PaleoDB taxon number: 116564
Full reference: P. K. Chudinov. 1983. Rannie Terapsidy [Early Therapsids]. Moscow: Akademiy Nauk SSSR, Trudy Paleontologicheskogo Instituta 202:1-230
Sister taxa: none
Type specimen: PIN 1758/292, a partial skull (two maxillae and one quadrate). Its type locality is Ezhovo Locality, PIN 1758, which is in an Urzhumian delta plain sandstone/conglomerate in the Russian Federation.