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TaxNo: 5248Genus Pseudoschistoceras
Suborder: Goniatitina
Superfamily: Neoicoceratoidea
Family: Metalegoceratidae
Subfamily: Metalegoceratinae
Genus: Pseudoschistoceras
Qualifier: ge
Author: Teichert 1944,p.87
Lower Boundary: Sakmarian--Artinskian [SAK--ART], 284.4 million years
Upper Boundary: Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years