Genus Gonyaulacysta
- Species total:
- 208
- Age range:
- 408.33 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Gonyaulacysta cassidata | Late Oxfordian | Early Danian |
|
| Gonyaulacysta canadensis | Oxfordian | Late Kimmeridgian |
|
| Gonyaulacysta boreas | Kimmeridgian | Late Barremian |
|
| Gonyaulacysta birkelundiae | Callovian | Early Oxfordian |
|
| Gonyaulacysta bilinia | Miocene | Miocene |
|
| Gonyaulacysta axicerastes | Early Cretaceous | Early Cretaceous |
|
| Gonyaulacysta auctifica | Late Barremian | Middle Albian |
|
| Gonyaulacysta areolata | Callovian | Barremian |
|
| Gonyaulacysta aptiana | Late Kimmeridgian | Early Cenomanian |
|
| Gonyaulacysta apionis | Neocomian | Early Aptian |
|
| Gonyaulacysta angulosa | Oxfordian | Portlandian |
|
| Gonyaulacysta anglese | Early Hauterivian | Early Hauterivian |
|
| Gonyaulacysta ambigua | Bajocian | Aptian |
|
| Gonyaulacysta amabilis | Kimmeridgian | Kimmeridgian |
|
| Gonyaulacysta aldorfensis | Bajocian | Callovian |
|
| Gonyaulacysta aichmetes | Tithonian | Maestrichtian |
|
| Gonyaulacysta adecta | Late Bathonian | Late Bathonian |
|