Genus Baltisphaeridium
- Species total:
- 794
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Baltisphaeridium pauciechinatum | Llandeilian | Caradocian |
|
| Baltisphaeridium paucifurcatum | Late Paleocene | Eocene |
|
| Baltisphaeridium paucispinum | Paleozoic | Ludlovian |
|
| Baltisphaeridium pauciverrucosum | Ordovician | Onnian |
|
| Baltisphaeridium pauperum | Early Eocene | Early Eocene |
|
| Baltisphaeridium pectiniforme | Paleozoic | Chattian |
|
| Baltisphaeridium pedicellatum | Early Ordovician | Early Arenigian |
|
| Baltisphaeridium pellicidum | Middle Cambrian | Middle Cambrian |
|
| Baltisphaeridium peltatum | Late Llandoverian | Emsian |
|
| Baltisphaeridium pentagonum | Late Cambrian | Silurian |
|
| Baltisphaeridium pequenhum | Silurian | Silurian |
|
| Baltisphaeridium perclarum | Llanvirnian | Ashgillian |
|
| Baltisphaeridium perpaucispinum | Tremadocian | Llandeilian |
|
| Baltisphaeridium perrarum | Riphean | Riphean |
|
| Baltisphaeridium perspicuum | Tremadocian | Tremadocian |
|
| Baltisphaeridium pilar | Silurian | Nd |
|
| Baltisphaeridium piliferum | Devonian | Early Famennian |
|