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TaxNo: 6157Sulcogirtyoceras sp.
Suborder: Goniatitina
Superfamily: Dimorphoceratoidea
Family: Girtyoceratidae
Subfamily: Girtyoceratinae
Genus: Sulcogirtyoceras
Species: sp.
Qualifier: in
Author: div. authors
Lower Boundary: DER Go spirale--Go beta rotundum, 328.6 million years
Upper Boundary: DER rotundum--Go beta suerlandense, 328.4 million years