Riedelia |
Riedelia simplex
|
India |
Miocene |
|
Rogalskaisporites |
Rogalskaisporites cicatricosus
|
Poland |
Liassic |
|
Rostratispora |
Rostratispora
|
Nd |
Nd |
|
Rostratispora |
Rostratispora muricatus
|
Spitsbergen |
Nd |
|
Rotatisporites |
Rotatisporites
|
Belgium |
Westphalian |
|
Rouseisporites |
Rouseisporites
|
Nd |
Nd |
|
Rouseisporites |
Rouseisporites reticulatus
|
Canada |
Neocomian |
Albian |
Rubinella |
Rubinella
|
E.Germany |
Rhaetian |
|
Rudolphisporis |
Rudolphisporis rudolphii
|
E.Germany |
Early Miocene |
|
Rugubivesiculites |
Rugubivesiculites convolutus
|
Minnesota |
Late Cretaceous |
|
Ruguinaperturites |
Ruguinaperturites
|
Minnesota |
Late Cretaceous |
|
Rugulatisporites |
Rugulatisporites
|
Spitsbergen |
Early Tertiary |
|
Rugulatosporites |
Rugulatosporites salgotarjanensis
|
Hungary |
Miocene |
|
Rugumonoporites |
Rugumonoporites
|
Minnesota |
Late Cretaceous |
|
Rugusporomorphites |
Rugusporomorphites
|
Nigeria |
Cretaceous |
Paleocene |
Rugutriletes |
Rugutriletes
|
Minnesota |
Late Cretaceous |
|
Sabalpollenites |
Sabalpollenites
|
Hungary |
Eocene |
|