Callaiosphaeridium |
Callaiosphaeridium asymmetricum
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Canningia |
Canningia colliveri
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Chlamydophorella |
Chlamydophorella nyei
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Classopollis |
Classopollis sp
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Cyclusphaera |
Cyclusphaera psilata
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Dingodinium |
Dingodinium sp
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Dioxya |
Dioxya armata
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Gonyaulacysta |
Gonyaulacysta cretacea
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Heslertonia |
Heslertonia heslertonensis
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Hystrichodinium |
Hystrichodinium oligacanthum
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Muderongia |
Muderongia staurota
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Occisucysta |
Occisucysta sp
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Prolixosphaeridium |
Prolixosphaeridium parvispinum
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Silicisphaera |
Silicisphaera ferox
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Spiniferites |
Spiniferites cingulatus
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Spiniferites |
Spiniferites ramosus
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |
Tanyosphaeridium |
Tanyosphaeridium variecalamum
|
Argentina(Santa Cruz) |
Late Barremian |
Early Aptian |