†family Ergilornithidae Kozlova 1960 (bird)
Aves - Struthioniformes - Ergilornithidae
Parent taxon: Struthioniformes according to G. Mayr 2022
See also Carroll 1988
Sister taxa: Eleutherornithidae, Geranoididae, Palaeotididae, Struthionidae
Subtaxa: Amphipelargus Ergilornis Proergilornis Sinoergilornis
Ecology: ground dwelling herbivore
Distribution:
• Miocene of China (1 collection), Greece (1), Moldova (1), Ukraine (1)
• Oligocene of Kazakhstan (1)
Total: 5 collections each including a single occurrence