Arkonites |
Arkonites bilixus
|
Ohio |
Late Eifelian |
Givetian |
Baltisphaeridium |
Baltisphaeridium distentum
|
Ohio |
Eifelian |
|
Cymatiosphaera |
Cymatiosphaera canadensis
|
Ohio |
Eifelian |
Givetian |
Cymatiosphaera |
Cymatiosphaera cornifera
|
Ohio |
Eifelian |
|
Cymatiosphaera |
Cymatiosphaera sp
sp. nov. |
Ohio |
Eifelian |
|
Dasypilula |
Dasypilula sp
sp. nov. |
Ohio |
Eifelian |
|
Dictyotidium |
Dictyotidium cohorum
|
Ohio |
Late Eifelian |
|
Dictyotidium |
Dictyotidium variatum
|
Ohio |
Eifelian |
|
Diexallophasis |
Diexallophasis simplex
|
Ohio |
Eifelian |
|
Duvernaysphaera |
Duvernaysphaera angelae
|
Ohio |
Eifelian |
|
Duvernaysphaera |
Duvernaysphaera tenuicingulata
|
Ohio |
Eifelian |
Givetian |
Estiastra |
Estiastra rhytidoa
|
Ohio |
Eifelian |
Givetian |
Exochoderma |
Exochoderma arca
|
Ohio |
Eifelian |
Givetian |
Goniolopadion |
Goniolopadion prolixum
|
Ohio |
Late Eifelian |
|
Gorgonisphaeridium |
Gorgonisphaeridium inflatum
|
Ohio |
Eifelian |
Givetian |
Hapsidopalla |
Hapsidopalla chela
|
Ohio |
Eifelian |
Givetian |
Hapsidopalla |
Hapsidopalla exornata
|
Ohio |
Eifelian |
|