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TaxNo: 5234Genus Metaperrinites
Suborder: Goniatitina
Superfamily: Shumarditoidea
Family: Perrinitidae
Genus: Metaperrinites
Qualifier: ge
Author: Ruzhencev 1950,p.166
Lower Boundary: Sakmarian--Artinskian [SAK--ART], 284.4 million years
Upper Boundary: TAP Kochusu Fm.--Shindyi Fm., 268 million years