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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dissimilaris |
Qualifier:
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ss |
Author:
|
Zakharov 1971,p.94
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Lower Boundary:
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RUS Nm2a2--Nm2b1,Reticuloc.-Bashkortoc.G, 317.2 million years
|
Upper Boundary:
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RUS Nm2c2 top;Biling./Canc.--Bran./Gast., 313 million years
|