There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 113627 | M. Clapham | Kama River, Grokhani Village, Tatarstan Roadian - Permian 3 - Russian Federation | Morozova (1970) |
| 225521 | M. Clapham | P-1903, Pilnikov stream (coll. 2000) Kungurian - Permian 2 - Russian Federation | Zakharov et al. (1999) |