Full reference: E. D. Cope. 1871. [A brief account of the expedition of seventeen days, which I have just made in the valley of the Smoky Hill river in Kansas]. Proceedings of the American Philosophical Society 12(86):174-176
Sister taxa: Archelon, Atlantochelys, Bouliachelys, Chelospharginae, Chelosphargis, Cratochelone, Desmatochelys, Notochelone, Pneumatoarthrus, Protosteginae, Rhinochelys, Santanachelys, Terlinguachelys
Total: 13 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.