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TaxNo: 4998Glaphyrites? xiaoyuchuanense
Suborder: Goniatitina
Superfamily: Gastrioceratoidea
Family: Glaphyritidae
Subfamily: Glaphyritinae
Genus: Glaphyrites?
Species: xiaoyuchuanense
Qualifier: ss
Author: Yang et al. 1983,pl.1,fig.12
Lower Boundary: Kinderscoutian--Marsdenian [KIN--MRD], 315 million years
Upper Boundary: Marsdenian--Yeadonian [MRD--YEA], 313.8 million years