Diexallophasis |
Diexallophasis simplex
|
Ohio |
Givetian |
|
Diexallophasis |
Diexallophasis simplex
|
Canada(Ontario) |
Late Siegenian |
Middle Givetian |
Divietipellis |
Divietipellis robusta
|
Ohio |
Middle Famennian |
Late Famennian |
Divietipellis |
Divietipellis ventricosa
|
Canada(Ontario) |
Late Siegenian |
Middle Emsian |
Divietipellis |
Divietipellis ventricosa
|
Canada(Ontario) |
Early Eifelian |
|
Divietipellis |
Divietipellis ventricosa
|
Ohio |
Givetian |
|
Duvernaysphaera |
Duvernaysphaera actinota
|
Oklahoma |
Late Gedinnian |
|
Duvernaysphaera |
Duvernaysphaera angelae
|
Ohio |
Givetian |
|
Duvernaysphaera |
Duvernaysphaera oa
|
Oklahoma |
Late Gedinnian |
|
Duvernaysphaera |
Duvernaysphaera tenuicingulata
|
Canada(Ontario) |
Late Emsian |
|
Duvernaysphaera |
Duvernaysphaera tenuicingulata
|
Canada(Ontario) |
Late Eifelian |
Middle Givetian |
Duvernaysphaera |
Duvernaysphaera tenuicingulata
|
Ohio |
Givetian |
|
Duvernaysphaera |
Duvernaysphaera tenuicingulata
|
Canada(Alberta) |
Frasnian |
|
Ecmelostoiba |
Ecmelostoiba asymmetrica
|
Ohio |
Middle Famennian |
Late Famennian |
Ecmelostoiba |
Ecmelostoiba leptoderma
|
Ohio |
Middle Famennian |
Late Famennian |
Ecthymabrachion |
Ecthymabrachion camptus
|
Ohio |
Middle Famennian |
Late Famennian |
Ecthymapalla |
Ecthymapalla echinata
|
Oklahoma |
Late Gedinnian |
|