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TaxNo: 5074Prostacheoceras dentatum
Suborder: Goniatitina
Superfamily: Cycloloboidea
Family: Vidrioceratidae
Genus: Prostacheoceras
Species: dentatum
Qualifier: sy
Author: Ruzhencev 1938,p.257
Valid: Prostacheoceras juresanense (Maks. 1935)
Lower Boundary: Gzhelian--Asselian [C--P], 299 million years
Upper Boundary: Asselian--Sakmarian [ASS--SAK], 294.6 million years