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TaxNo: 2435Phillipsoceras alpharhipaeum
Suborder: Goniatitina
Superfamily: Gastrioceratoidea
Family: Reticuloceratidae
Subfamily: Reticuloceratinae
Genus: Phillipsoceras
Species: alpharhipaeum
Qualifier: ss
Author: Ruzhencev & Bog. 1975,p.55
Lower Boundary: RUS Nm2b1--Nm2b2(S.krest.--P.alpharhip.), 316.8 million years
Upper Boundary: RUS Nm2b2--Nm2b3 (alpharh.--R.reticul.), 315.4 million years