Genus Gyrina
- Species total:
- 5
- Age range:
- 230 - 94 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Gyrina integerrima | Middle Triassic | Toarcian |
|
| Gyrina euphlebia | Middle Triassic | Toarcian |
|
| Gyrina cretacea | Albian | Cenomanian |
|
| Gyrina | Early Jurassic | Early Jurassic |
|
| Gyrina mesochlaena | Early Mesozoic | Early Mesozoic |
|