Duvernaysphaera |
Duvernaysphaera kraeuselii
|
Belgium |
Devonian |
|
Duvernaysphaera |
Duvernaysphaera stellata
|
Tunisia |
Devonian |
|
Duvernaysphaera |
Duvernaysphaera tessella
|
Tunisia |
Devonian |
|
Duvernaysphaera |
Duvernaysphaera wilsonii
|
Tunisia |
Devonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium classicum
sp. nov. |
USA |
Devonian |
|
Hystrichosphaeridium |
Hystrichosphaeridium patriarchum
sp. nov. |
Africa(Sahara) |
Silurian |
|
Leiofusa |
Leiofusa bacillum
|
Nd |
Nd |
|
Leiofusa |
Leiofusa minuta
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium pustulatum
sp. nov. |
North America |
Devonian |
|
Micrhystridium |
Micrhystridium sericum
|
Canada |
Devonian |
|
Micrhystridium |
Micrhystridium spinoglobosum
|
France |
Devonian |
|
Polyedryxium |
Polyedryxium accuratum
sp. nov. |
Canada |
Devonian |
|
Polyedryxium |
Polyedryxium bathyaster
|
Canada |
Devonian |
|
Polyedryxium |
Polyedryxium centrigerum
sp. nov. |
Canada |
Devonian |
|
Polyedryxium |
Polyedryxium cuboides
|
Canada |
Devonian |
|
Polyedryxium |
Polyedryxium decorum
|
Canada |
Devonian |
|
Polyedryxium |
Polyedryxium deflandrei
|
Canada |
Devonian |
|