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TaxNo: 5998Vidrioceras zacharovi
Suborder: Goniatitina
Superfamily: Cycloloboidea
Family: Vidrioceratidae
Genus: Vidrioceras
Species: zacharovi
Qualifier: ss
Author: Popov 1992,p.54
Lower Boundary: RUS lower--upper Gzhelian, 301 million years
Upper Boundary: Gzhelian--Asselian [C--P], 299 million years