Genus Sphaerochitina
- Species total:
- 126
- Age range:
- 4100 - 289 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sphaerochitina symmetrica | Late Ordovician | Late Ordovician |
|
| Sphaerochitina singula | Late Ordovician | Late Ordovician |
|
| Sphaerochitina makromyka | Late Ordovician | Late Ordovician |
|
| Sphaerochitina vetusta | Late Ordovician | Late Ordovician |
|
| Sphaerochitina longiformis | Late Ordovician | Late Ordovician |
|
| Sphaerochitina noncopiosa | Late Ordovician | Late Ordovician |
|
| Sphaerochitina sp.1 | Caradocian | Middle Carboniferous |
|
| Sphaerochitina hirsuta | Caradocian | Caradocian |
|
| Sphaerochitina actonica | Caradocian | Middle Caradocian |
|
| Sphaerochitina solitudina | Rhuddanian | Early Telychian |
|
| Sphaerochitina geradis | Silurian | Early Gedinnian |
|
| Sphaerochitina solutidina | Rhuddanian | Telychian |
|
| Sphaerochitina taenia | Valentian | Valentian |
|
| Sphaerochitina collinsoni | Early Gothlandian | Late Devonian |
|
| Sphaerochitina sp.B Pari.,1985 | Early Gothlandian | Late Telychian |
|
| Sphaerochitina lucianoi | Silurian | Early Devonian |
|
| Sphaerochitina sp.I | Early Llandoverian | Early Llandoverian |
|