There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 109642 | M. Clapham | Iwaizaki, Lower Toyoma Formation, Kesennuma City, Miyagi Prefecture Wuchiapingian - Permian 4 - Japan | Hayasaka (1962) |
| 212283 | M. Clapham | Northern coast of Maehama Wuchiapingian - Permian 4 - Japan | Ehiro (2019) |