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TaxNo: 2829Prothalassoceras inflatum
Suborder: Goniatitina
Superfamily: Thalassoceratoidea
Family: Thalassoceratidae
Subfamily: Thalassoceratinae
Genus: Prothalassoceras
Species: inflatum
Qualifier: ss
Author: Ruzhencev 1950,p.110
Lower Boundary: RUS lower--upper Zhigulian, 305.9 million years
Upper Boundary: Gzhelian--Asselian [C--P], 299 million years