Genus Lophosphaeridium
- Species total:
- 194
- Age range:
- 4100 - 0 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Lophosphaeridium aequicuspidatum | Tremadocian | Middle Caradocian |
|
| Lophosphaeridium aculeatum | Llandeilian | Ashgillian |
|
| Lophosphaeridium acinatum | Richmondian | Richmondian |
|
| Lophosphaeridium acietatum | Precambriam | Early Cambrian |
|
| Lophosphaeridium absolutum | Permian | Permian |
|
| Lophosphaeridium abnorme | Llandoverian | Wenlockian |
|
| Lophosphaeridium | Precambriam | Permian |
|