Latitudinal range: 42.6° to 43.2°

Found in 4 samples

United States: Green Locality (Early Eocene), Lightning Butte (Early Eocene), Someday (Early Eocene), Deadman Butte (Early Eocene)

See also Knightomys, Knightomys depressus, Knightomys senior, Knightomys sp.