Wetzeliella |
Wetzeliella neocomica
|
Nd |
Nd |
Nd |
Wetzeliella |
Wetzeliella neocomica
|
Nd |
Nd |
Nd |
Sporites |
Sporites schandelahensis
|
Nd |
Nd |
Nd |
Hystrichosphaera |
Hystrichosphaera penicillata
|
Nd |
Nd |
Nd |
Hystrichosphaera |
Hystrichosphaera penicillata
|
Nd |
Nd |
Nd |
Baltisphaeridium |
Baltisphaeridium longispinosum
|
Nd |
Nd |
|
Baltisphaeridium |
Baltisphaeridium spiralisetum
|
Netherlands |
Late Cretaceous |
|
Hystrichosphaeridium |
Hystrichosphaeridium spiralisetum
|
Netherlands |
Late Cretaceous |
|
Baltisphaeridium |
Baltisphaeridium dictyophorum
|
New Guinea(Papua) |
Late Jurassic |
|
Hystrichosphaeridium |
Hystrichosphaeridium dictyophorum
|
New Guinea(Papua) |
Late Jurassic |
|
Membranilarnacia |
Membranilarnacia marina
|
North Sea |
Recent |
|
Membranilarnax |
Membranilarnax marinum
|
North Sea |
Recent |
|
Baltisphaeridium |
Baltisphaeridium biformoides
|
Poland |
Early Oligocene |
|
Leiosphaeridia |
Leiosphaeridia muitscha
|
Poland |
Middle Silurian |
|
Leiosphaeridium |
Leiosphaeridium muitschum
|
Poland |
Middle Silurian |
|
Hystrichosphaeridium |
Hystrichosphaeridium biformoides
|
Poland |
Early Oligocene |
|
Baltisphaeridium |
Baltisphaeridium paucispinum
sp. nov. |
Sweden |
Middle Ordovician |
|