Niptomomys (primate)
Abundance: 0.32 to 1.35%
Latitudinal range: 44.8° to 44.9°Habitats: (2) only
Found in two samples
United States: Holly's Microsite (Late Palaeocene), UMMP SC-67 (Early Eocene)
See also Niptomomys doreenae, Niptomomys sp.