clear glass snail vs Draparnaud's Glass Snail

Oxychilus clarus compared with Oxychilus draparnaudi

Key Differences

• clear glass snail is Near Threatened while Draparnaud's Glass Snail is Not Evaluated.

Taxonomic Classification

Rank	clear glass snail	Draparnaud's Glass Snail
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Mollusca (Yumuşakçalar)	Mollusca (Yumuşakçalar)
Class same	Gastropoda (Karından bacaklılar)	Gastropoda (Karından bacaklılar)
Order same	Stylommatophora (Stylommatophora)	Stylommatophora (Stylommatophora)
Family same	Oxychilidae	Oxychilidae
Genus same	Oxychilus	Oxychilus
Species	Oxychilus clarus	Oxychilus draparnaudi

Evolutionary Relationship

clear glass snail and Draparnaud's Glass Snail share a common ancestor at the Genus level: Oxychilus.

Conservation Status

clear glass snail

NT — Near Threatened

Draparnaud's Glass Snail

NE — Not Evaluated

Physical Characteristics

Attribute	clear glass snail	Draparnaud's Glass Snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

clear glass snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across France and Italy. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Draparnaud's Glass Snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Widely distributed across Africa (South Africa), Europe (16 countries), North America (Mexico, United States), Oceania and the Pacific (New Zealand), and South America (Chile).

clear glass snail

Clear Glass Snail 2 refers to a second species sharing the common name 'clear glass snail,' likely a distinct taxon within the families Vitrinidae or Gastrodontidae that shares the characteristic translucent, thin-walled shell morphology. Translucent-shelled land snails in these families are distributed across temperate zones of the Northern Hemisphere, with centers of diversity in Europe and North America. Many species in these families are restricted to specific microhabitats characterized by stable humidity and abundant organic matter, such as old deciduous woodland, valley mires, and calcareous grassland with a dense ground flora. These snails graze on the surface film of algae, fungi, and bacteria on dead wood and leaf litter, contributing to nutrient cycling in the leaf-litter layer. The glassy or semi-transparent shell is a shared evolutionary feature across multiple lineages, reflecting convergent adaptation to moist, shaded environments where predation pressure may differ from open habitats. Many glass snails are poorly documented in terms of population size and trends. Conservation concerns for thin-shelled snails typically center on habitat destruction, desiccation from climate change, and acidification of soils that reduce the calcium carbonate availability necessary for shell formation.

Shared Countries

Both species can be found in 2 countries:

🇫🇷 France 🇮🇹 Italy