Garden Snail or White Garden Snail
Phylum: Mollusca, Class: Gastropoda, Order: Stylommatophora, Family: Helicidae, Genus: Cornu, Species: Cornu aspersum · Helicidae (Typical Garden Snail Family) · Gastropod (land snail/univalve), whole shell, spiral shape
Species
Cornu aspersum
Shell Type
Gastropod (land snail/univalve), whole shell, spiral shape
Family
Helicidae (Typical Garden Snail Family)
Size
Approximately 1 to 1.5 inches in diameter, which is average for an adult of this species. Adults typically range from 1 to 1.5 inches.
Color & Pattern
The base color is a light cream to tan, heavily overlaid with dark brown or chestnut-colored spiral bands that are interrupted by yellowish or whitish flecks and streaks, creating a mottled appearance. The apex is a uniform dark brown. Colors appear natural but slightly weathered.
Rarity
Very Common, frequently found in gardens, yards, and parks worldwide.
Habitat
Terrestrial habitats including gardens, agricultural fields, woodlands, and urban areas. Prefers damp environments with plenty of vegetation and hiding spots under rocks, logs, or debris.
Geographic Range
Native to the Mediterranean region and Western Europe, but now widely introduced across the globe including North America, South America, Australia, and parts of Asia.
Description
A globose, moderately thin yet sturdy helicid land snail shell featuring a low-spired spiral structure with about four to five rapidly increasing whorls. The surface exhibits faint growth lines and a finely textured finish. The aperture is large and rounded with a slightly reflected white lip.
Key Features
Globular shape, low spire, mottled brown and cream banding pattern, and a rounded aperture with a slightly reflected white outer lip.
Collector Value
Low collector value due to extreme commonness and global distribution, though occasionally collected by amateur naturalists or studied in classrooms.
Condition Notes
Fair to Good condition. The shell is intact with some minor surface weathering and fading of the outermost layers, but retains its characteristic color banding pattern and structural integrity.
Interesting Facts
Cornu aspersum is a hermaphroditic species that can cause significant agricultural damage. In many cultures, particularly in France and Spain, they are harvested and prepared as a culinary delicacy known as escargot.
Ecological Role
Serves as an important food source for numerous birds, small mammals, amphibians, and reptiles. They act as generalist herbivores and detritivores, though they can become invasive pests in agricultural settings.
Similar Species
The Roman Snail (Helix pomatia) and the White Garden Snail (Theba pisana). Helix pomatia is generally larger and lighter in color, while Theba pisana has a more distinctly banded and smaller shell.
Beach Finding Tips
As a terrestrial land snail, this shell is not found on beaches. Instead, look in damp gardens, under leaf litter, near stone walls, or after heavy rain showers in temperate and Mediterranean climates.