Suborder:
|
Goniatitina
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Superfamily:
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Gastrioceratoidea
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Family:
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Glaphyritidae
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Subfamily:
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Glaphyritinae
|
Genus:
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Syngastrioceras
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Species:
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rogozovi |
Qualifier:
|
ss |
Author:
|
Popov & Kuzina 1993,p.44
|
Lower Boundary:
|
RUS Nm2a2--Nm2b1,Reticuloc.-Bashkortoc.G, 317.2 million years
|
Upper Boundary:
|
RUS Nm2b3--Nm2c1,Bilinguites-Cancelloc.G, 314.8 million years
|