Suborder:
|
Goniatitina
|
Superfamily:
|
Thalassoceratoidea
|
Family:
|
Thalassoceratidae
|
Subfamily:
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Gleboceratinae
|
Genus:
|
Gleboceras
|
Species:
|
mirandum+* |
Qualifier:
|
ss |
Author:
|
Ruzhencev 1950,p.108
|
Lower Boundary:
|
RUS Miachkovian--Zhigulian [MYA--ZHI], 306.5 million years
|
Upper Boundary:
|
RUS lower--upper Zhigulian, 305.9 million years
|