Hystrichosphaeridium |
Hystrichosphaeridium trifurcatum
|
USSR(Baltic) |
Early Gothlandian |
|
Leiosphaera |
Leiosphaera
|
USSR(Baltic) |
Early Gothlandian |
|
Leiofusa |
Leiofusa
|
USSR(Baltic) |
Early Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium hymenoferum
sp. nov. |
USSR(Baltic) |
Early Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium hystrichoreticulatum
sp. nov. |
USSR(Baltic) |
Early Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium trifurcatum
|
USSR(Baltic) |
Early Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium multipilosum
sp. nov. |
USSR(Baltic) |
Early Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium bohemicum
|
USSR(Baltic) |
Early Gothlandian |
|
Hystrichosphaeridium |
Hystrichosphaeridium castanea
|
USSR(Baltic) |
Silurian |
|
Hystrichosphaeridium |
Hystrichosphaeridium oligospinosum
sp. nov. |
USSR(Baltic) |
Silurian |
|