| Name | From | To | Age range |
|---|---|---|---|
| Xanthidium | Nd | Nd |
|
| Xanthidium bifurcatum | Nd | Nd |
|
| Xanthidium bulbosum | Cretaceous | Cretaceous |
|
| Xanthidium claviferum | Late Cretaceous | Late Cretaceous |
|
| Xanthidium complex | Nd | Nd |
|
| Xanthidium crassipes | Late Cretaceous | Late Cretaceous |
|
| Xanthidium delitziense | Nd | Nd |
|
| Xanthidium difforme | Nd | Nd |
|
| Xanthidium fimbriatum | Wealden | Wealden |
|
| Xanthidium furcatum | Late Cretaceous | Late Cretaceous |
|
| Xanthidium globosum | Late Cretaceous | Late Cretaceous |
|
| Xanthidium hirsutum | Early Oxfordian | Early Oxfordian |
|
| Xanthidium hirtum | Nd | Nd |
|
| Xanthidium hystrix | Nd | Nd |
|
| Xanthidium malleoferum | Cretaceous | Cretaceous |
|
| Xanthidium palmatum | Ypresian | Ypresian |
|
| Xanthidium penicillatum | Jurassic | Jurassic |
|