Suborder:
|
Prolecanitina
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Superfamily:
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Medlicottioidea
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Family:
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Medlicottiidae
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Subfamily:
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Uddenitinae |
Qualifier:
|
fs |
Author:
|
Miller & Furnish 1940, p.34
|
Lower Boundary:
|
Moscovian--Kasimovian [MOS--KAS], 306.5 million years
|
Upper Boundary:
|
UTX Kungurian/Leonardian base, 275.6 million years
|