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TaxNo: 6800Family Neostacheoceratidae
Suborder: Goniatitina
Superfamily: Cycloloboidea
Family: Neostacheoceratidae
Qualifier: fy
Author: Tumanskaia 1939,p.18.
Valid: Vidrioceratidae Plummer & Scott,1937 [TAX5352]
Lower Boundary: Gzhelian--Asselian [C--P], 299 million years
Upper Boundary: Rotodiscoceras top, 251.5 million years