Onchidium celticum Cuvier, 1817 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Mollusca class Gastropoda order Systellommatophora family Onchidiidae genus Onchidella species Onchidella celtica Name Homonyms Onchidium celticum Cuvier, 1817 Onchidium celticum Audouin & Milne-Edwards, 1832