Suborder:
|
Anarcestina
|
Superfamily:
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Beloceratoidea
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Family:
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Beloceratidae
|
Genus:
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Mesobeloceras
|
Species:
|
denckmanni |
Qualifier:
|
ss |
Author:
|
Wedekind 1913,p.49
|
Lower Boundary:
|
DER do one beta base, 378.7 million years
|
Upper Boundary:
|
DER do one beta--do one gamma, 377.5 million years
|