Lizard
  Xantusia vigilis Baird, 1859 -- valid -- Desert Night Lizard, Lagartija-escofina de desierto
  Xantusiidae -- valid -- Night Lizards
  Xenopus Wagler, 1827 -- valid -- Clawed Frogs
  Xenopus laevis (Daudin, 1802) -- valid -- African Clawed Frog, Rana-de garras africana
   

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