Latitudinal range: 29.6° to 44.3°

Found in 4 samples

United States: North Fork of Owl Creek (UW V-79004) (Middle Eocene), East of Whistler Squat Quarry (Middle Eocene), Donna's Locality (Middle Eocene), Fantasia (Early Eocene)

See also Microsyops, Microsyops elegans, Microsyops knightensis, Microsyops latidens, Microsyops scottianus, Microsyops sp.