Aspen Roller vs Oxbow Diving Beetle

Ancylis laetana compared with Hydroporus rufifrons

Key Differences

• Aspen Roller is Least Concern while Oxbow Diving Beetle is Critically Endangered.

Taxonomic Classification

Rank	Aspen Roller	Oxbow Diving Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Lepidoptera (Butterflies & Moths)	Coleoptera (Beetles)
Family	Tortricidae	Dytiscidae
Genus	Ancylis	Hydroporus
Species	Ancylis laetana	Hydroporus rufifrons

Evolutionary Relationship

Aspen Roller and Oxbow Diving Beetle share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Aspen Roller

LC — Least Concern

Oxbow Diving Beetle

CR — Critically Endangered

Physical Characteristics

Attribute	Aspen Roller	Oxbow Diving Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aspen Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Oxbow Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Aspen Roller

The Aspen Roller (Ancylis laetana) 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. Distributed across Belgium, Denmark, Norway, and Sweden.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden