Pareodinia |
Pareodinia borealis
|
Canada(NWT,Mackenzie) |
Early Oxfordian |
Kimmeridgian |
Pareodinia |
Pareodinia capillosa
|
Canada(NWT,Mackenzie) |
Early Oxfordian |
Kimmeridgian |
Pareodinia |
Pareodinia ceratophora
|
Canada(NWT,Mackenzie) |
Middle Kimmeridgian |
Hauterivian |
Perisseiasphaeridium |
Perisseiasphaeridium eisenackii
|
Canada(NWT,Mackenzie) |
Hauterivian |
Aptian |
Prionodinium |
Prionodinium alaskense
|
Canada(NWT,Mackenzie) |
Hauterivian |
Barremian |
Prionodinium |
Prionodinium alveolatum
|
Canada(NWT,Mackenzie) |
Barremian |
|
Prolixosphaeridium |
Prolixosphaeridium parvispinum
|
Canada(NWT,Mackenzie) |
Barremian |
|
Psaligonyaulax |
Psaligonyaulax apatela
|
Canada(NWT,Mackenzie) |
Late Jurassic |
Early Cretaceous |
Psaligonyaulax |
Psaligonyaulax dualis
|
Canada(NWT,Mackenzie) |
Early Oxfordian |
Kimmeridgian |
Pseudoceratium |
Pseudoceratium nudum
|
Canada(NWT,Mackenzie) |
Hauterivian |
Barremian |
Pseudoceratium |
Pseudoceratium pelliferum
|
Canada(NWT,Mackenzie) |
Barremian |
Aptian |
Pseudoceratium |
Pseudoceratium retusum
sp. nov. |
Canada(NWT,Mackenzie) |
Barremian |
Aptian |
Pterospermopsis |
Pterospermopsis australiensis
|
Canada(NWT,Mackenzie) |
Hauterivian |
Middle Albian |
Pterospermopsis |
Pterospermopsis australiensis
|
Canada(NWT,Mackenzie) |
Hauterivian |
Middle Albian |
Scriniodinium |
Scriniodinium apatelum
|
Canada(NWT,Mackenzie) |
Late Jurassic |
Early Cretaceous |
Scriniodinium |
Scriniodinium apatelum
|
Australia(W.Australia) |
Oxfordian |
Early Kimmeridgian |
Scriniodinium |
Scriniodinium crystallinum
|
Canada(NWT,Mackenzie) |
Early Oxfordian |
Early Kimmeridgian |