Gastropoda - Prosobranchia - Goniasmatidae

Full reference: A. Nützel. 2012. Systematic palaeontology, in Permian (Capitanian) gastropods from the Akasaka Limestone (Gifu Prefecture, Japan). Journal of Systematic Palaeontology 10:103-169

Belongs to Goniasma according to A. Nützel 2012

Sister taxa: Goniasma fischeri, Goniasma fusuiensis, Goniasma gzheliensis, Goniasma helicaformis, Goniasma lasallense, Goniasma nodifera, Goniasma praecosis, Goniasma pygmaea, Goniasma rara, Goniasma rotundata, Goniasma sulcata, Goniasma terebra, Goniasma zarecznyi, Murchisonia (Goniasma) conjugens

Type specimen: AMF-KG-179. Its type locality is Ichihashi Quarry, Kinshozan, Akasaka, which is in a Capitanian shallow subtidal packstone in the Akasaka Formation of Japan.

Ecology: epifaunal

Average measurements (in mm): shell diameter 2.24