Suborder:
|
Prolecanitina
|
Superfamily:
|
Medlicottioidea
|
Family:
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Medlicottiidae
|
Subfamily:
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Propinacoceratinae
|
Genus:
|
Bamyaniceras
|
Species:
|
sp. |
Qualifier:
|
in |
Author:
|
div. authors
|
Lower Boundary:
|
TAP Kochusu Fm. base, 270.6 million years
|
Upper Boundary:
|
TAP Shindyi Fm. top, 265.8 million years
|