Suborder:
|
Goniatitina
|
Superfamily:
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Goniatitoidea
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Family:
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Goniatitidae
|
Genus:
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Goniatites
|
NomSpecies:
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crenifalcatus
|
Species:
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sphaeroides |
Qualifier:
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sy |
Author:
|
Bogoslovskaya 1966,p.43
|
Valid:
|
Goniatites stenumbilicatus globiformis TAX2733 |
Lower Boundary:
|
DER Go alpha 3--Go alpha 4 [13.00], 332 million years
|
Upper Boundary:
|
DER Go gamma 1-2,liethens.base,P2c base, 327.8 million years
|