Exochosphaeridium |
Exochosphaeridium bifidum
|
South Carolina |
Campanian |
Maestrichtian |
Exochosphaeridium |
Exochosphaeridium phragmites
|
South Carolina |
Campanian |
Maestrichtian |
Fromea |
Fromea amphora
|
South Carolina |
Campanian |
Early Maestrichtian |
Fromea |
Fromea fragilis
|
South Carolina |
Late Campanian |
|
Fromea |
Fromea laevigata
|
South Carolina |
Maestrichtian |
|
Gerdiocysta |
Gerdiocysta cassiculus
|
South Carolina |
Late Maestrichtian |
|
Gillinia |
Gillinia hymenophora
|
South Carolina |
Late Campanian |
|
Gillinia |
Gillinia sp
|
South Carolina |
Campanian |
Maestrichtian |
Glaphyrocysta |
Glaphyrocysta reticulosa
|
South Carolina |
Late Campanian |
Maestrichtian |
Glaphyrocysta |
Glaphyrocysta retiintexta
|
Georgia |
Late Maestrichtian |
|
Glaphyrocysta |
Glaphyrocysta retiintexta
|
South Carolina |
Late Campanian |
Maestrichtian |
Glomodinium |
Glomodinium evittii
|
Wyoming |
Bathonian |
Callovian |
Gonyaulacysta |
Gonyaulacysta centriconnata
|
Wyoming |
Callovian |
|
Gonyaulacysta |
Gonyaulacysta eisenackii
|
Wyoming |
Bathonian |
Callovian |
Gonyaulacysta |
Gonyaulacysta helicoidea
|
Wyoming |
Bathonian |
Callovian |
Gonyaulacysta |
Gonyaulacysta jurassica
|
Wyoming |
Bathonian |
Callovian |
Gonyaulacysta |
Gonyaulacysta sp.1
sp. nov. |
Wyoming |
Bajocian |
|