Bilberry Roller vs brown slug

Ancylis myrtillana compared with Deroceras laeve

Taxonomic Classification

Rank	Bilberry Roller	brown slug
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum	Arthropoda (arthropodes)	Mollusca (mollusques)
Class	Insecta (insecte)	Gastropoda (Gastropoda)
Order	Lepidoptera (Butterflies & Moths)	Stylommatophora (Stylommatophora)
Family	Tortricidae	Agriolimacidae
Genus	Ancylis	Deroceras
Species	Ancylis myrtillana	Deroceras laeve

Evolutionary Relationship

Bilberry Roller and brown slug share a common ancestor at the Kingdom level: Animalia. (animal)

Conservation Status

Bilberry Roller

LC — Least Concern

brown slug

LC — Least Concern

Physical Characteristics

Attribute	Bilberry Roller	brown slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bilberry Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

brown slug

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, tropical and subtropical moist broadleaf forests, and temperate broadleaf and mixed forests, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Cabo Verde, Sao Tome and Principe, South Africa), Asia (4 countries), Europe (9 countries), North America (Guatemala, Mexico, United States), Oceania and the Pacific (New Zealand), and South America (5 countries).

Bilberry Roller

The Bilberry Roller (Ancylis myrtillana) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

brown slug

The Brown Slug (Deroceras laeve) is a species in the genus Deroceras. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, tropical and subtropical moist broadleaf forests, and temperate broadleaf and mixed forests, among 7 distinct biome types. Populations are also fo

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden