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TaxNo: 2762Megapronorites occidentalis
Suborder: Prolecanitina
Superfamily: Medlicottioidea
Family: Pronoritidae
Subfamily: Pronoritinae
Genus: Megapronorites
Species: occidentalis
Qualifier: ss
Author: Kullmann 1962,p.356
Lower Boundary: ESC Grey Marl Alba Fm. base, 324 million years
Upper Boundary: ESC Grey Marl Alba Fm. top, 321 million years