Aiora |
Aiora perforata
|
Australia(W.Australia) |
Turonian |
|
Aprobolocysta |
Aprobolocysta alata
|
Australia(W.Australia) |
Middle Hauterivian |
Early Barremian |
Aprobolocysta |
Aprobolocysta bipartita
|
Australia(W.Australia) |
Middle Hauterivian |
|
Aprobolocysta |
Aprobolocysta galeata
|
Australia(W.Australia) |
Valanginian |
Early Hauterivian |
Apteodinium |
Apteodinium palliatum
|
Australia(Offshore) |
Early Berriasian |
|
Areosphaeridium |
Areosphaeridium suggestium
|
Australia(Offshore) |
Santonian |
Middle Campanian |
Arvalidinium |
Arvalidinium arvense
|
Australia(Victoria) |
Santonian |
|
Avellodinium |
Avellodinium flagellatum
|
New Guinea(Papua) |
Valanginian |
|
Avellodinium |
Avellodinium lepidum
|
Australia(W.Australia) |
Late Valanginian |
Early Aptian |
Balteocysta |
Balteocysta perforata
|
Australia(W.Australia) |
Turonian |
|
Balteocysta |
Balteocysta rotula
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium septatum
|
Australia(Victoria) |
Late Paleocene |
|
Batiacasphaera |
Batiacasphaera angularis
|
Australia(W.Australia) |
Early Berriasian |
|
Batiacasphaera |
Batiacasphaera asperata
|
Australia(W.Australia) |
Valanginian |
Early Hauterivian |
Batiacasphaera |
Batiacasphaera cassiculus
|
New Zealand(N.I.) |
Porangan |
|
Batiacasphaera |
Batiacasphaera imperfecta
|
Australia(W.Australia) |
Barremian |
Early Aptian |
Batiacasphaera |
Batiacasphaera ovata
|
Australia(Offshore) |
Middle Hauterivian |
|