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TaxNo: 5749Genus Meropharciceras
Suborder: Anarcestina
Superfamily: Triainoceratoidea
Family: Petteroceratidae
Genus: Meropharciceras
Qualifier: ge
Author: Becker & House 1993,p.115
Lower Boundary: MAR one alpha 1-- one alpha 2 of Bensaid, 388 million years
Upper Boundary: Givetian--Frasnian [GIV--FRS], 385.3 million years