Suborder:
|
Tornoceratina
|
Superfamily:
|
Dimeroceratoidea
|
Family:
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Phenacoceratidae
|
Genus:
|
Balvites |
Qualifier:
|
gn |
Author:
|
Wedekind 1914, p.69
|
Valid:
|
Cycloclymenia Hyatt,1884,p.314 |
Lower Boundary:
|
UD5A--UD5B: ornata Zone base [17,10], 364.8 million years
|
Upper Boundary:
|
UD5C--UD6A1: Sphenoclym.brevispina base, 364 million years
|