Helix aperta
Helix aperta, also known as Cantareus apertus, and commonly known as the green garden snail, is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Helicidae, the typical snails.
Distribution
Helix aperta is native to Europe primarily near the Mediterranean Sea, and also North Africa.
Distribution of Helix aperta include:
France west of Rhone estuary It is protected in France, must not be collected for commercial purposes.
islands in Tyrrhenian Sea
Italy, Italian peninsula to Liguria and Romagna
Ionian islands
central Greece
Aegean islands
Cyprus (only one locality)
Mediterranean north Africa
In Salento it is known as municeḍḍe and in Sicily as attuppateḍḍu.
It has also been introduced to other areas, including Australia:
It has become established in California and Louisiana.
Western Australia - nonindegenous
This species is already established in the USA, and is considered to represent a potentially serious threat as a pest, an invasive species which could negatively affect agriculture, natural ecosystems, human health or commerce. Therefore it has been suggested that this species be given top national quarantine significance in the USA.