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TaxNo: 1817Stenopharciceras tafilense
Suborder: Anarcestina
Superfamily: Triainoceratoidea
Family: Pharciceratidae
Genus: Stenopharciceras
Species: tafilense
Qualifier: sy
Author: Termier & Termier 1950,pl.151
Valid: Synpharciceras clavilobum (Sandb. & S.)
Lower Boundary: mid.--up.varcus Zone [17,00], 389 million years
Upper Boundary: Givetian--Frasnian [GIV--FRS], 385.3 million years