Gonyaulacysta |
Gonyaulacysta jurassica
|
California |
Early Cretaceous |
|
Muderongia |
Muderongia sp
|
California |
Early Cretaceous |
|
Trilobosporites |
Trilobosporites sp
|
California |
Early Cretaceous |
|
Aequitriradites |
Aequitriradites spinulosus
|
California |
Early Cretaceous |
|
Gonyaulacysta |
Gonyaulacysta jurassica
|
California |
Early Tertiary |
|
Litosphaeridium |
Litosphaeridium siphoniphorum
|
California |
Albian |
Maastrichtian |
Palaeohystrichophora |
Palaeohystrichophora infusorioides
|
California |
Late Cretaceous |
|
Dinogymnium |
Dinogymnium sp
|
California |
Late Cretaceous |
|
Deflandrea |
Deflandrea magnifica
|
California |
Late Cretaceous |
|
Proteacidites |
Proteacidites thalmannii
|
California |
Late Cretaceous |
|
Wetzeliella |
Wetzeliella ornata
|
California |
Eocene |
|
Wetzeliella |
Wetzeliella echinosuturata
|
California |
Eocene |
|
Wetzeliella |
Wetzeliella lineidentata
|
California |
Eocene |
|
Wetzeliella |
Wetzeliella tenuivirgula
|
California |
Eocene |
|
Areosphaeridium |
Areosphaeridium diktyoplokum
|
California |
Eocene |
|
Cordosphaeridium |
Cordosphaeridium funiculatum
|
California |
Eocene |
|
Cyclonephelium |
Cyclonephelium pastielsii
|
California |
Eocene |
|