Genus Sphaerochitina
- Species total:
- 126
- Age range:
- 4100 - 289 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sphaerochitina sp.BT11 | Early Gedinnian | Early Gedinnian |
|
| Sphaerochitina sp.B Pari.,1985 | Early Gothlandian | Late Telychian |
|
| Sphaerochitina sp.B | Aeronian | Early Wenlockian |
|
| Sphaerochitina sp.A | Llandoverian | Early Wenlockian |
|
| Sphaerochitina sp.3077b | Late Budnanian | Early Lochkovian |
|
| Sphaerochitina sp.3077a Magl.,1967 | Nd | Nd |
|
| Sphaerochitina sp.3077a | Lochkovian | Lochkovian |
|
| Sphaerochitina sp.3074c | Lochkovian | Lochkovian |
|
| Sphaerochitina sp.3074b | Lochkovian | Lochkovian |
|
| Sphaerochitina sp.3074 | Lochkovian | Lochkovian |
|
| Sphaerochitina sp.3066 | Lochkovian | Lochkovian |
|
| Sphaerochitina sp.3062 | Lochkovian | Lochkovian |
|
| Sphaerochitina sp.3043 | Lochkovian | Lochkovian |
|
| Sphaerochitina sp.3042 | Lochkovian | Lochkovian |
|
| Sphaerochitina sp.3006 | Lochkovian | Lochkovian |
|
| Sphaerochitina sp.3 Anan.,1974 | Emsian | Frasnian |
|
| Sphaerochitina sp.3 | Valentian | Frasnian |
|