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TaxNo: 5156Genus Anderssonoceras
Suborder: Otoceratina
Family: Anderssonoceratidae
Subfamily: Anderssonoceratinae
Genus: Anderssonoceras
Qualifier: ge
Author: Grabau 1924,p.
Lower Boundary: Anderssonoceras/Prototoceras base, 260.4 million years
Upper Boundary: Anderssonoc./Prototoc.--Araxoc./Kongl., 258 million years