Mammalia - Rodentia - Aplodontidae
Full reference: W. W. Korth. 2007. A new species of Ansomys (Rodentia, Aplodontidae) from the late Oligocene (latest Whitney-earliest Arikareean) of South Dakota. Journal of Vertebrate Paleontology 27(3):740-743
Belongs to Ansomys according to W. W. Korth et al. 2022
See also Korth 2007
Sister taxa: Ansomys crucifer, Ansomys descendens, Ansomys hepburnensis, Ansomys nevadensis, Ansomys orientalis, Ansomys shantungensis, Ansomys shanwangensis
Type specimen: CM 54080, a tooth (right M1 or M2). Its type locality is Harris Ranch Unit E Silt, which is in an Arikareean terrestrial horizon in South Dakota.
Ecology: fossorial herbivore
Distribution:
• Arikareean of United States (1: South Dakota collection)
• Eocene to Oligocene of United States (1: Nebraska)
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.