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TaxNo: 4343Vallites demaneti
Suborder: Goniatitina
Superfamily: Gastrioceratoidea
Family: Homoceratidae
Subfamily: Homoceratinae
Genus: Vallites
Species: demaneti
Qualifier: sn
Author: Bouckaert & Hodson 1960,p.55
Lower Boundary: GBY H2c--R1(prereticul.--Ho.magistrorum), 317 million years
Upper Boundary: GBY R1a3--R1a4 (R.subretic.--todmorden.), 316.4 million years