Genus Sagenachitina
- Species total:
- 10
- Age range:
- 500 - 395 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sagenachitina oblonga | Early Ordovician | Early Llandeilian |
|
| Sagenachitina striata | Early Ordovician | Early Ordovician |
|
| Sagenachitina | Arenigian | Early Llandoverian |
|
| Sagenachitina sp | Arenigian | Late Ordovician |
|
| Sagenachitina retifera | Early Llanvirnian | Early Llanvirnian |
|
| Sagenachitina sylvanica | Late Ordovician | Late Ordovician |
|
| Sagenachitina papillata | Homerian | Gorstian |
|
| Sagenachitina acanthifera | Ludfordian | Pridolian |
|
| Sagenachitina polytrichum | Ludfordian | Ludfordian |
|
| Sagenachitina sp. Novl.& Grah.,1993 | Nd | Nd |
|