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TaxNo: 327Family Parentitidae
Suborder: Agoniatitina
Superfamily: Agoniatitoidea
Family: Parentitidae
Qualifier: fa
Author: Bogoslovsky 1980,p.64
Lower Boundary: LD3C--LD3D: Anetoceras Range Zone top, 405.5 million years
Upper Boundary: CZB maureri--sulc.antiqua Zone [19,30], 398.5 million years