Call the French.
Look at that S Car Go!
The one you want for eating is Helix pomatia. Anything else is a waste of garlic butter.
These are not even in the same Family. They are about as closely related as marmosets and blue whales.
"Ceterum censeo 0bama esse delendam."
'La bonne cuisine est la base du véritable bonheur.' - Auguste Escoffier
(Good food is the foundation of genuine happiness.)
LonePalm, le Républicain du verre cassé (The Broken Glass Republican)