Genus Baltisphaeridium
- Species total:
- 794
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Baltisphaeridium hinzilinii | Late Caradocian | Late Caradocian |
|
| Baltisphaeridium hippocrepicum | Early Ordovician | Early Ordovician |
|
| Baltisphaeridium hirsutoides | Early Paleozoic | Silurian |
|
| Baltisphaeridium hirsutum | Vendian | Cenomanian |
|
| Baltisphaeridium hirtum | Early Paleozoic | Early Paleozoic |
|
| Baltisphaeridium horridum | Late Cretaceous | Late Cretaceous |
|
| Baltisphaeridium huecospinosum | Late Siegenian | Emsian |
|
| Baltisphaeridium huguoniotii | Late Cretaceous | Late Cretaceous |
|
| Baltisphaeridium hunjiangense | Tremadocian | Early Arenigian |
|
| Baltisphaeridium hydraferum | Ordovician | Early Famennian |
|
| Baltisphaeridium hymenoferum | Paleozoic | Paleozoic |
|
| Baltisphaeridium hystrentos | Soudleyan | Onnian |
|
| Baltisphaeridium hystrichoreticulatum | Ordovician | Ordovician |
|
| Baltisphaeridium iaculigerum | Dogger | Tithonian |
|
| Baltisphaeridium ianischewskyi | Early Cambrian | Middle Cambrian |
|
| Baltisphaeridium illinoii | Silurian | Silurian |
|
| Baltisphaeridium impalpabile | Arenigian | Baoto |
|