Aepynemia Gray, 1855 (original description)
Afrotis Gray, 1855 accepted as Eupodotis Lesson, 1839 (original description)
Alector Gray, 1855 (original description)
Aline Gray, 1855 (original description)
Alsoecomus Gray, 1855 (original description)
Amazilis Gray, 1855 (original description)
Anaboenus Gray, 1855 (original description)
Anisoramphus Gray, 1855 (original description)
Anomalopterus Gray, 1855 (original description)
Bleuets Gray, 1855 (original description)
Brahmapicos Gray, 1855 (original description)
Bupernis Gray, 1855 (original description)
Buscarla Gray, 1855 (original description)
Callopsaris Gray, 1855 (original description)
Capnixus Gray, 1855 (original description)
Cariornis Gray, 1855 (original description)
Celalyca Gray, 1855 (original description)
Cephalanius Gray, 1855 (original description)
Chaetocercus Gray, 1855 (original description)
Chalcurus Gray, 1855 (original description)
Charidhylas Gray, 1855 (original description)
Cheniscus Gray, 1855 accepted as Spheniscus Brisson, 1760 (original description)
Chlamidochen Gray, 1855 accepted as Chenonetta Brandt, 1836 (original description)
Chlorokitta Gray, 1855 accepted as Ailuroedus Cabanis in Cabanis & Heine, 1851 (original description)
Choriotis Gray, 1855 (original description)
Cichlolopia Gray, 1855 (original description)
Cinoedium Gray, 1855 (original description)
Clavifrons Gray, 1855 (original description)
Coenocorypha Gray, 1855 (original description)
Columbpicos Gray, 1855 (original description)
Cora Gray, 1855 (original description)
Corinnes Gray, 1855 (original description)
Corydalona Gray, 1855 (original description)
Cosmonetta Gray, 1855 (original description)
Cromias Gray, 1855 (original description)
Crytostomus Gray, 1855 (original description)
Cyanocorvus Gray, 1855 (original description)
Cybertes Gray, 1855 accepted as Gubernetes Such, 1825 (original description)
Cychlorhynchus Gray, 1855 accepted as Rhynchocyclus Cabanis & Heine, 1860 (original description)
Delphinella Gray, 1855 (original description)
Derbyomyia Gray, 1855 (original description)
Elisa Gray, 1855 (original description)
Erythrolaema Gray, 1855 (original description)
Euptilosus Gray, 1855 (original description)
Garrulina Gray, 1855 (original description)
Gauza Gray, 1855 (original description)
Geoffroy Gray, 1855 accepted as Geoffroyus Bonaparte, 1850 (original description)
Glaucostrix Gray, 1855 (original description)
Gnathadon Gray, 1855 (original description)
Goisakius Gray, 1855 (original description)
Granativora Gray, 1855 (original description)
Harpyhalioetus Gray, 1855 accepted as Harpyhaliaetus Lafresnaye, 1842 (original description)
Hoditis Gray, 1855 accepted as Catoptrophorus Bonaparte, 1827 (original description)
Hypaetus Gray, 1855 accepted as Hypaetos Gray, 1841 (original description)
Hypaëtus Gray, 1855 accepted as Hypaetos Gray, 1841 (original description)
Kaupornis Gray, 1855 (original description)
Laterallus Gray, 1855 (original description)
Leucophaius Gray, 1855 accepted as Leucophaeus Bruch, 1853 (original description)
Linneopicos Gray, 1855 (original description)
Maracara Gray, 1855 (original description)
Marmonetta Gray, 1855 accepted as Marmaronetta Reichenbach, 1852 (original description)
Meloxene Gray, 1855 accepted as Melozone Reichenbach, 1850 (original description)
Meropizus Gray, 1855 (original description)
Metriopeleia Gray, 1855 accepted as Metriopelia Bonaparte, 1855 (original description)
Mosqueria Gray, 1855 (original description)
Muscitodus Gray, 1855 (original description)
Muscyla Gray, 1855 (original description)
Nyctalatinus Gray, 1855 (original description)
Onychospina Gray, 1855 (original description)
Oritiscus Gray, 1855 (original description)
Ossifragus Gray, 1855 accepted as Macronectes Richmond, 1905 (original description)
Owenia Gray, 1855 † (original description)
Pachyptynx Gray, 1855 (original description)
Papegais Gray, 1855 (original description)
Patagons Gray, 1855 (original description)
Peripophyrus Gray, 1855 accepted as Periporphyrus Reichenbach, 1850 (original description)
Philotherus Gray, 1855 (original description)
Phlotrus Gray, 1855 (original description)
Phyllotrophus Gray, 1855 accepted as Phyllastrephus Swainson in Richardson, 1832 (original description)
Picazores Gray, 1855 (original description)
Podobes Gray, 1855 (original description)
Proecilornis Gray, 1855 (original description)
Proedatrix Gray, 1855 accepted as Stercorarius Brisson, 1760 (original description)
Propopterus Gray, 1855 (original description)
Psiloramphus Gray, 1855 (original description)
Psilorhina Gray, 1855 (original description)
Psittacirostres Gray, 1855 (original description)
Ptilotreron Gray, 1855 (original description)
Pyrrholoemus Gray, 1855 accepted as Pyrrholaemus Gould, 1841 (original description)
Ramphotrigon Gray, 1855 (original description)
Rhipidicidura Gray, 1855 (original description)
Rostrata Gray, 1855 (original description)
Saphirs Gray, 1855 (original description)
Saphos Gray, 1855 (original description)
Sarcogenys Gray, 1855 (original description)
Sayornis Gray, 1855 (original description)
Spicifer Gray, 1855 (original description)
Sternoclyta Gray, 1855 (original description)
Sternura Gray, 1855 (original description)
Stiltia G.R. Gray, 1855 (original description)