PaleoDB taxon number: 137952
Full reference: R. L. Carroll and D. Baird. 1972. Carboniferous Stem-Reptiles of the Family Romeriidae. Bulletin of the Museum of Comparative Zoology 143(5):321-363
Sister taxa: none
Type specimen: ČGH III B.21.C.587 and MP 451 (part and counterpart), a skeleton. Its type locality is Nyrany, which is in a Westphalian D lacustrine coal in the Kladno Formation of the Czech Republic.