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TaxNo: 2515Eumorphoceras varicatum
Suborder: Goniatitina
Superfamily: Dimorphoceratoidea
Family: Girtyoceratidae
Subfamily: Girtyoceratinae
Genus: Eumorphoceras
Species: varicatum
Qualifier: ss
Author: Schmidt 1934,p.449
Lower Boundary: DER E2a--E2b, 322.5 million years
Upper Boundary: DER E2b--E2c(Cravenocerat.--Nuculoceras), 321 million years