PaleoDB taxon number: 127731
Full reference: N. D. Newell and D.W. Boyd. 1995. Pectinoid bivalves of the Permian-Triassic crisis. Bulletin of the American Museum of Natural History 227:1-95
Type specimen: AMNH 43405, a valve (Left valve). Its type locality is AMNH512, Guadalupe Pass, Guadalupe Mountains, which is in a Roadian slope limestone in the Cherry Canyon Formation of Texas.
Ecology: stationary epifaunal suspension feeder
Average measurements (in mm): valve length 4.93