source of synonymyPizzini, M.; Nofroni, I.; Oliverio, M. (1995). Contribution to the knowledge of the family Caecidae. 2. <i>Caecum auriculatum</i> de Folin, 1868 (Caenogastropoda: Rissooidea). <em>Apex.</em> 10 (2/3): 79-86., available online athttp://www.vliz.be/imisdocs/publications/295141.pdf[details]