PaleoDB taxon number: 138002
Full reference: R. L. Carroll. 1969. A Middle Pennsylvanian Captorhinomorph, and the Interrelationships of Primitive Reptiles. Journal of Paleontology 43(1):151-170
Sister taxa: none
Type specimen: MCZ 3481, a skeleton (almost complete). Its type locality is Dominion Coal Co. strip mine No. 7, which is in a Westphalian C/Westphalian D mire/swamp coal/shale in Canada.