Alternative combination: Nannasfiber osmagnus
Full reference: X. Xu. 1996. Castoridae. The Terrestrial Eocene-Oligocene Transition in North America 412-432
See also Xu 1996
Sister taxon: Pseudopalaeocastor barbouri
Ecology: amphibious browser
Distribution: found only at Raw Hide Buttes (Lower Harrison) ( of Wyoming)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.