Genus Baltisphaeridium
- Species total:
- 794
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Baltisphaeridium orbum | Caradocian | Ashgillian |
|
| Baltisphaeridium arboreum | Tremadocian | Ashgillian |
|
| Baltisphaeridium tranvikense | Early Ordovician | Late Ordovician |
|
| Baltisphaeridium lancettispinae | Early Ordovician | Late Ordovician |
|
| Baltisphaeridium coolibahense | Early Arenigian | Ashgillian |
|
| Baltisphaeridium vologdense | Late Caradocian | Ashgillian |
|
| Baltisphaeridium latiaculeatum | Early Cambrian | Ashgillian |
|
| Baltisphaeridium stellarae | Tremadocian | Ashgillian |
|
| Baltisphaeridium kunmingense | Late Tremadocian | Ashgillian |
|
| Baltisphaeridium cerinum | Precambriam | Ordovician |
|
| Baltisphaeridium polyradiatum | Tremadocian | Ashgillian |
|
| Baltisphaeridium bulbosum | Early Ordovician | Late Ordovician |
|
| Baltisphaeridium mickwitzi | Late Cambrian | Ashgillian |
|
| Baltisphaeridium sp. Uute.,1989 | Late Arenigian | Ashgillian |
|
| Baltisphaeridium dorofeevii | Early Cambrian | Ashgillian |
|
| Baltisphaeridium moesianum | Caradocian | Ashgillian |
|
| Baltisphaeridium solidum | Early Cambrian | Ashgillian |
|