"2021"^^ . "2021"^^ . . "Cecalupo & Perugia (2021)" . . "Cecalupo, A. & Perugia, I. 2021. Report on some Cerithiopsidae (Mollusca: Gastropoda) from the Indo-Pacific province. Bollettino Malacologico. 57(1): 1-71." . "Cecalupo & Perugia (2021)" . .