1969  Nassichuk: 113. Near top of the Belloy Fm. in the Imperial Oil well, Sikanni Chief No.1 (lat. 58° 05' N, long. 121° 53' W,               fig.1, loc.13) in NE British Columbia, nearly 250 mi. nw of the Belloy type locality, picked at depths of 3,320
               and 3,360 ft.