| Name | From | To | Age range |
|---|---|---|---|
| Monoletes type P14A Dulh.,1945 | Early Permian | Early Permian |
|
| Monoletes usmensis | Early Eocene | Middle Eocene |
|
| Monoletes verrucatus | Early Eocene | Pliocene |
|
| Monoletes winslowi | Chesterian | Chesterian |
|