Genus Sphaerochitina
- Species total:
- 126
- Age range:
- 4100 - 289 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sphaerochitina | Precambriam | Late Devonian |
|
| Sphaerochitina acanthifera | Ordovician | Emsian |
|
| Sphaerochitina actonica | Caradocian | Middle Caradocian |
|
| Sphaerochitina amazonica | Early Gothlandian | Early Gothlandian |
|
| Sphaerochitina armillata | Early Devonian | Early Devonian |
|
| Sphaerochitina bifurcata | Early Devonian | Early Devonian |
|
| Sphaerochitina brechyta | Arenigian | Arenigian |
|
| Sphaerochitina brevicollis | Ordovician | Ordovician |
|
| Sphaerochitina brevis | Late Ordovician | Early Gothlandian |
|
| Sphaerochitina brevispinosa | Paleozoic | Late Devonian |
|
| Sphaerochitina capillata | Silurian | Silurian |
|
| Sphaerochitina collinsoni | Early Gothlandian | Late Devonian |
|
| Sphaerochitina communisa | Early Devonian | Early Devonian |
|
| Sphaerochitina comosa | Middle Devonian | Middle Devonian |
|
| Sphaerochitina compactilis | Early Paleozoic | Ashgillian |
|
| Sphaerochitina complanata | Valentian | Famennian |
|
| Sphaerochitina complevisa | Late Gothlandian | Late Gothlandian |
|