There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 107937 | M. Clapham | GSC C-4093, Van Hauen Pass, Ellesmere Island Sakmarian - Permian 2 - Canada | Nassichuk and Spinosa (1972) |
| 118084 | M. Clapham | Svartevaeg Cliffs, Axel Heiberg Island (coll. Helsley, Stehli 1963) Kungurian - Permian 2 - Canada | Stehli and Grant (1971) |