Gorgonisphaeridium |
Gorgonisphaeridium ohioense
|
Indiana |
Late Devonian |
|
Gorgonisphaeridium |
Gorgonisphaeridium plerispinosum
|
Indiana |
Late Devonian |
|
Gorgonisphaeridium |
Gorgonisphaeridium separatum
|
Indiana |
Late Devonian |
|
Lophosphaeridium |
Lophosphaeridium
|
Nd |
Nd |
|
Lophosphaeridium |
Lophosphaeridium
|
Nd |
Nd |
|
Lophosphaeridium |
Lophosphaeridium
|
Nd |
Nd |
|
Lophosphaeridium |
Lophosphaeridium impensum
sp. nov. |
Indiana |
Late Devonian |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|
Micrhystridium |
Micrhystridium
|
Nd |
Nd |
|