Original: Helix pomatia , common names the Burgundy snail , Roman snail , edible snail or escargot , is a species of large , edible , air-breathing land snail , a terrestrial pulmonate gastropod mollusk in the family Helicidae .
Simplified: Burgundy snail or Roman snail or edible snail ( Helix pomatia ) is a species of large , edible , air-breathing land snail , a terrestrial gastropod mollusk in the family Helicidae .