Veryhachium |
Veryhachium europaeum
|
North America |
Devonian |
|
Veryhachium |
Veryhachium europaeum
|
Africa |
Silurian |
Devonian |
Veryhachium |
Veryhachium exasperatum
|
North America |
Devonian |
|
Veryhachium |
Veryhachium exasperatum
|
Africa |
Devonian |
|
Veryhachium |
Veryhachium faunii
sp. nov. |
France |
Frasnian |
|
Veryhachium |
Veryhachium florigerum
|
Canada |
Devonian |
|
Veryhachium |
Veryhachium furcillatum
|
Canada |
Devonian |
|
Veryhachium |
Veryhachium hebetatum
|
Canada |
Devonian |
|
Veryhachium |
Veryhachium heterogonum
|
Tunisia |
Middle Devonian |
|
Veryhachium |
Veryhachium heterogonum
|
Canada |
Middle Devonian |
|
Veryhachium |
Veryhachium incultum
sp. nov. |
France |
Frasnian |
|
Veryhachium |
Veryhachium laevatum
sp. nov. |
Canada |
Middle Devonian |
|
Veryhachium |
Veryhachium lairdii
|
Canada |
Early Tremadocian |
Early Devonian |
Veryhachium |
Veryhachium ledanoisii
|
Tunisia |
Devonian |
|
Veryhachium |
Veryhachium ledanoisii
|
Canada |
Devonian |
|
Veryhachium |
Veryhachium libratum
|
North America |
Devonian |
|
Veryhachium |
Veryhachium mamillatum
|
Canada |
Devonian |
|