Acritoparamys atwateri (extinct)
Variant names:
 Paramys atwateri

Latitudinal range: 44.8° to 44.9°
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Found in two samples

United States: Holly's Microsite (Late Palaeocene), UMMP SC-67 (Early Eocene)

See also Acritoparamys, Acritoparamys atavus, Acritoparamys francesi, Acritoparamys wyomingensis