Cingulatisporites |
Cingulatisporites sp
|
South Dakota |
Aptian |
Albian |
Classopollis |
Classopollis classoides
|
South Dakota |
Aptian |
Albian |
Concavisporites |
Concavisporites baldurnensis
|
South Dakota |
Aptian |
Albian |
Concavisporites |
Concavisporites cavus
|
South Dakota |
Aptian |
Albian |
Concavisporites |
Concavisporites densus
sp. nov. |
South Dakota |
Aptian |
Albian |
Concavisporites |
Concavisporites infirmus
|
South Dakota |
Aptian |
Albian |
Concavisporites |
Concavisporites parkinii
|
South Dakota |
Aptian |
Albian |
Concavisporites |
Concavisporites punctatus
|
South Dakota |
Aptian |
Albian |
Concavisporites |
Concavisporites sp.A
sp. nov. |
South Dakota |
Aptian |
Albian |
Concavisporites |
Concavisporites sp.B
sp. nov. |
South Dakota |
Aptian |
Albian |
Concavissimisporites |
Concavissimisporites
|
Belgium |
Wealden |
|
Concavissimisporites |
Concavissimisporites asper
sp. nov. |
South Dakota |
Aptian |
Albian |
Concavissimisporites |
Concavissimisporites punctatus
|
South Dakota |
Aptian |
Albian |
Concavissimisporites |
Concavissimisporites variverrucatus
|
South Dakota |
Aptian |
Albian |
Converrucosisporites |
Converrucosisporites proxigranulatus
|
South Dakota |
Aptian |
Albian |
Cooksonites |
Cooksonites lakotensis
sp. nov. |
South Dakota |
Aptian |
Albian |
Cyathidites |
Cyathidites minor
|
South Dakota |
Aptian |
Albian |