Odontochitina |
Odontochitina operculata
|
Wyoming |
Campanian |
|
Palaeoperidinium |
Palaeoperidinium pyrophorum
|
Wyoming |
Campanian |
|
Polysphaeridium |
Polysphaeridium subtile
|
Wyoming |
Campanian |
|
Micrhystridium |
Micrhystridium reticulatum
|
Wyoming |
Campanian |
|
Hystrichosphaeridium |
Hystrichosphaeridium tubiferum
|
Wyoming |
Campanian |
|
Spiniferites |
Spiniferites ramosus
|
Wyoming |
Campanian |
|
Micrhystridium |
Micrhystridium piliferum
|
Wyoming |
Campanian |
|
Multiplicisphaeridium |
Multiplicisphaeridium sp.A
sp. nov. |
Wyoming |
Campanian |
|
Oligosphaeridium |
Oligosphaeridium pulcherrimum
|
Wyoming |
Campanian |
|
Cerodinium |
Cerodinium pannuceum
|
Wyoming |
Campanian |
|
Isabelidinium |
Isabelidinium cooksoniae
|
Wyoming |
Campanian |
|
Hystrichodinium |
Hystrichodinium pulchrum
|
Wyoming |
Campanian |
|
Spinidinium |
Spinidinium echinoideum
|
Wyoming |
Campanian |
|
Trigonopyxidia |
Trigonopyxidia ginella
|
Wyoming |
Campanian |
|
Paraplates |
Paraplates type 1
sp. nov. |
Wyoming |
Campanian |
|
Micrhystridium |
Micrhystridium sp.C Harl.,1973
sp. nov. |
Wyoming |
Campanian |
|