Odontochitina |
Odontochitina operculata
|
Wyoming |
Albian |
Campanian |
Gonyaulacysta |
Gonyaulacysta sp
|
Wyoming |
Albian |
|
Broomea |
Broomea sp
|
Wyoming |
Albian |
|
Deflandrea |
Deflandrea sp.1
sp. nov. |
Wyoming |
Albian |
|
Ovoidinium |
Ovoidinium ostium
|
Wyoming |
Albian |
|
Muderongia |
Muderongia sp.1
sp. nov. |
Wyoming |
Albian |
|
Palaeohystrichophora |
Palaeohystrichophora sp.1
sp. nov. |
Wyoming |
Albian |
|
Deflandrea |
Deflandrea denticulata
|
Wyoming |
Campanian |
|
Deflandrea |
Deflandrea macrocysta
|
Wyoming |
Campanian |
|
Deflandrea |
Deflandrea sp.2
sp. nov. |
Wyoming |
Campanian |
|
Pterospermella |
Pterospermella australiensis
|
Wyoming |
Campanian |
|
Dinogymnium |
Dinogymnium nelsonense
|
Wyoming |
Campanian |
|
Cribroperidinium |
Cribroperidinium orthoceras
|
Wyoming |
Late Albian |
Early Cenomanian |
Spinidinium |
Spinidinium vestitum
|
Wyoming |
Albian |
Early Cenomanian |
Diphyes |
Diphyes colligerum
|
Wyoming |
Albian |
Cenomanian |
Canningia |
Canningia colliveri
|
Wyoming |
Albian |
Early Cenomanian |
Astrocysta |
Astrocysta cretacea
|
Wyoming |
Albian |
Coniacian |