Latitudinal range: 39.2° to 40.5°

Found in 3 samples

United States: Elderberry Canyon Quarry (Early Eocene), Myton Pocket (BYU collection) (Middle Eocene), Myton Pocket (UFHNH collection) (Middle Eocene)

See also Isectolophus annectens, Isectolophus latidens