worm helix pomatia, the snail species

000 90 absent adapted and animal animalianphylum appearance aquatic as body both by can class classificationnkingdom comprising documentationn eg extensive external format formations gastropoda gastropodanchange gastropods give group have helix life mollusca molluscanclass mollusks most needed number or others over part pomatia present protected reduced sea see shell shells snail snails some special species speciesnscientific spiral terrestrial text that them twig univalve which withdraw worm wormnnhelix