Suborder:
|
Goniatitina
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Superfamily:
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Gonioloboceratoidea
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Family:
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Wiedeyoceratidae
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Genus:
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Donetzoceras
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Species:
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pareyni |
Qualifier:
|
ss |
Author:
|
Saunders et al. 1979,p.1140
|
Lower Boundary:
|
Duckmantian--Bolsovian, Westphal.B--C, 310.6 million years
|
Upper Boundary:
|
DER Westphalian C1--Westphalian C2, 310 million years
|