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TaxNo: 2950Eumorphoceras rotuliforme
Suborder: Goniatitina
Superfamily: Dimorphoceratoidea
Family: Girtyoceratidae
Subfamily: Girtyoceratinae
Genus: Eumorphoceras
Species: rotuliforme
Qualifier: ss
Author: Ruan 1981,p.189
Lower Boundary: CNG Qixu 6 base, 326.4 million years
Upper Boundary: CNG Qixu 6 top, 321 million years