Bridge Roller vs Silky Wave

Ancylis uncella compared with Idaea dilutaria

Key Differences

• Bridge Roller is Least Concern while Silky Wave is Endangered.

Taxonomic Classification

Rank	Bridge Roller	Silky Wave
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family	Tortricidae	Geometridae
Genus	Ancylis	Idaea
Species	Ancylis uncella	Idaea dilutaria

Evolutionary Relationship

Bridge Roller and Silky Wave share a common ancestor at the Order level: Lepidoptera. (Butterflies & Moths)

Conservation Status

Bridge Roller

LC — Least Concern

Silky Wave

EN — Endangered

Physical Characteristics

Attribute	Bridge Roller	Silky Wave
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Silky Wave

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bridge Roller

The Bridge Roller (Ancylis uncella) 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