Suborder:
|
Goniatitina
|
Superfamily:
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Dimorphoceratoidea
|
Family:
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Dimorphoceratidae
|
Subfamily:
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Glyphiolobinae
|
Genus:
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Glyphiolobus
|
Species:
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subglobosus |
Qualifier:
|
ss |
Author:
|
Sheng 1987,p.151
|
Lower Boundary:
|
RUS Nm2a2--Nm2b1,Reticuloc.-Bashkortoc.G, 317.2 million years
|
Upper Boundary:
|
RUS Nm2c1--Nm2c2 (V.vern.--B.superbil.), 314.2 million years
|