Acanthotriletes |
Acanthotriletes sp
|
Canada(Arctic) |
Late Scythian |
Liassic |
Aculeispores |
Aculeispores variabilis
|
Canada(Arctic) |
Griesbachian |
Early Smithian |
Aculeispores |
Aculeispores variabilis
|
Canada(Arctic) |
Early Smithian |
|
Alisporites |
Alisporites giganteus
|
Canada(Arctic) |
Liassic |
|
Alisporites |
Alisporites grandis
|
Canada(Arctic) |
Early Liassic |
|
Alisporites |
Alisporites grandis
|
Canada(Arctic) |
Liassic |
|
Alisporites |
Alisporites plicatus
|
Canada(Arctic) |
Liassic |
|
Alisporites |
Alisporites sp
|
Canada(Arctic) |
Triassic |
Early Jurassic |
Alisporites |
Alisporites tenuicorpus
|
Canada(Arctic) |
Late Permian |
|
Anapiculatisporites |
Anapiculatisporites sp
|
Canada(Arctic) |
Early Liassic |
|
Annulispora |
Annulispora folliculosa
|
Canada(Arctic) |
Rhaetian |
Liassic |
Annulispora |
Annulispora sp
|
Canada(Arctic) |
Liassic |
|
Antulsporites |
Antulsporites varigranulatus
|
Canada(Arctic) |
Early Liassic |
|
Apiculatisporis |
Apiculatisporis langouwii
|
Canada(Arctic) |
Early Smithian |
|
Apiculatisporis |
Apiculatisporis sp
|
Canada(Arctic) |
Late Scythian |
Liassic |
Aratrisporites |
Aratrisporites fischeri
|
Canada(Arctic) |
Liassic |
|
Aratrisporites |
Aratrisporites fischeri
|
Canada(Arctic) |
Griesbachian |
Dienerian |