Aptea |
Aptea anaphrissa
|
USA(Eastern Offshore) |
Barremian |
|
Aptea |
Aptea polymorpha
|
USA(Eastern Offshore) |
Aptian |
|
Chytroeisphaeridia |
Chytroeisphaeridia dictydia
|
USA(Eastern Offshore) |
Bathonian |
Callovian |
Cleistosphaeridium |
Cleistosphaeridium polypes
|
USA(Eastern Offshore) |
Barremian |
Early Cenomanian |
Cribroperidinium |
Cribroperidinium edwardsii
|
USA(Eastern Offshore) |
Barremian |
Early Cenomanian |
Ctenidodinium |
Ctenidodinium elegantulum
|
USA(Eastern Offshore) |
Late Kimmeridgian |
Early Barremian |
Ctenidodinium |
Ctenidodinium pachydermum
|
USA(Eastern Offshore) |
Bathonian |
Callovian |
Ctenidodinium |
Ctenidodinium panneum
|
USA(Eastern Offshore) |
Kimmeridgian |
Tithonian |
Ctenidodinium |
Ctenidodinium stauromatos
|
USA(Eastern Offshore) |
Bathonian |
Callovian |
Cyclonephelium |
Cyclonephelium tabulatum
|
USA(Eastern Offshore) |
Late Barremian |
Early Albian |
Epelidosphaeridia |
Epelidosphaeridia spinosa
|
USA(Eastern Offshore) |
Late Albian |
Cenomanian |
Geiselodinium |
Geiselodinium inaffectum
|
USA(Eastern Offshore) |
Kimmeridgian |
Tithonian |
Geiselodinium |
Geiselodinium inaffectum
|
USA(Eastern Offshore) |
Bathonian |
Oxfordian |
Geiselodinium |
Geiselodinium paeminosum
|
USA(Eastern Offshore) |
Oxfordian |
Tithonian |
Gonyaulacysta |
Gonyaulacysta helicoidea
|
USA(Eastern Offshore) |
Berriasian |
Hauterivian |
Hystrichogonyaulax |
Hystrichogonyaulax cornigera
|
USA(Eastern Offshore) |
Bathonian |
Callovian |
Hystrichogonyaulax |
Hystrichogonyaulax pectinigera
|
USA(Eastern Offshore) |
Bathonian |
Callovian |