Suborder:
|
Anarcestina
|
Superfamily:
|
Beloceratoidea
|
Family:
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Gephuroceratidae
|
Subfamily:
|
Gephuroceratinae
|
Genus:
|
Mixomanticoceras
|
Species:
|
exploratum |
Qualifier:
|
ss |
Author:
|
Becker et al. 1993,p.300
|
Lower Boundary:
|
UD1D--UD1E:S.syngon.--P.lutheri [02,00], 381.6 million years
|
Upper Boundary:
|
UD1E--UD1F:P.luth.--P.alveolatus [02,30], 381.1 million years
|