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TaxNo: 5275Genus Altudoceras
Suborder: Goniatitina
Superfamily: Neoicoceratoidea
Family: Paragastrioceratidae
Subfamily: Pseudogastrioceratinae
Genus: Altudoceras
Qualifier: ge
Author: Ruzhentsev 1940,p.286
Lower Boundary: Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years
Upper Boundary: AZB base Araxoceras beds, 260.4 million years