Retitricolporites |
Retitricolporites guianensis
|
Colombia |
Eocene |
|
Retitricolporites |
Retitricolporites guianensis
|
India(Madras) |
Miocene |
|
Retitricolporoidites |
Retitricolporoidites microreticulatus
|
India |
Paleocene |
|
Retitriporites |
Retitriporites
|
Nd |
Nd |
|
Retitriporites |
Retitriporites aspidopori
|
Malaysia(Sarawak) |
Eocene |
|
Retitriporites |
Retitriporites curvimurati
|
India(Madras) |
Miocene |
|
Retusisporites |
Retusisporites
|
Nd |
Nd |
|
Retusotriletes |
Retusotriletes
|
Belgium |
Early Devonian |
|
Retusotriletes |
Retusotriletes
|
Canada(Quebec) |
Devonian |
|
Retusotriletes |
Retusotriletes mesozoicus
|
Nd |
Nd |
|
Rhaetipollis |
Rhaetipollis
|
Nd |
Nd |
|
Rhaetipollis |
Rhaetipollis germanicus
|
E.Germany |
Middle Rhaetian |
|
Rhoipites |
Rhoipites
|
Nd |
Nd |
|
Rogalskaisporites |
Rogalskaisporites
|
E.Germany |
Rhaetian |
Liassic |
Rotaspora |
Rotaspora
|
Argentina |
Early Cretaceous |
|
Rotverrusporites |
Rotverrusporites
|
Nd |
Nd |
|
Rotverrusporites |
Rotverrusporites obscurilaesuratus
|
Canada |
Barremian |
|