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TaxNo: 3823Paragastrioceras plicatum
Suborder: Goniatitina
Superfamily: Neoicoceratoidea
Family: Paragastrioceratidae
Subfamily: Paragastrioceratinae
Genus: Paragastrioceras
Species: plicatum
Qualifier: ss
Author: Ruzhencev 1956,p.158
Lower Boundary: Sakmarian--Artinskian [SAK--ART], 284.4 million years
Upper Boundary: Aktastinian--Baigendzhinian [AKT--BAI], 282 million years