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TaxNo: 3169Sakmarites postcarbonarius tetragonus
Suborder: Prolecanitina
Superfamily: Medlicottioidea
Family: Pronoritidae
Subfamily: Neopronoritinae
Genus: Sakmarites
NomSpecies: postcarbonarius
Species: tetragonus
Qualifier: ss
Author: Karpinskii 1889,p.14
Lower Boundary: Asselian--Sakmarian [ASS--SAK], 294.6 million years
Upper Boundary: Sakmarian--Artinskian [SAK--ART], 284.4 million years