There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 109636 | M. Clapham | Imo, IGPS It044, Yahagi, Rikuzentakata City, Iwate Prefecture Roadian - Permian 3 - Japan | Hayasaka (1920) |
| 114494 | M. Clapham | Imo, Yahagi, Iwate Prefecture, Nakazawa loc (coll. Nakazawa) Wordian - Permian 4 - Japan | Nakazawa and Newell (1968) |