Keywords: Imaclava unimaculata 002.jpg en Imaclava unimaculata Sowerby I 1834 ; family Drilliidae 2016-10-12 16 44 49 https //commons wikimedia org/wiki/File Naturalis_Biodiversity_Center_-_RMNH MOL 225243_-_Imaclava_unimaculata_ Sowerby _1834 _-_Drilliidae_-_Mollusc_shell jpeg Naturalis Biodiversity Center other versions Custom license marker 2016 10 12 Naturalis donation CC-0 Imaclava unimaculata Media donated by Naturalis Biodiversity Center Molluscs at Naturalis from the Rijksmuseum van Natuurlijke Historie |