There are 2 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 133736 | M. Clapham | White limestone of the Guadalupe Mountains (coll. George Shumard 1855) Capitanian - Permian 4 - Texas | Shumard (1858) |
| 133739 | M. Clapham | Sandstone towards base of Guadalupe Mountains (coll. George Shumard 1855) Roadian - Permian 3 - Texas | Shumard (1859) |