Genus Costatosphaerina
- Species total:
- 13
- Age range:
- 4100 - 500 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Costatosphaerina ramosa | Middle Riphean | Late Riphean |
|
| Costatosphaerina | Precambriam | Early Cambrian |
|
| Costatosphaerina septata | Precambriam | Early Cambrian |
|
| Costatosphaerina sp | Late Precambrian | Early Cambrian |
|
| Costatosphaerina mirabilis | Early Vendian | Early Cambrian |
|
| Costatosphaerina angustata | Late Precambrian | Cambrian |
|
| Costatosphaerina microrugosa | Late Proterozoic | Late Proterozoic |
|
| Costatosphaerina holtedahlii | Early Vendian | Early Vendian |
|
| Costatosphaerina minima | Ordovician | Ordovician |
|
| Costatosphaerina tenuissima | Ordovician | Ordovician |
|
| Costatosphaerina corrosiva | Ordovician | Ordovician |
|
| Costatosphaerina psilata | Ordovician | Ordovician |
|
| Costatosphaerina sp.Visa.et al,1976 | Ordovician | Ordovician |
|