There are 12 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 55606 | S. Peters | Silica Shale, Unit A North Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 55670 | S. Peters | Silica Shale Unit B - North Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 55717 | S. Peters | Silica Shale, Unit C North Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 55761 | S. Peters | Silica Shale, Unit C1x Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 65999 | S. Peters | Silica Shale Unit B - South Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 66000 | S. Peters | Silica Shale, Unit C South Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 66001 | S. Peters | Silica Shale, Unit C1Y Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 66002 | S. Peters | Silica Shale, Unit C3 South Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 66003 | S. Peters | Silica Shale Unit B - South Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 66054 | S. Peters | Silica Shale, Unit A South Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 66055 | S. Peters | Silica Shale, Unit C3 North Givetian - Devonian 3 - Indiana | Wiedman (1985) |
| 66056 | S. Peters | Silica Shale, Unit C2 North Givetian - Devonian 3 - Indiana | Wiedman (1985) |