| Name | From | To | Age range |
|---|---|---|---|
| Rhombodinium | Maastrichtian | Neogene |
|
| Rhombodinium cerciatum | Late Eocene | Late Eocene |
|
| Rhombodinium cingulatum | Nd | Nd |
|
| Rhombodinium condylos | Early Eocene | Middle Oligocene |
|
| Rhombodinium coronatum | Ypresian | Early Oligocene |
|
| Rhombodinium denticulatum | Middle Eocene | Late Eocene |
|
| Rhombodinium draco | Coniacian | Neogene |
|
| Rhombodinium elegans | Middle Eocene | Middle Eocene |
|
| Rhombodinium elongatum | Middle Eocene | Middle Eocene |
|
| Rhombodinium freienwaldense | Late Eocene | Chattian |
|
| Rhombodinium glabrum | Paleocene | Early Miocene |
|
| Rhombodinium granulatum | Eocene | Eocene |
|
| Rhombodinium intermedium | Early Eocene | Late Oligocene |
|
| Rhombodinium irtichensis | Ypresian | Ypresian |
|
| Rhombodinium kunlunense | Late Turonian | Middle Eocene |
|
| Rhombodinium longimanum | Eocene | Early Miocene |
|
| Rhombodinium major | Late Kimmeridgian | Berriasian |
|