Genus Sphaerochitina
- Species total:
- 126
- Age range:
- 4100 - 289 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sphaerochitina distendis | Virgilian | Virgilian |
|
| Sphaerochitina rotunda | Wenlockian | Wenlockian |
|
| Sphaerochitina sp.C | Pragian | Pragian |
|
| Sphaerochitina brevicollis | Ordovician | Ordovician |
|
| Sphaerochitina armillata | Early Devonian | Early Devonian |
|
| Sphaerochitina hirsuta | Caradocian | Caradocian |
|
| Sphaerochitina saharica | Early Paleozoic | Early Paleozoic |
|
| Sphaerochitina sp.3043 | Lochkovian | Lochkovian |
|
| Sphaerochitina singula | Late Ordovician | Late Ordovician |
|
| Sphaerochitina sp.BT11 | Early Gedinnian | Early Gedinnian |
|
| Sphaerochitina nodusa | Late Gothlandian | Late Gothlandian |
|
| Sphaerochitina sp.3006 | Lochkovian | Lochkovian |
|
| Sphaerochitina diezae | Middle Gedinnian | Middle Gedinnian |
|
| Sphaerochitina sp.3077a | Lochkovian | Lochkovian |
|
| Sphaerochitina oelandica | Arenigian | Arenigian |
|
| Sphaerochitina rockglenensis | Middle Devonian | Middle Devonian |
|
| Sphaerochitina sp.3074c | Lochkovian | Lochkovian |
|