Arctacellularia |
Arctacellularia doliiformis
sp. nov. |
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Arctacellularia |
Arctacellularia ellipsoidea
sp. nov. |
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Tortunema |
Tortunema sibirica
sp. nov. |
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Tortunema |
Tortunema eniseica
sp. nov. |
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Trachytrichoides |
Trachytrichoides ovalis
sp. nov. |
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Polysphaeroides |
Polysphaeroides filliformis
sp. nov. |
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Polysphaeroides |
Polysphaeroides contextus
sp. nov. |
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Ostiana |
Ostiana microcystis
sp. nov. |
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Nucellohystrichosphaera |
Nucellohystrichosphaera megalea
sp. nov. |
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Scaphita |
Scaphita
|
USSR(Krasnoyarsk Kray) |
Late Riphean |
|
Veryhachium |
Veryhachium sp
|
USSR(Leningrad) |
Middle Cambrian |
|
Dasydiacrodium |
Dasydiacrodium
|
USSR(Leningrad) |
Middle Cambrian |
|
Dasyrytidodiacrodium |
Dasyrytidodiacrodium
|
USSR(Leningrad) |
Middle Cambrian |
|
Dactylofusa |
Dactylofusa
|
USSR(Leningrad) |
Middle Cambrian |
|
Leiosphaeridia |
Leiosphaeridia sp
|
USSR(Leningrad) |
Middle Cambrian |
|
Baltisphaeridium |
Baltisphaeridium sp
|
USSR(Leningrad) |
Middle Cambrian |
|
Archaeohystrichosphaeridium |
Archaeohystrichosphaeridium sp
|
USSR(Leningrad) |
Middle Cambrian |
|