There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 109628 | M. Clapham | Mingshan Coalfield, Loping Area (coll. Baron Ferdinand von Richthofen) Lopingian - Permian 4 - China | Kayser (1883) |
| 112872 | M. Clapham | Zhongshigong Section, 74YPVIF13, Buha Valley, Tianjun Wuchiapingian - Permian 4 - China | Lu (1986) |