Suborder:
|
Prolecanitina
|
Superfamily:
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Medlicottioidea
|
Family:
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Medlicottiidae
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Subfamily:
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Propinacoceratinae
|
Genus:
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Bamyaniceras
|
Species:
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knighti |
Qualifier:
|
ss |
Author:
|
Miller & Furnish 1940,p.42
|
Lower Boundary:
|
Sakmarian--Artinskian [SAK--ART], 284.4 million years
|
Upper Boundary:
|
Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
|