Baltisphaeridium |
Baltisphaeridium spinoglobosum
|
Canada |
Devonian |
|
Cymatiosphaera |
Cymatiosphaera multisepta
|
North America |
Devonian |
|
Cymatiosphaera |
Cymatiosphaera multisepta
|
Africa |
Devonian |
|
Cymatiosphaera |
Cymatiosphaera pentaster
|
Canada |
Devonian |
|
Cymatiosphaera |
Cymatiosphaera sp.3
sp. nov. |
Canada |
Devonian |
|
Cymatiosphaera |
Cymatiosphaera sp.4
sp. nov. |
Canada |
Devonian |
|
Cymatiosphaera |
Cymatiosphaera sp.6
sp. nov. |
North America |
Devonian |
|
Cymatiosphaera |
Cymatiosphaera sp.6
sp. nov. |
Africa |
Devonian |
|
Leiosphaeridia |
Leiosphaeridia microsaetosa
|
Canada |
Devonian |
|
Leiosphaeridia |
Leiosphaeridia orbiculata
|
Canada |
Devonian |
|
Maranhites |
Maranhites brasiliensis
|
South America |
Devonian |
|
Maranhites |
Maranhites brasiliensis
|
Africa |
Devonian |
|
Multiplicisphaeridium |
Multiplicisphaeridium ramispinosum
|
Canada |
Devonian |
|
Multiplicisphaeridium |
Multiplicisphaeridium sprucegrovense
|
Canada |
Devonian |
|
Navifusa |
Navifusa bacilla
|
Canada |
Devonian |
|
Navifusa |
Navifusa brasiliensis
|
South America |
Devonian |
|
Navifusa |
Navifusa brasiliensis
|
South America |
Devonian |
|