Tregomys pisinnus (extinct)
Variant names:
 Copemys pisinnus

Latitudinal range: 39.1° to 42.6°
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Found in two samples

United States: Pratt Quarry (Middle Miocene), WaKeeney (UM-K6-59) (Late Miocene)

See also Tregomys, Tregomys shotwelli