There are 4 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 110297 | M. Clapham | Khivach River, Gizhiga Basin, Dzhigdali Horizon, Omolon Massif Artinskian/Kungurian - Permian 2 - Russian Federation | Kashirtsev (1959) |
| 114216 | M. Clapham | Sylva and Kishert' river, western Urals Kungurian - Permian 2 - Russian Federation | Muromtseva and Guskov (1984) |
| 114370 | M. Clapham | Intinskoe coalfield, Well IK-195, 185 m, Pechora Basin Kungurian - Permian 2 - Russian Federation | Muromtseva and Guskov (1984) |
| 114378 | M. Clapham | Seydinskoe coalfield, Well SDK-399, 246-311 m, Pechora Basin Kungurian - Permian 2 - Russian Federation | Muromtseva and Guskov (1984) |