Bridge Roller vs Polychaete

Ancylis uncella compared with Pileolaria militaris

Key Differences

• Bridge Roller is Least Concern while Polychaete is Not Evaluated.

Taxonomic Classification

Rank	Bridge Roller	Polychaete
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum	Arthropoda (arthropodes)	Annelida (Segmented Worms)
Class	Insecta (insecte)	Polychaeta (Polychaeta)
Order	Lepidoptera (Butterflies & Moths)	Sabellida (Sabellida)
Family	Tortricidae	Serpulidae
Genus	Ancylis	Pileolaria
Species	Ancylis uncella	Pileolaria militaris

Evolutionary Relationship

Bridge Roller and Polychaete share a common ancestor at the Kingdom level: Animalia. (animal)

Conservation Status

Bridge Roller

LC — Least Concern

Polychaete

NE — Not Evaluated

Physical Characteristics

Attribute	Bridge Roller	Polychaete
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.

Polychaete

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Found across Europe (6 countries) and North America (United States).

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