Apsaravis

Ichthyornis

Hesperornis

Tinamidae

Apterygidae

Rheidae

Galliformes

Anatidae

Anhimidae

Eogrus_wetmorei

Eogrus_aeola

IGM_100_slash_1447

Passeriformes

Coraciidae

Aegothelidae

Trogonidae

Coliidae

Psittaciformes

Steatornithidae

Gruidae

Psophiidae

Rallidae

Columbidae

Pteroclidae

Otididae

Procellariidae

Ciconiidae

Ardeidae

Eurypygidae

Balaenicipitidae

Phalacrocoracidae

Fregatidae

Phaethontidae

Spheniscidae

Musophagidae

Cuculidae

Cariamidae

Threskiornithidae

Phoenicopteridae

Opisthocomidae

Burhinidae

Recurvirostridae

Gaviidae

Podicipedidae

Cathartidae

Sagittariidae

Strigiformes

Falconidae

Accipitridae