There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 104756 | M. Clapham | Sokovka, Vyazniki (PIN collection 5102) Changhsingian - Permian 4 - Russian Federation | Aristov (2008) |
| 113351 | M. Clapham | Balymotikha, Vyazniki (PIN collection 5103) Changhsingian - Permian 4 - Russian Federation | Ponomarenko (2011) |