Genus Sphaerochitina
- Species total:
- 126
- Age range:
- 4100 - 289 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sphaerochitina jaegeri | Sheinwoodian | Gorstian |
|
| Sphaerochitina infundibulliformis | Early Devonian | Early Devonian |
|
| Sphaerochitina indecora | Llandoverian | Wenlockian |
|
| Sphaerochitina implicationis | Middle Devonian | Middle Devonian |
|
| Sphaerochitina impia | Homerian | Middle Ludlovian |
|
| Sphaerochitina ichnussae | Homerian | Homerian |
|
| Sphaerochitina hispida | Late Devonian | Late Devonian |
|
| Sphaerochitina hirsuta | Caradocian | Caradocian |
|
| Sphaerochitina gracqui | Ordovician | Ashgillian |
|
| Sphaerochitina geradis | Silurian | Early Gedinnian |
|
| Sphaerochitina fungiformis | Tremadocian | Ludlovian |
|
| Sphaerochitina fenestrata | Early Devonian | Famennian |
|
| Sphaerochitina explanata | Wenlockian | Wenlockian |
|
| Sphaerochitina erecta | Late Ludlovian | Late Ludlovian |
|
| Sphaerochitina elegans | Late Ordovician | Late Ordovician |
|
| Sphaerochitina eisenacki | Nd | Nd |
|
| Sphaerochitina dubia | Ordovician | Late Gothlandian |
|