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TaxNo: 7238Subfamily Pharciceratinae
Suborder: Anarcestina
Superfamily: Triainoceratoidea
Family: Pharciceratidae
Subfamily: Pharciceratinae
Qualifier: fs
Author: Hyatt 1900,p.336
Lower Boundary: UD3B--UD3C:(delphinus Zone base) [14,55], 368 million years
Upper Boundary: UD4A--UD4B: dunkeri Zone base [15,55], 366.8 million years