Suborder:
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Goniatitina
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Superfamily:
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Neodimorphoceratoidea
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Family:
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Ramositidae
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Genus:
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Homoceratoides
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Species:
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stenus |
Qualifier:
|
ss |
Author:
|
Popov 1979,p.67
|
Lower Boundary:
|
RUS Nm2a2--Nm2b1,Reticuloc.-Bashkortoc.G, 317.2 million years
|
Upper Boundary:
|
RUS Nm2b3--Nm2c1,Bilinguites-Cancelloc.G, 314.8 million years
|