"In the Hillcrest Unio bed of the Blairmore formation and in the same formation on Lyon creek about 520 feet above ... [details]
"About 520 feet above the base of the Blairmore formation on Lyon creek and in the Unio bed on the hill south of ... [details]
"In the Unio bed of the Blairmore formation, on the hill south of Hillcrest", Alberta, Canada; Blairmore Group, ... [details]
"About 230 feet above the base on Lyon creek, Blairmore map-area, Alberta", Canada; Blairmore Group, Albian, Early ... [details]