Broken-barred Roller vs Shelled Slug

Ancylis unguicella compared with Testacella haliotidea

Key Differences

• Broken-barred Roller is Least Concern while Shelled Slug is Data Deficient.

Taxonomic Classification

Rank	Broken-barred Roller	Shelled Slug
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Arthropoda (節足動物)	Mollusca (軟体動物)
Class	Insecta (昆虫)	Gastropoda (腹足綱)
Order	Lepidoptera (チョウ目)	Stylommatophora (Stylommatophora)
Family	Tortricidae	Testacellidae
Genus	Ancylis	Testacella
Species	Ancylis unguicella	Testacella haliotidea

Evolutionary Relationship

Broken-barred Roller and Shelled Slug share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Broken-barred Roller

LC — Least Concern

Shelled Slug

DD — Data Deficient

Physical Characteristics

Attribute	Broken-barred Roller	Shelled Slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broken-barred Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Canada, Denmark, Norway, and Sweden.

Shelled Slug

Habitat

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

Range

Widely distributed across Europe (9 countries), North America (United States), and Oceania and the Pacific (New Zealand).

Broken-barred Roller

The Broken-Barred Roller (Ancylis unguicella) 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.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden