| Name | From | To | Age range |
|---|---|---|---|
| Lejeunecysta sp.7 | Miocene | Miocene |
|
| Lejeunecysta sp.8 | Middle Miocene | Late Miocene |
|
| Lejeunecysta sp.9 | Middle Miocene | Late Miocene |
|
| Lejeunecysta sp.A | Late Maastrichtian | Early Danian |
|
| Lejeunecysta sp.A Powe.,1986 | Chattian | Serravallian |
|
| Lejeunecysta sp.B | Oligocene | Late Neogene |
|
| Lejeunecysta sp.C | Miocene | Late Miocene |
|
| Lejeunecysta spatiosa | Late Paleocene | Late Paleocene |
|
| Lejeunecysta spectabilis | Middle Eocene | Middle Eocene |
|
| Lejeunecysta tenella | Early Paleocene | Late Oligocene |
|
| Lejeunecysta tricuspis | Late Cretaceous | Danian |
|
| Lejeunecysta tuberculata | Nd | Nd |
|
| Lejeunecysta variabilis | Campanian | Campanian |
|