Black roughscale catshark vs St. James' shell

Apristurus melanoasper compared with Pecten maximus

Taxonomic Classification

Rank	Black roughscale catshark	St. James' shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Chondrichthyes (Cartilaginous Fish)	Bivalvia (Bivalvia)
Order	Carcharhiniformes (Ground Sharks)	Pectinida (Pectinida)
Family	Scyliorhinidae	Pectinidae
Genus	Apristurus	Pecten
Species	Apristurus melanoasper	Pecten maximus

Evolutionary Relationship

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

Conservation Status

Black roughscale catshark

LC — Least Concern

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Black roughscale catshark	St. James' shell
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.

St. James' shell

Habitat

Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (China), Europe (8 countries), and South America (Chile).

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.

St. James' shell

St. James' shell (Pecten maximus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.