Acanthaulax |
Acanthaulax crispa
|
Celtic Sea |
Late Bajocian |
|
Acanthaulax |
Acanthaulax senta
|
Celtic Sea |
Early Oxfordian |
|
Acanthotriletes |
Acanthotriletes ovalis
|
Celtic Sea |
Late Rhaetian |
Hettangian |
Acanthotriletes |
Acanthotriletes varispinosus
|
Celtic Sea |
Late Barremian |
|
Acanthotriletes |
Acanthotriletes varius
|
Celtic Sea |
Late Rhaetian |
Hettangian |
Aequitriradites |
Aequitriradites spinulosus
|
Celtic Sea |
Early Barremian |
Early Aptian |
Aequitriradites |
Aequitriradites verrucosus
|
Celtic Sea |
Early Barremian |
|
Aldorfia |
Aldorfia aldorfensis
|
Celtic Sea |
Late Bajocian |
Bathonian |
Aptea |
Aptea anaphrissa
|
Celtic Sea |
Late Barremian |
|
Aptea |
Aptea securigera
|
Celtic Sea |
Late Aptian |
|
Aratrisporites |
Aratrisporites fimbriatus
|
Celtic Sea |
Late Rhaetian |
|
Ascodinium |
Ascodinium scabrosum
|
Celtic Sea |
Late Albian |
|
Ascodinium |
Ascodinium verrucosum
|
Celtic Sea |
Late Albian |
|
Callialasporites |
Callialasporites sp
|
Celtic Sea |
Portlandian |
|
Callialasporites |
Callialasporites sp
|
Celtic Sea |
Early Barremian |
|
Camarozonosporites |
Camarozonosporites insignis
|
Celtic Sea |
Early Barremian |
Middle Albian |
Canningia |
Canningia reticulata
|
Celtic Sea |
Early Barremian |
|