Suborder:
|
Anarcestina
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Superfamily:
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Beloceratoidea
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Family:
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Acanthoclymeniidae
|
Genus:
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Ponticeras
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Species:
|
sp. |
Qualifier:
|
of |
Author:
|
Glenister 1958,p.67
|
Lower Boundary:
|
UD1D--UD1E:S.syngon.--P.lutheri [02,00], 381.6 million years
|
Upper Boundary:
|
UD1F--UD1G:alveolat.--M.kayseri [02,75], 379.9 million years
|