Hapsidopalla |
Hapsidopalla exornata
|
Canada(Ontario) |
Late Devonian |
|
Hapsidopalla |
Hapsidopalla reticulata
|
Argentina(San Juan) |
Wenlockian |
|
Hapsidopalla |
Hapsidopalla sannemannii
|
Canada(Ontario) |
Emsian |
|
Hapsidopalla |
Hapsidopalla sannemannii
|
Canada |
Middle Devonian |
|
Hapsidopalla |
Hapsidopalla venusta
|
W.Germany(Bavaria) |
Late Givetian |
|
Hystrichosphaeridium |
Hystrichosphaeridium venustum
|
W.Germany(Bavaria) |
Late Givetian |
|
Leiofusa |
Leiofusa bacillum
|
Canada(Ontario) |
Emsian |
Givetian |
Leiofusa |
Leiofusa bacillum
|
Canada |
Middle Devonian |
|
Leiofusa |
Leiofusa brasiliensis
|
Canada(Ontario) |
Emsian |
Givetian |
Leiofusa |
Leiofusa cylindricum
|
Canada(Ontario) |
Emsian |
Givetian |
Leiofusa |
Leiofusa eisenackii
|
Canada(Ontario) |
Emsian |
Givetian |
Lophosphaeridium |
Lophosphaeridium dumale
sp. nov. |
Canada(Ontario) |
Emsian |
Eifelian |
Micrhystridium |
Micrhystridium micropolygonale
|
Canada(Ontario) |
Emsian |
Eifelian |
Micrhystridium |
Micrhystridium sannemannii
|
Canada(Ontario) |
Emsian |
|
Micrhystridium |
Micrhystridium sannemannii
|
Canada |
Middle Devonian |
|
Micrhystridium |
Micrhystridium sericum
|
Canada(Ontario) |
Eifelian |
|
Micrhystridium |
Micrhystridium stellatum
|
Canada(Ontario) |
Siegenian |
Givetian |