Genus Palaeotetradinium
- Species total:
- 14
- Age range:
- 250 - 22.5 MA (obsolete dating)
- IRMNG:
- find
| Name | From | To | Age range |
|---|---|---|---|
| Palaeotetradinium natans | Nd | Nd |
|
| Palaeotetradinium sp.1 | Middle Eocene | Early Oligocene |
|
| Palaeotetradinium minusculum | Maastrichtian | Middle Rupelian |
|
| Palaeotetradinium maastrichtiense | Campanian | Maastrichtian |
|
| Palaeotetradinium shawmutensis | Late Cretaceous | Late Cretaceous |
|
| Palaeotetradinium hermesinoides | Late Cretaceous | Late Cretaceous |
|
| Palaeotetradinium sp | Late Albian | Late Thanetian |
|
| Palaeotetradinium sp.A Gube.et al,1984 | Barremian | Early Aptian |
|
| Palaeotetradinium paucispinum | Valanginian | Middle Albian |
|
| Palaeotetradinium | Cretaceous | Oligocene |
|
| Palaeotetradinium silicorum | Cretaceous | Paleocene |
|
| Palaeotetradinium caudatum | Early Kimmeridgian | Early Thanetian |
|
| Palaeotetradinium simplex | Middle Oxfordian | Berriasian |
|
| Palaeotetradinium hyalodermum | Zechstein | Danian |
|