Genus Sulcatosphaeridium
- Species total:
- 13
- Age range:
- 570 - 370 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Sulcatosphaeridium | Early Paleozoic | Early Paleozoic |
|
| Sulcatosphaeridium glabrum | Early Cambrian | Early Cambrian |
|
| Sulcatosphaeridium incomptum | Ordovician | Early Devonian |
|
| Sulcatosphaeridium inconspicuum | Ordovician | Silurian |
|
| Sulcatosphaeridium incrustatum | Middle Cambrian | Late Cambrian |
|
| Sulcatosphaeridium marginatum | Cambrian | Early Gothlandian |
|
| Sulcatosphaeridium minutum | Early Cambrian | Early Cambrian |
|
| Sulcatosphaeridium ovale | Early Cambrian | Silurian |
|
| Sulcatosphaeridium pilosellum | Late Ordovician | Silurian |
|
| Sulcatosphaeridium sp | Tremadocian | Silurian |
|
| Sulcatosphaeridium tenuirugosum | Ordovician | Early Gothlandian |
|
| Sulcatosphaeridium tuberculatum | Ordovician | Ordovician |
|
| Sulcatosphaeridium tuberculiformis | Middle Ordovician | Early Gothlandian |
|