 English |
 German |
|
|---|---|---|
| Ordovician (system; period; age) | Ordovizium {n} [geol.] | |
| Middle Ordovician | Mittleres Ordovizium | |
| Upper Ordovician | Oberes Ordovizium | |
| Lower Ordovician | Unteres Ordovizium | |
| Ordovician | Ordoviz {n} [geol.] | |
| Ordovician | ordovizisch {adj} [geol.] |