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TaxNo: 6408Neoaganides laevigatus
Suborder: Tornoceratina
Superfamily: Pseudohaloritoidea
Family: Pseudohaloritidae
Subfamily: Shouchangoceratinae
Genus: Neoaganides
Species: laevigatus
Qualifier: ss
Author: Yang & Yang 1992,p.597
Lower Boundary: Pseudotir./Pleuron.--Rotodiscoceras beds, 252 million years
Upper Boundary: Rotodiscoceras top, 251.5 million years