Genus
Ctenentoma Schmidt, 1941
| Images | ||||||
|---|---|---|---|---|---|---|
| TUG 1041-10 | Ctenentoma | Ctenentoma cf. umbonata (Steusloff, 1895) | Volkhov Stage | ||||
| TUG 1045-11 | Ctenentoma levis | Ctenentoma levis (Sarv, 1959) | Middle Ordovician |
| Images | ||||||
|---|---|---|---|---|---|---|
| TUG 1041-10 | Ctenentoma | Ctenentoma cf. umbonata (Steusloff, 1895) | Volkhov Stage | ||||
| TUG 1045-11 | Ctenentoma levis | Ctenentoma levis (Sarv, 1959) | Middle Ordovician |