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TaxNo: 2875Genus Praewerneroceras
Suborder: Anarcestina
Superfamily: Anarcestoidea
Family: Anarcestidae
Subfamily: Anarcestinae
Genus: Praewerneroceras
Qualifier: ge
Author: Chlupac & Turek 1983,p.105
Lower Boundary: CZB Daleje Shale--Trebotov Lst., 402 million years
Upper Boundary: Emsian--Eifelian [dm96:00,00] [EMS--EIF], 397.5 million years