Suborder:
|
Tornoceratina
|
Superfamily:
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Tornoceratoidea
|
Family:
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Posttornoceratidae
|
Genus:
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Wedekindoceras |
Qualifier:
|
gy |
Author:
|
Schindewolf 1923,p.352
|
Valid:
|
Discoclymenia Hyatt,1884,p.314 |
Lower Boundary:
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UD4B--UD4C: serpentina Zone base [16,45], 366.4 million years
|
Upper Boundary:
|
UD6E--UD6F:Cym.nigra--A.prorsum [19,40], 360 million years
|