Bilberry Roller vs Halavi guitarfish

Ancylis myrtillana compared with Glaucostegus halavi

Key Differences

• Bilberry Roller is Least Concern while Halavi guitarfish is Critically Endangered.

Taxonomic Classification

Rank	Bilberry Roller	Halavi guitarfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Elasmobranchii
Order	Lepidoptera (Butterflies & Moths)	Rhinopristiformes (Rhinopristiformes)
Family	Tortricidae	Glaucostegidae
Genus	Ancylis	Glaucostegus
Species	Ancylis myrtillana	Glaucostegus halavi

Evolutionary Relationship

Bilberry Roller and Halavi guitarfish share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bilberry Roller

LC — Least Concern

Halavi guitarfish

CR — Critically Endangered

Physical Characteristics

Attribute	Bilberry Roller	Halavi guitarfish
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.

Halavi guitarfish

Habitat

Found across multiple habitat types including deserts and xeric shrublands, flooded grasslands and savannas, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Egypt. Currently classified as Critically 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.