| Name | From | To | Age range |
|---|---|---|---|
| Tenua | Mesozoic | Cenozoic |
|
| Tenua americana | Late Valanginian | Early Hauterivian |
|
| Tenua anaphrissa | Oxfordian | Late Oligocene |
|
| Tenua aptiensis | Middle Jurassic | Aptian |
|
| Tenua asymmetra | Early Bajocian | Rupelian |
|
| Tenua atlantica | Callovian | Hauterivian |
|
| Tenua aucda | Barremian | Barremian |
|
| Tenua baculata | Toarcian | Late Callovian |
|
| Tenua baculatum | Late Bathonian | Late Bathonian |
|
| Tenua bellula | Early Oligocene | Middle Oligocene |
|
| Tenua bifidis | Late Eocene | Middle Oligocene |
|
| Tenua bigotii | Bajocian | Bajocian |
|
| Tenua biornata | Early Tertiary | Middle Oligocene |
|
| Tenua brevispinosa | Aptian | Early Albian |
|
| Tenua capillata | Santonian | Maastrichtian |
|
| Tenua capitata | Oxfordian | Cretaceous |
|
| Tenua colligata | Aptian | Early Albian |
|