There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 172154 | M. Clapham | Bakay River, above Cherkassky village Early Famennian - Devonian 5 - Kazakhstan | Bogoslovsky (1969) |
| 172156 | M. Clapham | Aral-Tyube-Bakay River, below Cherkassky village Middle Famennian - Devonian 5 - Kazakhstan | Bogoslovsky (1969) |