Baltisphaeridium |
Baltisphaeridium eypensis
|
Colorado |
Late Cretaceous |
|
Baltisphaeridium |
Baltisphaeridium infulatum
|
Colorado |
Late Cretaceous |
|
Baltisphaeridium |
Baltisphaeridium sp.1
sp. nov. |
Colorado |
Late Cretaceous |
|
Micrhystridium |
Micrhystridium sp
|
Colorado |
Late Cretaceous |
|
Form-n |
Form-n sp.1
sp. nov. |
Colorado |
Late Cretaceous |
|
Form-l |
Form-l sp.1
sp. nov. |
Colorado |
Late Cretaceous |
|
Form x |
Form x sp.1 Thom.,1969
sp. nov. |
Colorado |
Late Cretaceous |
|
Form-s |
Form-s sp.1
sp. nov. |
Colorado |
Late Cretaceous |
|
Form-t |
Form-t sp.1
sp. nov. |
Colorado |
Late Cretaceous |
|
Veryhachium |
Veryhachium europaeum
|
Colorado |
Late Cretaceous |
|
Veryhachium |
Veryhachium stellatum
|
Colorado |
Late Cretaceous |
|
Veryhachium |
Veryhachium sp.1 Thom.,1969
sp. nov. |
Colorado |
Late Cretaceous |
|
Leiofusa |
Leiofusa sp. Thom.,1969
sp. nov. |
Colorado |
Late Cretaceous |
|
Metaleiofusa |
Metaleiofusa sp. Thom.,1969
sp. nov. |
Colorado |
Late Cretaceous |
|
Cymatiosphaera |
Cymatiosphaera sp
|
Colorado |
Late Cretaceous |
|
Pterospermopsis |
Pterospermopsis sp
|
Colorado |
Late Cretaceous |
|
Form-b |
Form-b sp.1
sp. nov. |
Colorado |
Late Cretaceous |
|