Gorgonisphaeridium |
Gorgonisphaeridium evexispinosum
|
Canada(Saskatchewan) |
Late Famennian |
Mississippian |
Gorgonisphaeridium |
Gorgonisphaeridium evexispinosum
|
Canada(NWT) |
Late Famennian |
Mississippian |
Gorgonisphaeridium |
Gorgonisphaeridium granutum
|
Canada(Ontario) |
Late Siegenian |
Early Eifelian |
Gorgonisphaeridium |
Gorgonisphaeridium granutum
|
Canada(Ontario) |
Late Eifelian |
Middle Givetian |
Gorgonisphaeridium |
Gorgonisphaeridium inflatum
|
Ohio |
Givetian |
|
Gorgonisphaeridium |
Gorgonisphaeridium inflatum
|
Canada(Ontario) |
Early Eifelian |
|
Gorgonisphaeridium |
Gorgonisphaeridium ohioense
|
Indiana |
Late Frasnian |
Early Famennian |
Gorgonisphaeridium |
Gorgonisphaeridium ohioense
|
Ohio |
Middle Famennian |
Early Mississippian |
Gorgonisphaeridium |
Gorgonisphaeridium plerispinosum
|
Indiana |
Late Frasnian |
Early Famennian |
Gorgonisphaeridium |
Gorgonisphaeridium plerispinosum
|
Ohio |
Middle Famennian |
Late Famennian |
Gorgonisphaeridium |
Gorgonisphaeridium separatum
|
Indiana |
Late Frasnian |
Early Famennian |
Gorgonisphaeridium |
Gorgonisphaeridium separatum
|
Ohio |
Middle Famennian |
Late Famennian |
Gorgonisphaeridium |
Gorgonisphaeridium spicatum
|
Canada(Alberta) |
Frasnian |
|
Gorgonisphaeridium |
Gorgonisphaeridium winslowiae
|
Ohio |
Late Famennian |
|
Gorgonisphaeridium |
Gorgonisphaeridium winslowiae
|
Canada(Alberta) |
Late Famennian |
Early Mississippian |
Gorgonisphaeridium |
Gorgonisphaeridium winslowiae
|
Canada(Saskatchewan) |
Late Famennian |
Early Mississippian |
Gorgonisphaeridium |
Gorgonisphaeridium winslowiae
|
Canada(NWT) |
Late Famennian |
Early Mississippian |