Genus Exochosphaeridium
- Species total:
- 45
- Age range:
- 230 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Exochosphaeridium truncigerum | Vraconian | Maastrichtian |
|
| Exochosphaeridium truncatum | Valanginian | Turonian |
|
| Exochosphaeridium striolatum | Neocomian | Early Eocene |
|
| Exochosphaeridium striatellum | Late Senonian | Late Senonian |
|
| Exochosphaeridium spinosum | Late Cretaceous | Late Cretaceous |
|
| Exochosphaeridium sp.D | Nd | Nd |
|
| Exochosphaeridium sp.C | Middle Cretaceous | Late Cretaceous |
|
| Exochosphaeridium sp.B | Late Aptian | Albian |
|
| Exochosphaeridium sp.A Lond.,1990 | Late Hauterivian | Late Hauterivian |
|
| Exochosphaeridium sp.A | Hauterivian | Campanian |
|
| Exochosphaeridium sp.4 | Late Cenomanian | Maastrichtian |
|
| Exochosphaeridium sp.3 | Campanian | Maastrichtian |
|
| Exochosphaeridium sp.2 HNH | Coniacian | Maestrichtian |
|
| Exochosphaeridium sp.2 | Late Cretaceous | Campanian |
|
| Exochosphaeridium sp.1 HNH | Coniacian | Maestrichtian |
|
| Exochosphaeridium sp.1 | Late Cretaceous | Middle Maestrichtian |
|
| Exochosphaeridium sp. Dave.,1975 | Nd | Nd |
|