Black Nerite vs Bosnian Blue

Theodoxus prevostianus compared with Agriades dardanus

Key Differences

• Black Nerite is Endangered while Bosnian Blue is Near Threatened.

Taxonomic Classification

Rank	Black Nerite	Bosnian Blue
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Gastropoda (Gastropoda)	Insecta (Insects)
Order	Cycloneritida (Cycloneritida)	Lepidoptera (Butterflies & Moths)
Family	Neritidae	Lycaenidae
Genus	Theodoxus	Agriades
Species	Theodoxus prevostianus	Agriades dardanus

Evolutionary Relationship

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

Conservation Status

Black Nerite

EN — Endangered

Bosnian Blue

NT — Near Threatened

Physical Characteristics

Attribute	Black Nerite	Bosnian Blue
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Bosnian Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Bosnian Blue

The Bosnian Blue (Agriades dardanus) is a species in the genus Agriades. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.