Protoleiosphaeridium |
Protoleiosphaeridium suberectum
|
USSR(Kemerovskaya) |
Early Devonian |
Middle Devonian |
Protoleiosphaeridium |
Protoleiosphaeridium trilobatum
|
USSR(Kemerovskaya) |
Early Devonian |
Middle Devonian |
Protoleiosphaeridium |
Protoleiosphaeridium unilobatum
|
USSR(Kemerovskaya) |
Early Devonian |
Middle Devonian |
Protosphaeridium |
Protosphaeridium marginatum
|
USSR(Kemerovskaya) |
Early Devonian |
Middle Devonian |
Reinsotriletes |
Reinsotriletes translaticius
|
USSR(Kemerovskaya) |
Early Devonian |
Middle Devonian |
Retusotriletes |
Retusotriletes sterlibaschevensis
|
USSR(Kemerovskaya) |
Middle Devonian |
|
Retusotriletes |
Retusotriletes translaticius
|
USSR(Kemerovskaya) |
Middle Devonian |
Early Devonian |
Stenozonotriletes |
Stenozonotriletes recognitus
|
USSR(Kemerovskaya) |
Early Devonian |
Middle Devonian |
Trachysphaeridium |
Trachysphaeridium leptodermum
|
USSR(Kemerovskaya) |
Early Devonian |
Middle Devonian |