Gastropoda - Prosobranchia - Goniasmatidae

Alternative combination: Murchisonia terebra

Full reference: C. A. White. 1879. Remarks upon certain Carboniferous fossils from Colorado, Arizona, Idaho, Utah and Wyoming, and certain Cretaceous corals from Colorado, together with descriptions f new forms. United States Geological and Geographical Survey of the Territories, Bulletin 5:209-221

Belongs to Goniasma according to P. J. Wagner 2011

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

Ecology: epifaunal

Average measurements (in mm): shell width 3.60