There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 105005 | M. Clapham | USGS 17-3; Smith's Ranch, in the vicinity of Cathedral Bluffs (= USGS 17.3 / coll. Winchester) Ypresian - Cenozoic 2 - Colorado | Cockerell (1921) |
| 114681 | M. Clapham | Roan Mountain (Scudder Coll) (coll. Scudder) Bridgerian - Cenozoic 2 - Colorado | Cockerell (1921) |