"Hunter fossil quarry, L. S. 4, Sec. 8, T. 8, R. 22, W. 3rd Merid., Calf Creek, northwest of Eastend, ... [details]
"NW 1/4, Sec. 36, T. 10, R. 27, W. 4th Merid., on Willow Creek, near Granum, Alberta", Canada; Willow Creek Fm., ... [details]
"Sec. 8, T. 6 N., R. 18 E., Wheatland County, Montana", USA; Judith River Fm., Late Cretaceous [details]