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TaxNo: 4025Stacheoceras shuangyangense
Suborder: Goniatitina
Superfamily: Cycloloboidea
Family: Vidrioceratidae
Genus: Stacheoceras
Species: shuangyangense
Qualifier: ss
Author: Liang 1982,p.653
Lower Boundary: Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years
Upper Boundary: Wordian--Capitanian (Midian) [WOR--CAP], 265.8 million years