Dusky arion vs Garden arion

Arion subfuscus compared with Arion hortensis

Key Differences

• Dusky arion is Data Deficient while Garden arion is Least Concern.

Taxonomic Classification

Rank	Dusky arion	Garden arion
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Gastropoda (Gastropoda)	Gastropoda (Gastropoda)
Order same	Stylommatophora (Stylommatophora)	Stylommatophora (Stylommatophora)
Family same	Arionidae	Arionidae
Genus same	Arion	Arion
Species	Arion subfuscus	Arion hortensis

Evolutionary Relationship

Dusky arion and Garden arion share a common ancestor at the Genus level: Arion.

Conservation Status

Dusky arion

DD — Data Deficient

Garden arion

LC — Least Concern

Physical Characteristics

Attribute	Dusky arion	Garden arion
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky arion

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

Garden arion

Habitat

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

Range

Widely distributed across Africa (South Africa), Europe (5 countries), and North America (United States).

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇫🇷 France 🇺🇸 United States