Full reference: P. C. Sereno and A. B. Arcucci. 1990. The monophyly of crurotarsal archosaurs and the origin of bird and crocodile ankle joints. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 180(1):21-52
Parent taxon: Archosauriformes according to S. J. Nesbitt 2011
See also Karl 2007, Long and Murry 1995, Parrish 1993, Sereno 1991, Sereno and Arcucci 1990 and Trotteyn et al. 2011
Sister taxa: Antarctanax, Barberenasuchus, Chasmatosuchus, Collilongus, Crosbysaurus, Cuyosuchus, Dyoplax, Erythrosuchia, Erythrosuchidae, Eucrocopoda, Euparkeriidae, Fugusuchus, Graoullyodon, Heteropelta, Incertovenator, Kalisuchus, Litorosuchus, Lucianosaurus, Marcianosuchus, Plateosaurus ornatus, Protecovasaurus, Proterosuchidae, Protopyknosia, Sarmatosuchus, Syntomiprosopus, Tecovasaurus, Triopticus, Typothorax punctulatus, Uatchitodon, Vonhuenia, Wangisuchus, Wangisuchus tzeyii, Zanclodon
Subtaxa: Crocodylotarsi Euscolosuchus Ornithosuchia
Ecology: