Protosphaeridium |
Protosphaeridium asaphum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium densum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium duricorium
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium flexuosum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium fulvastrum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium parvulum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium pusillum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium scabridum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium torulosum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Protosphaeridium |
Protosphaeridium tuberculiferum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Pterospermopsimorpha |
Pterospermopsimorpha pileiformis
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Scaphita |
Scaphita
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Stictosphaeridium |
Stictosphaeridium implexum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Stictosphaeridium |
Stictosphaeridium pectinale
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Stictosphaeridium |
Stictosphaeridium sinapticuliferum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Trachysphaeridium |
Trachysphaeridium laminaritum
|
USSR(Krasnodar Kray) |
Late Riphean |
|
Trematosphaeridium |
Trematosphaeridium attenuatum
|
USSR(Krasnodar Kray) |
Late Riphean |
|