There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 86035 | M. Clapham | Bol'shaya Sinya River, Asselian, Southern Chernyschev Ridge Kungurian - Permian 2 - Russian Federation | Muromtseva and Guskov (1984) |
| 114319 | M. Clapham | Us'va River, near Filinok, Southern Urals Asselian - Permian 1 - Russian Federation | Muromtseva and Guskov (1984) |
| 114323 | M. Clapham | Kozhim River, lower Sezymskaya Svita, Pechora Basin Asselian/Sakmarian - Permian 1-2 - Russian Federation | Muromtseva and Guskov (1984) |