Bilberry Roller vs Ray's Knotgrass

Ancylis myrtillana compared with Polygonum oxyspermum

Key Differences

  • Bilberry Roller is Least Concern while Ray's Knotgrass is Endangered.

Taxonomic Classification

Rank Bilberry Roller Ray's 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 oxyspermum

Conservation Status

Bilberry Roller

LC — Least Concern

Ray's Knotgrass

EN — Endangered

Physical Characteristics

Attribute Bilberry Roller Ray's 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.

Ray's Knotgrass

Habitat

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

Range

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

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.

Ray's Knotgrass

No description available.

Shared Countries

Both species can be found in 3 countries:

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