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TaxNo: 6263Bollandoceras sp.2
Suborder: Goniatitina
Superfamily: Pericycloidea
Family: Maxigoniatitidae
Genus: Bollandoceras
Species: sp.2
Qualifier: of
Author: Riley 1996
Lower Boundary: Chadian--Arundian [V1a--V1b] [CHD--ARU], 344.5 million years
Upper Boundary: Arundian--Holkerian [V2a--V2b][ARU--HLK], 340 million years