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TaxNo: 3917Thalassoceras mediterraneum
Suborder: Goniatitina
Superfamily: Thalassoceratoidea
Family: Thalassoceratidae
Subfamily: Thalassoceratinae
Genus: Thalassoceras
Species: mediterraneum
Qualifier: ss
Author: Tumanskaia 1949,p.82
Lower Boundary: TAP Kochusu Fm. base, 270.6 million years
Upper Boundary: TAP Kochusu Fm.--Shindyi Fm., 268 million years