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TaxNo: 4827Genus Parafayettevillea
Suborder: Goniatitina
Superfamily: Gastrioceratoidea
Family: Glaphyritidae
Subfamily: Fayettevilleinae
Genus: Parafayettevillea
Qualifier: gy
Author: Yang 1986,p.267
Valid: Fayettevillea Gordon, 1960 [TAX4842]
Lower Boundary: DER E2a--E2b, 322.5 million years
Upper Boundary: Arnsbergian--Chokierian [ARN--CHO], 319 million years