Sacchetti, Claudia, Bernard Landau, and Sérgio P. Ávila. “The Lower Pliocene Marine Gastropods of Santa Maria Island, Azores: Taxonomy and Palaeobiogeographic Implications”. Zootaxa 5295, no. 1 (May 24, 2023): 1–150. Accessed April 4, 2025. https://mapress.com/zt/article/view/zootaxa.5295.1.1.