Kleithriasphaeridium |
Kleithriasphaeridium simplicispinum
|
France |
Early Valanginian |
Hauterivian |
Lithodinia |
Lithodinia jurassica
|
Atlantic Coast Offshore |
Middle Callovian |
Early Oxfordian |
Lithodinia |
Lithodinia sp
|
Atlantic Coast Offshore |
Middle Callovian |
|
Lithodinia |
Lithodinia stoveri
|
Atlantic Coast Offshore |
Aptian |
Early Albian |
Litosphaeridium |
Litosphaeridium siphoniphorum
|
Atlantic Coast Offshore |
Vraconian |
|
Muderongia |
Muderongia extensiva
|
France |
Early Valanginian |
Hauterivian |
Muderongia |
Muderongia simplex
|
Atlantic Coast Offshore |
Late Berriasian |
|
Muderongia |
Muderongia simplex
|
France |
Berriasian |
Hauterivian |
Muderongia |
Muderongia simplex
|
France |
Berriasian |
Early Valanginian |
Muderongia |
Muderongia staurota
|
Atlantic Coast Offshore |
Late Hauterivian |
Early Aptian |
Muderongia |
Muderongia staurota
|
France |
Hauterivian |
|
Muderongia |
Muderongia tetracantha
|
France |
Late Hauterivian |
|
Muderongia |
Muderongia tomaszowensis
|
France |
Early Valanginian |
Hauterivian |
Nelchinopsis |
Nelchinopsis kostromiensis
|
France |
Late Valanginian |
Hauterivian |
Occisucysta |
Occisucysta balios
|
Atlantic Coast Offshore |
Kimmeridgian |
|
Occisucysta |
Occisucysta evittii
|
Atlantic Coast Offshore |
Kimmeridgian |
|
Odontochitina |
Odontochitina operculata
|
Atlantic Coast Offshore |
Late Hauterivian |
Vraconian |