Suborder:
|
Goniatitina
|
Superfamily:
|
Nomismoceratoidea
|
Family:
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Entogonitidae
|
Genus:
|
Entogonites
|
Species:
|
nasutus |
Qualifier:
|
ss |
Author:
|
Schmidt 1941,p.151
|
Lower Boundary:
|
DER Pe delta, nasutus Z. base [09.25], 334.5 million years
|
Upper Boundary:
|
Up.Visean Goniatites BZ base [up.VIS], 333.5 million years
|