Litosphaeridium |
Litosphaeridium conispinum
|
Nd |
Nd |
|
Litosphaeridium |
Litosphaeridium siphoniphorum
|
Arizona |
Late Cenomanian |
|
Luxadinium |
Luxadinium sp
|
Arizona |
Late Cenomanian |
|
Micrhystridium |
Micrhystridium fragile
|
Arizona |
Late Cenomanian |
|
Micrhystridium |
Micrhystridium inconspicuum
|
Arizona |
Late Cenomanian |
|
Micrhystridium |
Micrhystridium sp
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium sp.A
sp. nov. |
Arizona |
Late Cenomanian |
|
Micrhystridium |
Micrhystridium sp.B
sp. nov. |
Arizona |
Late Cenomanian |
Early Turonian |
Micrhystridium |
Micrhystridium sp.C
sp. nov. |
Arizona |
Early Turonian |
|
Micrhystridium |
Micrhystridium stellatum
|
Arizona |
Late Cenomanian |
|
Muderongia |
Muderongia pariata
|
Arizona |
Late Cenomanian |
|
Muderongia |
Muderongia perforata
|
Arizona |
Early Turonian |
|
Odontochitina |
Odontochitina costata
|
Arizona |
Late Cenomanian |
|
Odontochitina |
Odontochitina operculata
|
Arizona |
Late Cenomanian |
Early Turonian |
Odontochitina |
Odontochitina sp
|
Arizona |
Late Cenomanian |
|
Oligosphaeridium |
Oligosphaeridium anthophorum
|
Nd |
Nd |
|
Oligosphaeridium |
Oligosphaeridium complex
|
Arizona |
Late Cenomanian |
Early Turonian |