†order Patagopterygiformes Alvarenga and Bonaparte 1992 (bird)
Full reference: H. M. F. Alvarenga and J. F. Bonaparte. 1992. A new flightless landbird from the Cretaceous of Patagonia. Los Angeles County Museum of Natural History, Science Series 36:51-64
Parent taxon: Palaeognathae according to H. M. F. Alvarenga and J. F. Bonaparte 1992
Sister taxa: Aepyornithiformes, Ambiortiformes, Crypturi, Eremopezidae, Lithornidae, Lithornithidae, Medioolithidae, Palaeocursornithiformes, Ratitae, Remiornithidae, Remiornithiformes, Rheiformes, Struthioniformes
Subtaxa: Patagopterygidae
Ecology: ground dwelling carnivore
Distribution: there are no occurrences of Patagopterygiformes in the database