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TaxNo: 3211Protopopanoceras sublahuseni+*
Suborder: Goniatitina
Superfamily: Popanoceratoidea
Family: Popanoceratidae
Genus: Protopopanoceras
Species: sublahuseni+*
Qualifier: ss
Author: Gerasimov 1937,p.18
Lower Boundary: Gzhelian--Asselian [C--P], 299 million years
Upper Boundary: Asselian--Sakmarian [ASS--SAK], 294.6 million years