Pizzini & Nofroni 2001. Contribution to the knowledge of the family Caecidae: 13. Caecum rolani, new name for Caecum bimarginatum Dautzenberg, 1912 non P.P. Carpenter, 1859 (Caenogastropoda: Rissooidea). Bollettino Malacologico, 37(1-4), 15 Maggio 2001: 49-51