| Mancicorpus |
Mancicorpus striatus
|
Canada(Alberta) |
Maastrichtian |
|
| Microcarpolithus |
Microcarpolithus
|
Iowa |
Aachenian |
Senonian |
| Microcarpolithus |
Microcarpolithus hexagonalis
|
Nd |
Nd |
|
| Minerisporites |
Minerisporites mirabilis
|
Iowa |
Cenomanian |
|
| Molaspora |
Molaspora lobata
|
Iowa |
Cenomanian |
|
| Myrtaceidites |
Myrtaceidites
|
Gabon |
Late Cretaceous |
|
| Nothofagus |
Nothofagus
|
Nigeria |
Cretaceous |
Eocene |
| Nudopollis |
Nudopollis terminalis
|
California |
Danian |
|
| Ocellipollis |
Ocellipollis munitus
|
USSR(Siberia) |
Cretaceous |
|
| Ocellipollis |
Ocellipollis obliquus
|
USSR(Siberia) |
Cretaceous |
|
| Orbiculapollis |
Orbiculapollis
|
Alaska |
Maastrichtian |
|
| Pachysandra |
Pachysandra
|
Alaska |
Maastrichtian |
|
| Palmnickia |
Palmnickia californica
|
California |
Danian |
|
| Pediastrum |
Pediastrum
|
Pakistan |
Early Cretaceous |
|
| Pediastrum |
Pediastrum
|
California |
Late Cretaceous |
|
| Pediculisporis |
Pediculisporis
|
Gabon |
Late Cretaceous |
|
| Peridinium |
Peridinium basilium
|
California |
Danian |
|