Comasphaeridium |
Comasphaeridium williereae
|
Saudi Arabia |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Spain |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Kentucky |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Florida |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Pennsylvania |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
New York |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Virginia |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Canada |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Georgia |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Alabama |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Missouri |
Early Gothlandian |
Late Gothlandian |
Comasphaeridium |
Comasphaeridium williereae
|
Sweden |
Middle Ordovician |
|
Comptaluta |
Comptaluta pirellum
|
Oklahoma |
Middle Ordovician |
|
Coryphidium |
Coryphidium bohemicum
|
France |
Arenigian |
|
Coryphidium |
Coryphidium bohemicum
|
Belgium |
Caradocian |
|
Coryphidium |
Coryphidium bohemicum
|
Czechoslovakia |
Arenigian |
|
Coryphidium |
Coryphidium bohemicum
|
Morocco |
Late Arenigian |
Early Llanvirnian |