Suborder:
|
Goniatitina
|
Superfamily:
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Nomismoceratoidea
|
Family:
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Nomismoceratidae
|
Genus:
|
Nomismoceras |
Qualifier:
|
ge |
Author:
|
Hyatt 1884,p.330
|
Lower Boundary:
|
Up.Visean Goniatites BZ base [up.VIS], 333.5 million years
|
Upper Boundary:
|
UAR lower shale--Wedington/Fayetteville, 326.4 million years
|