Achomosphaera |
Achomosphaera neptuni
|
Atlantic Coast Offshore |
Valanginian |
Middle Hauterivian |
Achomosphaera |
Achomosphaera neptuni
|
France |
Berriasian |
Hauterivian |
Achomosphaera |
Achomosphaera ramulifera
|
Atlantic Coast Offshore |
Late Aptian |
Middle Albian |
Amphorula |
Amphorula metaelliptica
|
Atlantic Coast Offshore |
Late Berriasian |
|
Amphorula |
Amphorula metaelliptica
|
France |
Late Berriasian |
|
Aprobolocysta |
Aprobolocysta eilema
|
France |
Late Hauterivian |
|
Aprobolocysta |
Aprobolocysta varigranosa
|
France |
Late Berriasian |
Hauterivian |
Avellodinium |
Avellodinium falsificum
|
France |
Early Valanginian |
Hauterivian |
Batioladinium |
Batioladinium gochtii
|
France |
Late Berriasian |
Hauterivian |
Batioladinium |
Batioladinium longicornutum
|
France |
Late Valanginian |
Hauterivian |
Biorbifera |
Biorbifera johnewingii
|
Atlantic Coast Offshore |
Late Berriasian |
Late Valanginian |
Biorbifera |
Biorbifera johnewingii
|
France |
Late Berriasian |
Late Valanginian |
Callaiosphaeridium |
Callaiosphaeridium asymmetricum
|
Atlantic Coast Offshore |
Late Hauterivian |
Early Albian |
Callaiosphaeridium |
Callaiosphaeridium asymmetricum
|
France |
Hauterivian |
|
Cassiculosphaeridia |
Cassiculosphaeridia reticulata
|
Atlantic Coast Offshore |
Late Barremian |
Aptian |
Chlamydophorella |
Chlamydophorella membranoidea
|
Atlantic Coast Offshore |
Middle Callovian |
Middle Hauterivian |
Chlamydophorella |
Chlamydophorella nyei
|
Atlantic Coast Offshore |
Late Barremian |
Vraconian |