Suborder:
|
Goniatitina
|
Superfamily:
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Gonioloboceratoidea
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Family:
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Wiedeyoceratidae
|
Genus:
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Donetzoceras
|
Species:
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aegiranum |
Qualifier:
|
ss |
Author:
|
Schmidt 1925,p.562
|
Lower Boundary:
|
Duckmantian--Bolsovian, Westphal.B--C, 310.6 million years
|
Upper Boundary:
|
Kashirian--Podolskian [KSK--POD], 308.6 million years
|