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TaxNo: 6362Erinoceras zhongguoense
Suborder: Tornoceratina
Superfamily: Pseudohaloritoidea
Family: Pseudohaloritidae
Subfamily: Shouchangoceratinae
Genus: Erinoceras
Species: zhongguoense
Qualifier: sn
Author: Xu 1977,p.560
Lower Boundary: Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years
Upper Boundary: Roadian--Wordian (Murgabian) [ROA--WOR], 268 million years