There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 104992 | M. Clapham | Soyana (PIN collection 3353) (coll. Sharov 1972) 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) |
| 137840 | M. Clapham | Pedreira da Mineração, Amaral Machado Kungurian - Permian 2 - Brazil | Huguet et al. (2002) |