Full reference: S. Renesto, J. A. Spielmann, S. G. Lucas and G. T. Spagnoli. 2010. The taxonomy and paleobiology of the Late Triassic (Carnian-Norian: Adamanian-Apachean) drepanosaurs (Diapsida: Archosauromorpha: Drepanosauromorpha). New Mexico Museum of Natural History and Science, Bulletin 46:1-81
Parent taxon: Diapsida according to A. C. Pritchard and S. J. Nesbitt 2017
See also Renesto et al. 2010
Sister taxa: Adelosaurus, Araeoscelidia, Archelosauria, Archosauromorpha, Diaptosauria, Dolerosaurus, Endennasauridae, Eosuchia, Fremouwsauridae, Horaffia, Hupehsuchia, Ichthyosauromorpha, Lanthanolania, Palacrodon, Prodiapsida, Rysosteus, Sauropterygia, Saurosphargidae, Stauromatodon, Thalattosauriformes, Utahdactylus, Utahdactylus kateae
Subtaxa: Ancistronychus Drepanosauridae Elyurosauria Hypuronector
Ecology: