Suborder:
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Tornoceratina
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Superfamily:
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Pseudohaloritoidea
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Family:
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Pseudohaloritidae
|
Subfamily:
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Yinoceratinae |
Qualifier:
|
fs |
Author:
|
Ruzhencev 1960,p.207
|
Lower Boundary:
|
UTX Kungurian/Leonardian base, 275.6 million years
|
Upper Boundary:
|
Wordian--Capitanian (Midian) [WOR--CAP], 265.8 million years
|