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TaxNo: 3091Pseudoparalegoceras pacificum
Suborder: Goniatitina
Superfamily: Schistoceratoidea
Family: Pseudoparalegoceratidae
Genus: Pseudoparalegoceras
Species: pacificum
Qualifier: sy
Author: Thomas 1930
Valid: Pseudoparalegoc. peruvianum (Berry 1928)
Lower Boundary: U Halian--Bloydian, Brentwood base, 313 million years
Upper Boundary: Moscovian--Kasimovian [MOS--KAS], 306.5 million years