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TaxNo: 5969Genus Pseudoglaphyrites
Suborder: Goniatitina
Superfamily: Gastrioceratoidea
Family: Glaphyritidae
Subfamily: Glaphyritinae
Genus: Pseudoglaphyrites
Qualifier: gy
Author: Ruzhencev & Bog. 1971
Valid: Syngastrioceras Librovich, 1938 [TAX6017]
Lower Boundary: RUS Nm1c1--Nm1c2(uralicus--Del.bressoni), 322 million years
Upper Boundary: RUS Nm1c2--Nm2a1, Homoc.-Hudsonoc.GZ, 318.1 million years