There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 132969 | M. Clapham | Baylor County (Seymour) (coll. Jacob Boll 1880) Cisuralian - Permian 1-2 - Texas | Cope (1891) |
| 149351 | M. Clapham | Blue Springs section, bed 8 (coll. Wilbur Knight) Artinskian - Permian 2 - Nebraska | Cope (1891) |
| 149353 | M. Clapham | The Permian formation of Texas (coll. Cummins) Cisuralian - Permian 1-2 - Texas | Cope (1891) |