DescriptionNeptunea contraria 001.jpg English: Neptunea contraria, a left-handed whelk; treated as a synonym of Neptuneaantiqua (Linnaeus, 1758) in Howson
noordhoren (noordhoorn-2638-ogb).jpg Nederlands: noordhoren (Neptuneaantiqua) English: red whelk (Neptuneaantiqua) Date 11 December 2016 Source Ecomare