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TaxNo: 3877Almites invariabilis*
Suborder: Goniatitina
Superfamily: Marathonitoidea
Family: Marathonitidae
Genus: Almites
Species: invariabilis*
Qualifier: ss
Author: Ruzhencev 1933,p.73
Lower Boundary: Sakmarian--Artinskian [SAK--ART], 284.4 million years
Upper Boundary: Kungurian/Leonardian--Roadian [KUN--ROA], 270.6 million years