Genus Arkonia
- Species total:
- 10
- Age range:
- 570 - 347.67 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Arkonia semigranulata | Middle Ordovician | Uhaku |
|
| Arkonia | Ordovician | Llandeilian |
|
| Arkonia scabrata | Ordovician | Llandeilian |
|
| Arkonia triangulata | Arenigian | Llandeilian |
|
| Arkonia sp | Ordovician | Early Wenlockian |
|
| Arkonia nova | Late Ludlovian | Middle Pridolian |
|
| Arkonia paulumstriata | Late Ludlovian | Middle Pridolian |
|
| Arkonia tenuata | Ordovician | Middle Siegenian |
|
| Arkonia virgata | Early Paleozoic | Middle Famennian |
|
| Arkonia concava | Middle Ordovician | Middle Ordovician |
|