Genus Triquetrella
- Species total:
- 14
- Age range:
- 211 - 160 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Triquetrella | Middle Jurassic | Middle Jurassic |
|
| Triquetrella actinocantha | Early Jurassic | Early Jurassic |
|
| Triquetrella anguliformis | Early Cretaceous | Early Cretaceous |
|
| Triquetrella angulosa | Rhaetian | Liassic |
|
| Triquetrella cardiformis | Keuper | Rhaetian |
|
| Triquetrella colliculoides | Late Bajocian | Late Bajocian |
|
| Triquetrella cordiformis | Rhaetian | Liassic |
|
| Triquetrella divaricata | Middle Liassic | Middle Jurassic |
|
| Triquetrella minuscula | Hettangian | Middle Jurassic |
|
| Triquetrella trianguliformis | Aptian | Aptian |
|
| Triquetrella trianguloalata | Early Jurassic | Middle Jurassic |
|
| Triquetrella tripartiniformis | Keuper | Rhaetian |
|
| Triquetrella trisecta | Early Cretaceous | Early Cretaceous |
|
| Triquetrella turgidorimosus | Late Triassic | Middle Jurassic |
|