Alder's necklace shell vs Black roughscale catshark

Euspira nitida compared with Apristurus melanoasper

Taxonomic Classification

Rank	Alder's necklace shell	Black roughscale catshark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Chondrichthyes (Cartilaginous Fish)
Order	Littorinimorpha (Littorinimorpha)	Carcharhiniformes (Ground Sharks)
Family	Naticidae	Scyliorhinidae
Genus	Euspira	Apristurus
Species	Euspira nitida	Apristurus melanoasper

Evolutionary Relationship

Alder's necklace shell and Black roughscale catshark share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Alder's necklace shell

LC — Least Concern

Black roughscale catshark

LC — Least Concern

Physical Characteristics

Attribute	Alder's necklace shell	Black roughscale catshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder's necklace shell

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Black roughscale catshark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Alder's necklace shell

The Alder's necklace shell (Euspira nitida) is a species in the genus Euspira. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

Black roughscale catshark

The Black roughscale catshark (Apristurus melanoasper) is a species in the genus Apristurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.