Suborder:
|
Tornoceratina
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Superfamily:
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Tornoceratoidea
|
Family:
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Tornoceratidae
|
Subfamily:
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Parodiceratinae |
Qualifier:
|
fs |
Author:
|
Petter 1959,p.222
|
Lower Boundary:
|
australis--kockelianus Zone [04,80], 393.8 million years
|
Upper Boundary:
|
mid.--up.varcus Zone [17,00], 389 million years
|