Full reference: O. C. Marsh. 1876. Notice of a new sub-order of Pterosauria. American Journal of Science 11:507-509
Parent taxon: Pterodactyloidea according to A. E. Fernandes et al. 2022
See also Andres and Myers 2013, Günther 1886, Headden and Campos 2014, Kellner 2010, Marsh 1876, Perrier 1928 and Unwin 2003
Sister taxa: Agadirichnidae, Araripedactylus, Araripedactylus dehmi, Araripesaurus castilhoi, Archaeopterodactyloidea, Ardeadactylus, Aurorazhdarchidae, Azhdarchoidea, Belonochasmatidae, Cearadactylidae, Dermodactylus montanus, Doratorhynchus validus, Dsungaripteroidea, Eupterodactyloidea, Haenamichnus, Herbstosaurus, Kryptodrakon, Lonchodraconidae, Lophocratia, Mesadactylus, Ningchengopterus, Nyctosaurus, Ornithocheiridae, Ornithocheirus brachyrhinus, Ornithocheirus bunzeli, Ornithocheirus carteri, Ornithocheirus crassidens, Ornithocheirus dentatus, Ornithocheirus enchorhynchus, Ornithocheirus eurygnathus, Ornithocheirus oxyrhinus, Ornithocheirus scaphorhynchus, Ornithocheirus tenuirostris, Ornithocheirus xyphorhynchus, Ornithodesmidae, Osteornis, Pteranodontoidea, Pterodactylus grandipelvis, Pterodactylus grandis, Pterodactylus longipes, Pterodactylus woodwardi, Santanadactylus pricei, Saraikisauridae, Tendaguripteridae, Titanopterygiidae, Wenupteryx
Subtaxa: Alamodactylus Aponyctosauria Ornithocheiroidea Pteranodon Pteranodontidae
Ecology: volant piscivore