original description(ofZizyphinus demissus Monterosato, 1889)Monterosato, T. A. di. (1888-1889). Molluschi del Porto di Palermo. Specie e varietà. <em>Bullettino della Società Malacologica Italiana.</em> 13(11–13): 161–180. [October 15th, 1888]; 14(4-6): 75-81 [April 20th, 1889]., available online athttp://biodiversitylibrary.org/page/39283622 page(s): 78 [details]
basis of recordPallary, P. (1900). Coquilles marines du littoral du département d'Oran. <em>Journal de Conchyliologie.</em> 48(3): 211-422., available online athttp://biodiversitylibrary.org/page/25146965 page(s): 352 [details]