There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 104704 | M. Clapham | Kaltan (PIN collection 1197) Roadian - Permian 3 - Russian Federation | Rohdendorf et al. (1961) |
| 122568 | M. Clapham | Kaltan, outcrop 1300, bed 7 (PIN collection 600) Roadian - Permian 3 - Russian Federation | Martynova (1958) |