Suborder:
|
Goniatitina
|
Superfamily:
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Gastrioceratoidea
|
Family:
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Glaphyritidae
|
Subfamily:
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Fayettevilleinae
|
Genus:
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Fayettevillea
|
Species:
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molaris |
Qualifier:
|
ss |
Author:
|
Ruan & Zhou 1987,p.102
|
Lower Boundary:
|
UAR Wedington--Limestone/Fayetteville, 326 million years
|
Upper Boundary:
|
RUS Nm1b1--Nm1b2 (Domb.carinat.--tectus), 324.6 million years
|