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TaxNo: 2118Sudeticeras varians varians
Suborder: Goniatitina
Superfamily: Dimorphoceratoidea
Family: Girtyoceratidae
Subfamily: Sudeticeratinae
Genus: Sudeticeras
NomSpecies: varians
Species: varians
Qualifier: ss
Author: Bisat 1950,p.18
Lower Boundary: Visean--Namurian/Serpukhovian [VIS--NAM], 326.4 million years
Upper Boundary: DER lowest E1--E1 alpha, 326 million years