Genus Croneisigenys
- Species total:
- 5
- Age range:
- 401.33 - 176 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Croneisigenys | Late Ludlovian | Late Ludlovian |
|
| Croneisigenys beckeri | Late Ludlovian | Late Ludlovian |
|
| Croneisigenys sp | Oxfordian | Oxfordian |
|
| Croneisigenys sp. Cour.,1989 | Kimmeridgian | Kimmeridgian |
|
| Croneisigenys sp.1 Cour.et al,1989 | Domerian | Toarcian |
|