Baltisphaeridium |
Baltisphaeridium striatoconum
|
Poland |
Oxfordian |
|
Belodinium |
Belodinium dysculum
|
England |
Kimmeridgian |
|
Belodinium |
Belodinium dysculum
|
Australia(W.Australia) |
Late Kimmeridgian |
Portlandian |
Broomea |
Broomea ramosa
|
Australia |
Late Jurassic |
|
Broomea |
Broomea ramosa
|
Australia(W.Australia) |
Callovian |
|
Broomea |
Broomea ramosa
|
Australia(W.Australia) |
Kimmeridgian |
|
Broomea |
Broomea simplex
|
New Guinea(Papua) |
Late Jurassic |
|
Broomea |
Broomea simplex
|
Australia(W.Australia) |
Late Kimmeridgian |
Portlandian |
Canningia |
Canningia reticulata
|
Australia(W.Australia) |
Late Kimmeridgian |
Portlandian |
Cannosphaeropsis |
Cannosphaeropsis mirabilis
|
New Guinea(Papua) |
Late Jurassic |
|
Cannosphaeropsis |
Cannosphaeropsis mirabilis
|
Australia(W.Australia) |
Late Kimmeridgian |
Portlandian |
Cannosphaeropsis |
Cannosphaeropsis perforata
|
Germany |
Bathonian |
|
Cannosphaeropsis |
Cannosphaeropsis perforata
|
E.Germany |
Callovian |
|
Cantulodinium |
Cantulodinium protuberatum
|
England |
Pliensbachian |
|
Cantulodinium |
Cantulodinium protuberatum
|
England |
Toarcian |
|
Chlamydophorella |
Chlamydophorella membranoidea
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Chlamydophorella |
Chlamydophorella wallala
|
England |
Oxfordian |
|