Suborder:
|
Goniatitina
|
Superfamily:
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Goniatitoidea
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Family:
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Delepinoceratidae
|
Genus:
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Delepinoceras
|
Species:
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californicum |
Qualifier:
|
ss |
Author:
|
Gordon 1964,p.A19
|
Lower Boundary:
|
GBY E1c--E2a1 (Crav.malham.--cowling.), 324 million years
|
Upper Boundary:
|
GBY E2b2--E2b3 (holmesi--Cr.nititoides), 321.5 million years
|