Black roughscale catshark vs robust pillar snail

Apristurus melanoasper compared with Cochlicopa nitens

Key Differences

• Black roughscale catshark is Least Concern while robust pillar snail is Endangered.

Taxonomic Classification

Rank	Black roughscale catshark	robust pillar snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Chondrichthyes (Cartilaginous Fish)	Gastropoda (Gastropoda)
Order	Carcharhiniformes (Ground Sharks)	Stylommatophora (Stylommatophora)
Family	Scyliorhinidae	Cochlicopidae
Genus	Apristurus	Cochlicopa
Species	Apristurus melanoasper	Cochlicopa nitens

Evolutionary Relationship

Black roughscale catshark and robust pillar snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black roughscale catshark

LC — Least Concern

robust pillar snail

EN — Endangered

Physical Characteristics

Attribute	Black roughscale catshark	robust pillar snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black roughscale catshark

Habitat

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

robust pillar snail

Habitat

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

Range

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

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.