Full reference: E. Daly. 1973. A Lower Permian vertebrate fauna from southern Oklahoma. Journal of Paleontology 47(3):562-589
Sister taxa: none
Type specimen: FMNH UR 2311, a partial skeleton (skull with jaw and four neural arches, two centra and part of the pectoral girdle). Its type locality is southwest of Grandfield, which is in a Kungurian fluvial shale/sandstone in the Hennessey Formation of Oklahoma.
Total: 2 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.