PaleoDB taxon number: 140504
Full reference: R. C. Fox. 1962. Two New Pelycosaurs from the Lower Permian of Oklahoma. University of Kansas Publications, Museum of Natural History 12(6):297-307
Type specimen: KU 11120, a mandible (fragmentary left dentary, bearing five teeth). Its type locality is Richards Spur, which is in a Leonard fissure fill claystone/conglomerate in the Garber Formation of Oklahoma.