Bilberry Roller vs Lesser Red-knotgrass

Ancylis myrtillana compared with Polygonum arenarium

Key Differences

• Bilberry Roller is Least Concern while Lesser Red-knotgrass is Not Evaluated.

Taxonomic Classification

Rank	Bilberry Roller	Lesser Red-knotgrass
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Lepidoptera (Butterflies & Moths)	Caryophyllales (Caryophyllales)
Family	Tortricidae	Polygonaceae
Genus	Ancylis	Polygonum
Species	Ancylis myrtillana	Polygonum arenarium

Conservation Status

Bilberry Roller

LC — Least Concern

Lesser Red-knotgrass

NE — Not Evaluated

Physical Characteristics

Attribute	Bilberry Roller	Lesser Red-knotgrass
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.

Lesser Red-knotgrass

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found across Europe (11 countries) and North America (United States).

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.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden