We don't have synonyms for garden snails yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are garden snail and garden nail.
(n) :
Ant of species Cornu aspersum of helicid snails,, commonly found in gardens, originally native to the Mediterranean region, now spread throughout Europe and introduced to the British Isles, the Americas, Australia, New Zealand, and elsewhere.
(n) :
Ant of species Cornu aspersum of helicid snails,, commonly found in gardens, originally native to the Mediterranean region, now spread throughout Europe and introduced to the British Isles, the Americas, Australia, New Zealand, and elsewhere.