Alternative combinations: Castor (Eucastor) tortus, Dipoides tortus
Full reference: J. Leidy. 1858. Notice of Remains of Extinct Vertebrata, from the Valley of the Niobrara River, Collected during the Exploring Expedition of 1857, in Nebraska, under the Command of Lieut. G. K. Warren, U. S. Top. Eng., by Dr. F. V. Hayden, Geologist to the Expedition. Proceedings of the Academy of Natural Sciences of Philadelphia 10:15-89
Sister taxon: Eucastor malheurensis
Type specimen: USNM 11020, a partial skull (partial palate and rostrum with incisors and right and left P4-M3)
Ecology: amphibious browser
• Hemphillian of United States (1: Nebraska collection)
Total: 34 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.