Contignisporites |
Contignisporites glebulentus
|
Canada(Alberta) |
Early Barremian |
|
Contignisporites |
Contignisporites glebulentus
|
North America |
Hauterivian |
Albian |
Contignisporites |
Contignisporites glebulentus
|
Worldwide |
Berriasian |
Albian |
Contignisporites |
Contignisporites multimuratus
|
North America |
Late Hauterivian |
Middle Albian |
Contignisporites |
Contignisporites multimuratus
|
Worldwide |
Valanginian |
Middle Albian |
Converrucosisporites |
Converrucosisporites exquisitus
|
North America |
Berriasian |
Middle Albian |
Converrucosisporites |
Converrucosisporites saskatchewanensis
|
Nd |
Nd |
|
Cooksonites |
Cooksonites variabilis
|
Canada(Alberta) |
Late Barremian |
Early Aptian |
Cooksonites |
Cooksonites variabilis
|
North America |
Late Berriasian |
Albian |
Coptospora |
Coptospora reticulata
|
Canada(Alberta) |
Late Aptian |
Early Albian |
Coptospora |
Coptospora reticulata
|
North America |
Hauterivian |
Middle Albian |
Coptospora |
Coptospora striata
|
North America |
Late Valanginian |
Early Aptian |
Coptospora |
Coptospora striata
|
Canada(Alberta) |
Late Barremian |
Early Aptian |
Coronatispora |
Coronatispora valdensis
|
Worldwide |
Tithonian |
Cenomanian |
Coronatispora |
Coronatispora valdensis
|
North America |
Berriasian |
Albian |
Coronatispora |
Coronatispora valdensis
|
Canada(Alberta) |
Late Barremian |
Early Aptian |
Costatoperforosporites |
Costatoperforosporites angicanalis
|
North America |
Berriasian |
Aptian |