| Name | From | To | Age range |
|---|---|---|---|
| Wilsonidium | Early Tertiary | Lutetian |
|
| Wilsonidium aechmophorum | Early Rupelian | Middle Miocene |
|
| Wilsonidium compactum | Maastrichtian | Early Oligocene |
|
| Wilsonidium echinosuturatum | Maestrichtian | Pleistocene |
|
| Wilsonidium glabrum | Ilerdian | Lutetian |
|
| Wilsonidium intermedium | Paleogene | Early Oligocene |
|
| Wilsonidium lineidentatum | Paleocene | Eocene |
|
| Wilsonidium nigeriaense | Late Paleocene | Early Eocene |
|
| Wilsonidium ornatum | Maastrichtian | Early Oligocene |
|
| Wilsonidium rugosum | Paleocene | Paleocene |
|
| Wilsonidium sp | Middle Eocene | Early Oligocene |
|
| Wilsonidium sp.1 | Lutetian | Lutetian |
|
| Wilsonidium sp.1 Heil.,1989 | Early Ypresian | Early Ypresian |
|
| Wilsonidium sp.2 | Lutetian | Lutetian |
|
| Wilsonidium subtile | Early Eocene | Bartonian |
|
| Wilsonidium tabulatum | Paleocene | Late Miocene |
|
| Wilsonidium tesselatum | Early Eocene | Middle Eocene |
|