Chytroeisphaeridia |
Chytroeisphaeridia pocockii
|
France(Calvados) |
Late Callovian |
|
Batiacasphaera |
Batiacasphaera dictydia
|
Greenland |
Jurassic |
|
Chytroeisphaeridia |
Chytroeisphaeridia dictydia
|
Greenland |
Jurassic |
|
Chytroeisphaeridia |
Chytroeisphaeridia sp.I Dave.,1979
sp. nov. |
Scotland |
Middle Callovian |
|
Chytroeisphaeridia |
Chytroeisphaeridia cerastes
sp. nov. |
Scotland(Inverness) |
Early Oxfordian |
Middle Oxfordian |
Batiacasphaera |
Batiacasphaera reticulata
|
South Africa |
Campanian |
Danian |
Chytroeisphaeridia |
Chytroeisphaeridia reticulata
|
South Africa |
Campanian |
Danian |
Chytroeisphaeridia |
Chytroeisphaeridia baetica
|
Spain |
Late Cretaceous |
|