Full reference: R. Broom. 1915. Catalogue of types and figured specimens of fossil vertebrates in the American Museum of Natural History. II.–Permian, Triassic and Jurassic reptiles of South Africa. Bulletin of the American Museum of Natural History 25(2):105-164
Parent taxon: Therocephalia according to R. Broom 1915
Sister taxa: Aelurosaurus, Akidnognathidae, Alopecodon, Alopecodontidae, Aloposaurus, Archaeosuchus, Arctognathus, Arctosuchus, Bauriida, Crapartinellidae, Cynochampsa, Cynodraco, Cynosuchus, Eriphostoma, Euchambersidae, Eutherocephalia, Gorgonops, Herpetogale, Hofmeyriidae, Hyaenasuchus, Ictidognathus, Ictidosuchus, Lycosaurus, Lycosuchidae, Lycosuchus, Moschorhinidae, Ordosidae, Pardosuchus, Pristerognathidae, Pristerognathus, Regisauridae, Regisaurus, Scaloposaurida, Scaloposauridae, Scaloposaurus, Scapanodon, Scylacoides, Scylacorhinus, Scylacosauridae, Scylacosaurus, Scymnognathus, Scymnosaurus, Simorhinellidae, Tigrisuchus, Trochosaurus, Trochosuchus, Yikezhaogia
Subtaxa: Alopecognathus angusticeps
Type: Alopecognathus angusticeps
Ecology: carnivore