Odontochitina |
Odontochitina costata
|
Wyoming |
Cenomanian |
Coniacian |
Odontochitina |
Odontochitina operculata
|
Wyoming |
Cenomanian |
Coniacian |
Oligosphaeridium |
Oligosphaeridium sp
|
Wyoming |
Cenomanian |
Coniacian |
Osmundacidites |
Osmundacidites wellmanii
|
Wyoming |
Cenomanian |
Coniacian |
Palaeohystrichophora |
Palaeohystrichophora infusorioides
|
Wyoming |
Cenomanian |
Coniacian |
Palaeoperidinium |
Palaeoperidinium cretaceum
|
Wyoming |
Cenomanian |
Coniacian |
Palaeoperidinium |
Palaeoperidinium sp
|
Wyoming |
Cenomanian |
Coniacian |
Peromonolites |
Peromonolites sp.1
sp. nov. |
Wyoming |
Cenomanian |
Coniacian |
Perotrilites |
Perotrilites bursatus
|
Wyoming |
Cenomanian |
Coniacian |
Perotrilites |
Perotrilites diversiformus
|
Nd |
Nd |
|
Perotrilites |
Perotrilites perisaccus
|
Nd |
Nd |
|
Perotrilites |
Perotrilites retiplicatus
|
Nd |
Nd |
|
Perotrilites |
Perotrilites sp.1
sp. nov. |
Wyoming |
Cenomanian |
Coniacian |
Perotrilites |
Perotrilites sp.2
sp. nov. |
Wyoming |
Cenomanian |
Coniacian |
Perotrilites |
Perotrilites sp.3
sp. nov. |
Wyoming |
Cenomanian |
Coniacian |
Petalosporites |
Petalosporites quadrangulus
|
Wyoming |
Cenomanian |
Coniacian |
Phyllocladidites |
Phyllocladidites sp
|
Wyoming |
Cenomanian |
Coniacian |