Home
Help
Print...
TaxNo: 3834Paragastrioceras karpinskii
Suborder: Goniatitina
Superfamily: Neoicoceratoidea
Family: Paragastrioceratidae
Subfamily: Paragastrioceratinae
Genus: Paragastrioceras
Species: karpinskii
Qualifier: ss
Author: Fredericks 1915,p.97
Lower Boundary: Aktastinian--Baigendzhinian [AKT--BAI], 282 million years
Upper Boundary: Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years