Found in 3 samples

United States: Cedar Point Quarry (Late Palaeocene), Divide Quarry (Middle Palaeocene), Croc Tooth Quarry (Late Palaeocene)

See also Ectocion, Ectocion collinus, Ectocion mediotuber, Ectocion osbornianus, Ectocion parvus, Ectocion sp., Ectocion superstes