Suborder:
|
Goniatitina
|
Superfamily:
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Schistoceratoidea
|
Family:
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Schistoceratidae
|
Genus:
|
Diaboloceras |
Qualifier:
|
ge |
Author:
|
Miller & Furnish 1940,p.527
|
Lower Boundary:
|
RUS Branner./Gastr.--Diabol./Winslow. GZ, 311.7 million years
|
Upper Boundary:
|
UAR Lower--Upper Atoka Fm., 309.2 million years
|