Protosphaeridium |
Protosphaeridium laccatum
sp. nov. |
USSR(Siberia) |
Early Ordovician |
|
Protosphaeridium |
Protosphaeridium laccatum
sp. nov. |
USSR(Caucasus) |
Middle Cambrian |
|
Protosphaeridium |
Protosphaeridium laccatum
sp. nov. |
USSR(Chechen-Inguish) |
Nd |
|
Protosphaeridium |
Protosphaeridium laccatum
sp. nov. |
USSR(Leningrad) |
Middle Cambrian |
|
Protosphaeridium |
Protosphaeridium laccatum
sp. nov. |
USSR(Leningrad) |
Nd |
|
Protosphaeridium |
Protosphaeridium laccatum
sp. nov. |
USSR(Carpathians) |
Nd |
|
Protosphaeridium |
Protosphaeridium laccatum
sp. nov. |
USSR(Lithuanian SSR) |
Late Cambrian |
|
Protosphaeridium |
Protosphaeridium paleaceum
sp. nov. |
USSR(Siberia) |
Early Cambrian |
|
Protosphaeridium |
Protosphaeridium paleaceum
sp. nov. |
USSR(Karelian ASSR) |
Early Cambrian |
|
Protosphaeridium |
Protosphaeridium paleaceum
sp. nov. |
USSR(Chechen-Inguish) |
Early Cambrian |
|
Protosphaeridium |
Protosphaeridium paleaceum
sp. nov. |
USSR(Krasnodar Kray) |
Early Cambrian |
|
Protosphaeridium |
Protosphaeridium papyraceum
sp. nov. |
Sweden |
Late Cambrian |
|
Protosphaeridium |
Protosphaeridium papyraceum
sp. nov. |
Sweden |
Middle Cambrian |
|
Protosphaeridium |
Protosphaeridium papyraceum
sp. nov. |
Poland |
Middle Cambrian |
|
Protosphaeridium |
Protosphaeridium papyraceum
sp. nov. |
USSR(Krasnoyarsk Kray) |
Middle Cambrian |
|
Protosphaeridium |
Protosphaeridium papyraceum
sp. nov. |
USSR(Siberia) |
Middle Cambrian |
|
Protosphaeridium |
Protosphaeridium papyraceum
sp. nov. |
USSR(Karelian ASSR) |
Middle Cambrian |
|