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TaxNo: 261Dzhaprakoceras subglobosum
Suborder: Goniatitina
Superfamily: Pericycloidea
Family: Maxigoniatitidae
Subfamily: Dzhaprakoceratinae
Genus: Dzhaprakoceras
Species: subglobosum
Qualifier: ss
Author: Librovitch 1927,p.35
Lower Boundary: RUN Kos'vinskii--Nortnichskii, 340 million years
Upper Boundary: RUN Nortnichskiy gorizont top, 339 million years