Latitudinal range: 40.4° to 43.2°

Found in 5 samples

United States: Buck Spring Quarries (B-2 horizon) (Early Eocene), Lightning Butte (Early Eocene), Someday (Early Eocene), Deadman Butte (Early Eocene), Dry Gulch Creek Member (SDSNH Locality 5939) (Middle Eocene)

See also Copedelphys innominata, Copedelphys sp.