Black roughscale catshark vs Small Dog Whelk

Apristurus melanoasper compared with Tritia varicosa

Key Differences

• Black roughscale catshark is Least Concern while Small Dog Whelk is Not Evaluated.

Taxonomic Classification

Rank	Black roughscale catshark	Small Dog Whelk
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Chondrichthyes (Cartilaginous Fish)	Gastropoda (Gastropoda)
Order	Carcharhiniformes (Ground Sharks)	Neogastropoda (Neogastropoda)
Family	Scyliorhinidae	Nassariidae
Genus	Apristurus	Tritia
Species	Apristurus melanoasper	Tritia varicosa

Evolutionary Relationship

Black roughscale catshark and Small Dog Whelk share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black roughscale catshark

LC — Least Concern

Small Dog Whelk

NE — Not Evaluated

Physical Characteristics

Attribute	Black roughscale catshark	Small Dog Whelk
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.

Small Dog Whelk

Habitat

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

Range

Distributed across Denmark and Norway.

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.