| Name | From | To | Age range |
|---|---|---|---|
| Lejeunecysta gaditana | Late Cretaceous | Late Cretaceous |
|
| Lejeunecysta globosa | Middle Maestrichtian | Late Quaternary |
|
| Lejeunecysta granosa | Late Eocene | Messinian |
|
| Lejeunecysta hyalina | Late Campanian | Pleistocene |
|
| Lejeunecysta illecebrosa | Oligocene | Middle Miocene |
|
| Lejeunecysta koslowskii | Maastrichtian | Maastrichtian |
|
| Lejeunecysta laevigata | Senonian | Senonian |
|
| Lejeunecysta lata | Eocene | Eocene |
|
| Lejeunecysta magnifica | Paleocene | Paleocene |
|
| Lejeunecysta marieae | Middle Miocene | Early Pleistocene |
|
| Lejeunecysta microgranulata | Campanian | Campanian |
|
| Lejeunecysta oliva | Messinian | Holocene |
|
| Lejeunecysta paratenella | Middle Eocene | Late Quaternary |
|
| Lejeunecysta pentagona | Middle Eocene | Middle Eocene |
|
| Lejeunecysta pentagonalis | Senonian | Senonian |
|
| Lejeunecysta psilodora | Priabonian | Priabonian |
|
| Lejeunecysta psuchra | Nd | Nd |
|