There are 4 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 11089 | A. Miller | GSC 26406, Lyall River, Grinnell Peninsula, Devon Island Roadian - Permian 3 - Canada | Harker and Thorsteinsson (1960) |
| 95252 | M. Clapham | Cape Sheridan, Ellesmere Island Permian - Permian 1-4 - Canada | Whitfield (1908) |
| 118084 | M. Clapham | Svartevaeg Cliffs, Axel Heiberg Island (coll. Helsley, Stehli 1963) Kungurian - Permian 2 - Canada | Stehli and Grant (1971) |
| 120889 | M. Clapham | GSC 58968, Canyon Fjord, Ellesmere Island (coll. Peter Harker) Roadian - Permian 3 - Canada | Thorsteinsson (1974) |