There are 5 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 104057 | M. Clapham | Kargala (PIN collection 199) (coll. Martynova & Sviridov 1938) Capitanian - Permian 4 - Russian Federation | Aristov (2004) |
| 104716 | M. Clapham | Soyana (PIN collection 117) (coll. Zekkel 1935) Roadian - Permian 3 - Russian Federation | Martynov (1938) |
| 105058 | M. Clapham | Kityak (PIN collection 1366) Roadian - Permian 3 - Russian Federation | Aristov (2008) |
| 108206 | M. Clapham | Chekarda, Sylva River (PIN collection 1700) (coll. Sharov 1959-1961) Kungurian - Permian 2 - Russian Federation | Sharov (1968) |
| 116933 | M. Clapham | Letopala River (PIN collection 117) (coll. Zekkel 1935) Roadian - Permian 3 - Russian Federation | Martynov (1938) |