Aspen Roller vs Black Nerite

Ancylis laetana compared with Theodoxus prevostianus

Key Differences

• Aspen Roller is Least Concern while Black Nerite is Endangered.

Taxonomic Classification

Rank	Aspen Roller	Black Nerite
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Lepidoptera (Butterflies & Moths)	Cycloneritida (Cycloneritida)
Family	Tortricidae	Neritidae
Genus	Ancylis	Theodoxus
Species	Ancylis laetana	Theodoxus prevostianus

Evolutionary Relationship

Aspen Roller and Black Nerite share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Aspen Roller

LC — Least Concern

Black Nerite

EN — Endangered

Physical Characteristics

Attribute	Aspen Roller	Black Nerite
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.

Black Nerite

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Norway. Currently classified as 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.

Black Nerite

The Black Nerite (Theodoxus prevostianus) is a species in the genus Theodoxus. It is currently classified as Endangered on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway