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TaxNo: 4999Paratirolites douvillei
Suborder: Paraceltitina
Superfamily: Xenodiscoidea
Family: Dzhulfitidae
Genus: Paratirolites
Species: douvillei
Qualifier: ss
Author: Diener 1914,p.918
Lower Boundary: AZB Bernhardites--Paratirolites beds, 252 million years
Upper Boundary: AZB Paratirolites--Pleuronodoceras beds, 251.5 million years