Suborder:
|
Goniatitina
|
Superfamily:
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Pericycloidea
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Family:
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Muensteroceratidae
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Genus:
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Xinjiangites
|
Species:
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trevallynensis |
Qualifier:
|
ss |
Author:
|
Brown,Campb. & Rob. 1964,p.689
|
Lower Boundary:
|
Fascip./Ammon.--Bollandoc./Bollandit. BZ, 345.3 million years
|
Upper Boundary:
|
Holkerian--Asbian [V3a--V3b] [HLK--ASB], 336.5 million years
|