Genus Polysphaeridium
- Species total:
- 82
- Age range:
- 230 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Polysphaeridium | Triassic | Cenozoic |
|
| Polysphaeridium langii | Middle Rhaetian | Sinemurian |
|
| Polysphaeridium caminuspinum | Hettangian | Hettangian |
|
| Polysphaeridium amalthei | Pliensbachian | Pliensbachian |
|
| Polysphaeridium sp | Early Toarcian | Pleistocene |
|
| Polysphaeridium deflandrei | Late Toarcian | Bathonian |
|
| Polysphaeridium paulinae | Bajocian | Bajocian |
|
| Polysphaeridium vestitum | Early Callovian | Early Callovian |
|
| Polysphaeridium sulaimanii | Late Jurassic | Late Jurassic |
|
| Polysphaeridium perovatum | Early Cretaceous | Early Cretaceous |
|
| Polysphaeridium sp.1 | Berriasian | Early Pliocene |
|
| Polysphaeridium sp.A | Berriasian | Late Miocene |
|
| Polysphaeridium tribrachiosum | Early Cretaceous | Early Cretaceous |
|
| Polysphaeridium rhabdophorum | Cretaceous | Maastrichtian |
|
| Polysphaeridium laminaspinosum | Neocomian | Coniacian |
|
| Polysphaeridium follium | Early Cretaceous | Early Cretaceous |
|
| Polysphaeridium fucosum | Cretaceous | Maastrichtian |
|