PaleoDB taxon number: 227591
Full reference: R. C. Moore and H. L. Strimple. 1973. Lower Pennsylvanian (Morrowan) crinoids from Arkansas, Oklahoma, and Texas. University of Kansas Paleontological Contributions, Echinodermata Article 60(12):1-84
Type specimen: OU 262 (dorsal cup). Its type locality is Olney Road (Loc. 15), which is in a Morrowan marine limestone/sandstone in the Wapanucka Limestone Formation of Oklahoma.
Ecology: stationary upper-level epifaunal suspension feeder
Average measurements (in mm): dorsal cup 6.60 x 21.50