Family
Rutoceratidae Hyatt, 1884
| Images | ||||||
|---|---|---|---|---|---|---|
| TUG 1589-470 | Trochoceras | Trochoceras sp. | Jaani Stage | ||||
| TUG 1589-615 | Trochoceras | Trochoceras sp. | Jaani Stage | ||||
| TUG 190-42 | Trochoceras | Trochoceras optatum | upper Silurian |
| Images | ||||||
|---|---|---|---|---|---|---|
| TUG 1589-470 | Trochoceras | Trochoceras sp. | Jaani Stage | ||||
| TUG 1589-615 | Trochoceras | Trochoceras sp. | Jaani Stage | ||||
| TUG 190-42 | Trochoceras | Trochoceras optatum | upper Silurian |