| Taxonomic Hierarchy 
        
          |  |  |  |  |  |  | Kingdom | Animalia 
 – Animal, animaux, animals |  |  |  | Subkingdom | Bilateria 
 – triploblasts |  |  |  | Infrakingdom | Deuterostomia |  |  |  | Phylum | Chordata 
 – cordés, cordado, chordates |  |  |  | Subphylum | Vertebrata 
 – vertebrado, vertébrés, vertebrates |  |  |  | Infraphylum | Gnathostomata |  |  |  | Superclass | Tetrapoda |  |  |  | Class | Aves 
 – Birds, oiseaux |  |  |  | Order | Passeriformes 
 – Perching Birds, passereaux |  |  |  | Family | Furnariidae 
 – ovenbirds, woodcreepers, spinetails |  |  |  | Genus | Phacellodomus Reichenbach, 1853 – thornbirds |  |  
          |  |  | Direct Children: |  |  |  | Species | Phacellodomus dorsalis Salvin, 1895
 – Chestnut-backed Thornbird, Synallaxe à dos marron, espinheiro-de-dorso-castanho, Espinero dorsicastaño |  |  |  | Species | Phacellodomus erythrophthalmus (M. Wied-Neuwied, 1821)
 – Orange-eyed Thornbird, Synallaxe aux yeux orangés, joão-botina-da-mata, espinheiro-d'olho-laranja, Espinero ojirrubio |  |  |  | Species | Phacellodomus ferrugineigula (Pelzeln, 1858)
 – Orange-breasted Thornbird, Synallaxe à gorge rousse, joão-botina-do-brejo, espinheiro-de-peito-laranja, Espinero pechicanelo |  |  |  | Species | Phacellodomus inornatus Ridgway, 1887
 – Plain Thornbird, Synallaxe blafard, espinheiro-liso, Espinero liso |  |  |  | Species | Phacellodomus maculipectus Cabanis, 1883
 – Spot-breasted Thornbird, Synallaxe maculé, espinheiro-serrano, espinheiro-pintalgado, Espinero pechimoteado |  |  |  | Species | Phacellodomus ruber (Vieillot, 1817)
 – Greater Thornbird, Synallaxe rouge, graveteiro, espinheiro-grande, Espinero grande |  |  |  | Species | Phacellodomus rufifrons (M. Wied-Neuwied, 1821)
 – Rufous-fronted Thornbird, Synallaxe à front roux, joão-de-pau, espinheiro-de-testa-ruiva, Espinero frentirrufo |  |  |  | Species | Phacellodomus sibilatrix P. L. Sclater, 1879
 – Little Thornbird, Synallaxe siffleur, tio-tio-pequeno, espinheiro-pequeno, Espinero chico |  |  |  | Species | Phacellodomus striaticeps (d'Orbigny & Lafresnaye, 1838)
 – Streak-fronted Thornbird, Synallaxe à front rayé, espinheiro-andino, espinheiro-de-testa-riscada, Espinero andino |  |  |  | Species | Phacellodomus striaticollis (d'Orbigny & Lafresnaye, 1838)
 – Freckle-breasted Thornbird, Synallaxe rousselé, tio-tio-sardento, espinheiro-sardento, Espinero pechirrayado |  |  
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