Helix Helix pomatia https://upload.wikimedia.org/wikipedia/commons/thumb/d/db/Helix_pomatia_89a.jpg/320px-Helix_pomatia_89a.jpg itis:77907 edible snail Roman snail escargot https://orcid.org/0000-0001-5275-8866 https://en.wikipedia.org/wiki/Helix_pomatia escargot snail