There are 3 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 13069 | M. Patzkowsky | Racine Fm, SE Wisconsin, Horlick Quarry - Patzkowsky Wenlock/Silurian - Silurian 2-1-2 - Wisconsin | Watkins (1993) |
| 13075 | M. Patzkowsky | Racine Fm, SE Wisconsin, Ives Quarry - Patzkowsky Wenlock/Silurian - Silurian 2-1-2 - Wisconsin | Watkins (1993) |
| 13104 | M. Patzkowsky | Racine Fm, SE Wisconsin, Franklin Quarry - Patzkowsky Wenlock/Silurian - Silurian 2-1-2 - Wisconsin | Watkins (1993) |