Hystrichosphaeridium |
Hystrichosphaeridium sp
|
Wyoming |
Cenomanian |
Coniacian |
Oligosphaeridium |
Oligosphaeridium sp
|
Wyoming |
Cenomanian |
Coniacian |
Tanyosphaeridium |
Tanyosphaeridium variecalamum
|
Wyoming |
Cenomanian |
Coniacian |
Microdinium |
Microdinium irregulare
|
Wyoming |
Cenomanian |
Coniacian |
Exochosphaeridium |
Exochosphaeridium phragmites
|
Wyoming |
Cenomanian |
Coniacian |
Hystrichosphaera |
Hystrichosphaera ramosa
|
Wyoming |
Cenomanian |
Coniacian |
Ascodinium |
Ascodinium scabrosum
|
Wyoming |
Cenomanian |
Coniacian |
Ascodinium |
Ascodinium verrucosum
|
Wyoming |
Cenomanian |
Coniacian |
Deflandrea |
Deflandrea acuminata
|
Wyoming |
Cenomanian |
Coniacian |
Deflandrea |
Deflandrea cooksoniae
|
Wyoming |
Cenomanian |
Coniacian |
Deflandrea |
Deflandrea echinoidea
|
Wyoming |
Cenomanian |
Coniacian |
Deflandrea |
Deflandrea victoriensis
|
Wyoming |
Cenomanian |
Coniacian |
Palaeohystrichophora |
Palaeohystrichophora infusorioides
|
Wyoming |
Cenomanian |
Coniacian |
Odontochitina |
Odontochitina costata
|
Wyoming |
Cenomanian |
Coniacian |
Odontochitina |
Odontochitina operculata
|
Wyoming |
Cenomanian |
Coniacian |
Form f |
Form f sp.1 Thom.,1969
sp. nov. |
Wyoming |
Cenomanian |
Coniacian |
Chlamydophorella |
Chlamydophorella discreta
|
Wyoming |
Cenomanian |
Coniacian |