There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 178876 | D. Nicholson | Twin Obo (Ulan Gochu horizon) (= East Mesa; Shara Murun; Twin Oboes; Twin Obes / coll. Central Asiatic Expedition 1928) Early Oligocene - Cenozoic 4 - China | Brinkman et al. (2008) |
| 194580 | P. Mannion | Yongning (upper member) (= Nanning) Late Oligocene - Cenozoic 4 - China | Zhao (1981) |