Crinoidea - Monobathrida - Hirneacrinidae
Full reference: T. J. Frest and H. L. Strimple. 1977. Hirneacrinidae (new), simple Silurian camerate crinoids from the North American continental interior. Journal of Paleontology 51:1181-1200
Belongs to Hagnocrinus according to T. J. Frest and H. L. Strimple 1977
Sister taxa: Hagnocrinus bainbridgensis, Hagnocrinus crenus
Type specimen: FMNH UC 34535 (submature dorsal cup). Its type locality is St Mary's Rd and Little Saline Ck, which is in a Ludlow marine limestone in the Moccasin Springs Formation of Missouri.
Ecology: stationary upper-level epifaunal suspension feeder
Distribution:
• Silurian of United States (2: Missouri collections)
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.