Arcellites |
Arcellites rugosus
|
Canada(Alberta) |
Late Berriasian |
Aptian |
Arcellites |
Arcellites santacrucensis
|
Argentina(Santa Cruz) |
Aptian |
Albian |
Arcellites |
Arcellites spongiosus
|
Germany |
Aptian |
|
Arcellites |
Arcellites trifoliatus
|
India(Tamil Nadu) |
Late Cretaceous |
|
Arcellites |
Arcellites vectis
|
England |
Barremian |
|
Arcellites |
Arcellites yiminensis
|
China(Inner Mongolia) |
Barremian |
Aptian |
Ariadnaesporites |
Ariadnaesporites antiquatus
|
Canada(Alberta) |
Late Cenomanian |
|
Ariadnaesporites |
Ariadnaesporites ariadnae
|
Greenland |
Late Turonian |
Coniacian |
Ariadnaesporites |
Ariadnaesporites caperatus
|
Canada(Alberta) |
Late Cenomanian |
|
Ariadnaesporites |
Ariadnaesporites capulifer
|
Netherlands |
Santonian |
|
Ariadnaesporites |
Ariadnaesporites caudatus
|
New Jersey |
Cenomanian |
|
Ariadnaesporites |
Ariadnaesporites cristatus
|
Alabama |
Cenomanian |
|
Ariadnaesporites |
Ariadnaesporites fluviatilis
|
Montana |
Maastrichtian |
|
Ariadnaesporites |
Ariadnaesporites fustiformis
|
Canada(Alberta) |
Middle Cenomanian |
|
Ariadnaesporites |
Ariadnaesporites hirsutus
|
Portugal |
Cenomanian |
Turonian |
Ariadnaesporites |
Ariadnaesporites indicus
|
India(Tamil Nadu) |
Maastrichtian |
|
Ariadnaesporites |
Ariadnaesporites intermedius
|
Maryland |
Turonian |
|