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TaxNo: 4063Pseudotirolites dislobatus
Suborder: Paraceltitina
Superfamily: Xenodiscoidea
Family: Pseudotirolitidae
Genus: Pseudotirolites
Species: dislobatus
Qualifier: ss
Author: Zheng 1981,p.110
Lower Boundary: Pseudotir./Pleuron.--Rotodiscoceras beds, 252 million years
Upper Boundary: Rotodiscoceras top, 251.5 million years