Suborder:
|
Goniatitina
|
Superfamily:
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Schistoceratoidea
|
Family:
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Schistoceratidae
|
Genus:
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Paralegoceras
|
Species:
|
peruvianum* |
Qualifier:
|
ss |
Author:
|
Berry 1928,p.151
|
Lower Boundary:
|
U Halian--Bloydian, Brentwood base, 313 million years
|
Upper Boundary:
|
Moscovian--Kasimovian [MOS--KAS], 306.5 million years
|