Genus Trematosphaeridium
- Species total:
- 35
- Age range:
- 4100 - 160 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Trematosphaeridium simplex | Precambriam | Precambriam |
|
| Trematosphaeridium communis | Precambriam | Precambriam |
|
| Trematosphaeridium inspissatum | Precambriam | Cambrian |
|
| Trematosphaeridium sp. Ilie.,1974 | Precambriam | Ordovician |
|
| Trematosphaeridium holtedahlii | Precambriam | Devonian |
|
| Trematosphaeridium sp | Precambriam | Callovian |
|
| Trematosphaeridium | Precambriam | Paleozoic |
|
| Trematosphaeridium minutum | Proterozoic | Early Cambrian |
|
| Trematosphaeridium sinuatum | Middle Proterozoic | Middle Proterozoic |
|
| Trematosphaeridium arbustus | Late Precambrian | Late Precambrian |
|
| Trematosphaeridium bhimae | Late Precambrian | Cambrian |
|
| Trematosphaeridium kurtunensis | Late Precambrian | Late Precambrian |
|
| Trematosphaeridium zairiense | Late Precambrian | Late Precambrian |
|
| Trematosphaeridium aculeatus | Riphean | Riphean |
|
| Trematosphaeridium bifurcatum | Middle Riphean | Middle Riphean |
|
| Trematosphaeridium biloculare | Middle Riphean | Middle Riphean |
|
| Trematosphaeridium tener | Middle Riphean | Middle Riphean |
|