Template:Morris, Rollins & Shaak, 1973
- Morris, R.W., Rollins, H.B., Shaak, G.D. 1973. A new ophiuroid from the Brush Creek Shale (Conemaugh Group, Pennsylvanian) of western Pennsylvania. Journal of Paleontology. 47(3): 473–478.
Nomenclatural acts
edit- Date of publication: 1 May 1973