Genus Baltisphaeridium
- Species total:
- 794
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Baltisphaeridium lumectum | Paleozoic | Tertiary |
|
| Baltisphaeridium lychneum | Miocene | Miocene |
|
| Baltisphaeridium machaerophorum | Paleozoic | Recent |
|
| Baltisphaeridium macroceros | Caradocian | Emsian |
|
| Baltisphaeridium macropylum | Ordovician | Wenlockian |
|
| Baltisphaeridium maculatum | Ordovician | Ordovician |
|
| Baltisphaeridium magnoporatum | Ordovician | Silurian |
|
| Baltisphaeridium maius | Oandu | Rakvere |
|
| Baltisphaeridium malleoferum | Cretaceous | Cretaceous |
|
| Baltisphaeridium malum | Early Ordovician | Devonian |
|
| Baltisphaeridium malvernensis | Llandoverian | Llandoverian |
|
| Baltisphaeridium mannimum | Late Llandoverian | Late Llandoverian |
|
| Baltisphaeridium manum | Early Eocene | Late Eocene |
|
| Baltisphaeridium maravillosum | Early Gothlandian | Early Wenlockian |
|
| Baltisphaeridium mariannae | Late Cretaceous | Late Cretaceous |
|
| Baltisphaeridium massilum | Arenigian | Early Ludlovian |
|
| Baltisphaeridium maximum | Late Riphean | Dengying |
|