Deltoidospora |
Deltoidospora psilostoma
|
North America |
Berriasian |
Albian |
Densoisporites |
Densoisporites circumundulatus
|
Canada(Alberta) |
Late Aptian |
Early Albian |
Densoisporites |
Densoisporites circumundulatus
|
North America |
Late Hauterivian |
Albian |
Densoisporites |
Densoisporites microrugulatus
|
Canada(Alberta) |
Late Hauterivian |
Early Barremian |
Densoisporites |
Densoisporites microrugulatus
|
North America |
Berriasian |
Albian |
Densoisporites |
Densoisporites velatus
|
Canada(Alberta) |
Late Barremian |
Early Aptian |
Densoisporites |
Densoisporites velatus
|
North America |
Berriasian |
Albian |
Dictyophyllidites |
Dictyophyllidites harrisii
|
Canada(Alberta) |
Late Barremian |
Early Aptian |
Dictyophyllidites |
Dictyophyllidites harrisii
|
North America |
Berriasian |
Albian |
Dictyophyllidites |
Dictyophyllidites pectinataeformis
|
Nd |
Nd |
|
Dictyophyllidites |
Dictyophyllidites sp. Bren.,1963
sp. nov. |
Nd |
Nd |
|
Dictyophyllidites |
Dictyophyllidites sp. Sing.,1971
sp. nov. |
Nd |
Nd |
|
Dictyotriletes |
Dictyotriletes granulatus
|
North America |
Late Hauterivian |
Early Cenomanian |
Dictyotriletes |
Dictyotriletes granulatus
|
Canada(Alberta) |
Late Aptian |
Early Albian |
Dictyotriletes |
Dictyotriletes southeyensis
|
North America |
Hauterivian |
Early Albian |
Dictyotriletes |
Dictyotriletes southeyensis
|
Canada(Alberta) |
Hauterivian |
Early Albian |
Distaltriangulisporites |
Distaltriangulisporites costatus
|
Montana |
Late Barremian |
Early Aptian |