Hystrichosphaeridium |
Hystrichosphaeridium mantellii
|
Israel |
Late Jurassic |
|
Hystrichosphaeridium |
Hystrichosphaeridium pachydermum
|
Australia |
Late Jurassic |
|
Hystrichosphaeridium |
Hystrichosphaeridium pachydermum
|
Australia(W.Australia) |
Kimmeridgian |
|
Hystrichosphaeridium |
Hystrichosphaeridium pachydermum
|
Australia(W.Australia) |
Late Kimmeridgian |
Portlandian |
Hystrichosphaeridium |
Hystrichosphaeridium petilum
|
England |
Kimmeridgian |
|
Hystrichosphaeridium |
Hystrichosphaeridium petilum
|
France |
Kimmeridgian |
|
Hystrichosphaeridium |
Hystrichosphaeridium polonicum
|
Poland |
Oxfordian |
|
Hystrichosphaeridium |
Hystrichosphaeridium polonicum
|
New Zealand |
Late Jurassic |
|
Hystrichosphaeridium |
Hystrichosphaeridium pulcherrimum
|
New Zealand |
Late Jurassic |
|
Hystrichosphaeridium |
Hystrichosphaeridium toryna
|
Australia(W.Australia) |
Late Kimmeridgian |
Portlandian |
Hystrichosphaeridium |
Hystrichosphaeridium truncigerum
|
Poland |
Oxfordian |
|
Imbatodinium |
Imbatodinium antennatum
|
England |
Kimmeridgian |
|
Imbatodinium |
Imbatodinium antennatum
|
France |
Kimmeridgian |
|
Imbatodinium |
Imbatodinium imbatodinense
|
USSR |
Late Kimmeridgian |
Portlandian |
Imbatodinium |
Imbatodinium kondratjevii
|
USSR |
Late Kimmeridgian |
Portlandian |
Imbatodinium |
Imbatodinium verrucosum
|
USSR(Moscow) |
Late Kimmeridgian |
Portlandian |
Imbatodinium |
Imbatodinium villosum
|
England |
Kimmeridgian |
|