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TaxNo: 2986Proshumardites acutisellatus
Suborder: Goniatitina
Superfamily: Goniatitoidea
Family: Agathiceratidae
Genus: Proshumardites
Species: acutisellatus
Qualifier: ss
Author: Wang 1981,p.476
Lower Boundary: RUS Nm2c1--Nm2c2 (V.vern.--B.superbil.), 314.2 million years
Upper Boundary: RUS Nm2c2 top;Biling./Canc.--Bran./Gast., 313 million years