Spheripollenites |
Spheripollenites scabratus
|
Canada(W.Canada) |
Jurassic |
|
Spheripollenites |
Spheripollenites scabratus
|
Scotland(Sutherland) |
Bathonian |
|
Sporites |
Sporites bicollateralis
|
Canada(W.Canada) |
Early Jurassic |
Middle Jurassic |
Sporites |
Sporites bicollateralis
|
Poland |
Early Liassic |
|
Sporites |
Sporites trichopunctatus
|
Canada(W.Canada) |
Early Jurassic |
|
Sporites |
Sporites trichopunctatus
|
Poland |
Dogger |
|
Staplinisporites |
Staplinisporites jurassicus
sp. nov. |
Canada(W.Canada) |
Late Jurassic |
|
Stereisporites |
Stereisporites antiquasporites
|
Canada(W.Canada) |
Jurassic |
|
Stereisporites |
Stereisporites clavus
|
Canada(W.Canada) |
Jurassic |
|
Stereisporites |
Stereisporites clavus
|
Australia(W.Australia) |
Neocomian |
Aptian |
Tigrisporites |
Tigrisporites halleinis
|
Canada(W.Canada) |
Middle Jurassic |
|
Todisporites |
Todisporites rotundiformis
|
Canada(W.Canada) |
Early Jurassic |
Middle Jurassic |
Todisporites |
Todisporites rotundiformis
|
USSR(Omskaya Oblast) |
Early Cretaceous |
|
Todisporites |
Todisporites shackletonensis
sp. nov. |
Canada(W.Canada) |
Jurassic |
|
Triangulopsis |
Triangulopsis
|
Canada(W.Canada) |
Jurassic |
|
Triangulopsis |
Triangulopsis discoidalis
|
Canada(W.Canada) |
Middle Jurassic |
Late Jurassic |
Triangulopsis |
Triangulopsis minor
sp. nov. |
Canada(W.Canada) |
Middle Jurassic |
|