Latitudinal range: 42.3° to 44.8°

Found in 6 samples

United States: UMMP SC-54 (Early Eocene), UMMP SC-67 (Early Eocene), Buck Spring Quarries (B-2 horizon) (Early Eocene), Lightning Butte (Early Eocene), Someday (Early Eocene), Deadman Butte (Early Eocene)

See also Miacis exiguus, Miacis latidens, Miacis parvivorus, Miacis sp., Miacis winkleri