†suborder Steganopodes (bird)
Parent taxon: Pelecaniformes according to B. C. Livezey and R. L. Zusi 2007
See also Bourdon et al. 2005, Case 1904, De Vis 1892, Hay 1902, Jaekel 1911, Mayr 2002 and Zittel 1890
Sister taxa: Ardeidae, Cladornithes, Fregatae, Gorsachius, Odontopteryges, Odontopterygia, Pelecanidae, Protopelicanus, Protoplotidae, Threskiornithidae, Tigriornis, Torotix, Zebrilus, Zonerodius
Subtaxa: Fregatides Pelecani Pelecanides Plotus
Ecology: ground dwelling carnivore