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TaxNo: 1991Arnsbergites arnsbergensis
Suborder: Goniatitina
Superfamily: Goniatitoidea
Family: Goniatitidae
Genus: Arnsbergites
Species: arnsbergensis
Qualifier: ss
Author: Brüning 1923,p.265
Lower Boundary: DER Go beta falcatus--Go beta gracilis, 329.1 million years
Upper Boundary: DER Go spirale--Go beta rotundum, 328.6 million years