Genus Polysphaeridium
- Species total:
- 82
- Age range:
- 230 - 0 MA (obsolete dating)
- IRMNG:
- find
Name | From | To | Age range |
---|---|---|---|
Polysphaeridium type 460 | Late Albian | Early Cenomanian |
|
Polysphaeridium type 461 | Late Albian | Early Cenomanian |
|
Polysphaeridium pastielsii | Cenomanian | Late Neogene |
|
Polysphaeridium williamsii | Cenomanian | Early Turonian |
|
Polysphaeridium sp.B | Cenomanian | Burdigalian |
|
Polysphaeridium williamsi | Cenomanian | Paleocene |
|
Polysphaeridium sp.4 Zait.,1967 | Late Cretaceous | Late Cretaceous |
|
Polysphaeridium majus | Late Cretaceous | Early Eocene |
|
Polysphaeridium simplex | Late Cretaceous | Middle Miocene |
|
Polysphaeridium williereae | Senonian | Senonian |
|
Polysphaeridium granulosum | Campanian | Maastrichtian |
|
Polysphaeridium sp. Sala.,1991 | Campanian | Maastrichtian |
|
Polysphaeridium asperum | Maastrichtian | Early Pliocene |
|
Polysphaeridium sp.4 | Maastrichtian | Maastrichtian |
|
Polysphaeridium elongatum | Maastrichtian | Maastrichtian |
|
Polysphaeridium sp.3 | Maastrichtian | Maastrichtian |
|
Polysphaeridium punctatum | Maastrichtian | Maastrichtian |
|