Genus Sphaerochitina
- Species total:
- 126
- Age range:
- 4100 - 289 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sphaerochitina communisa | Early Devonian | Early Devonian |
|
| Sphaerochitina eisenacki | Nd | Nd |
|
| Sphaerochitina rotunda | Wenlockian | Wenlockian |
|
| Sphaerochitina symmetrica | Late Ordovician | Late Ordovician |
|
| Sphaerochitina distendis | Virgilian | Virgilian |
|
| Sphaerochitina sp.C | Pragian | Pragian |
|
| Sphaerochitina brevicollis | Ordovician | Ordovician |
|