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TaxNo: 1244Synpharciceras clavilobum+
Suborder: Anarcestina
Superfamily: Triainoceratoidea
Family: Pharciceratidae
Genus: Synpharciceras
Species: clavilobum+
Qualifier: ss
Author: Sandberger & Sandb. 1850,p.67
Lower Boundary: mid.--up.varcus Zone [17,00], 389 million years
Upper Boundary: Givetian--Frasnian [GIV--FRS], 385.3 million years