There are 4 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 30247 | A. Rees | Pyongyang Coalfield (= PGAP 13136) Artinskian - Permian 2 - North Korea | Lee (1988) |
| 30248 | A. Rees | Pyongyang Coalfield (= PGAP 13135) Kungurian/Lopingian - Permian 2-4 - North Korea | Lee (1988) |
| 30251 | A. Rees | Kowon Coalfield (= PGAP 13132) Artinskian - Permian 2 - North Korea | Lee (1988) |
| 30254 | A. Rees | Kogongwon (= PGAP 13129) Guadalupian - Permian 3-4 - North Korea | Lee (1988) |