Black roughscale catshark vs Greater Eastern Peaclam

Apristurus melanoasper compared with Pisidium dubium

Taxonomic Classification

Rank	Black roughscale catshark	Greater Eastern Peaclam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Chondrichthyes (Cartilaginous Fish)	Bivalvia (Bivalvia)
Order	Carcharhiniformes (Ground Sharks)	Sphaeriida (Sphaeriida)
Family	Scyliorhinidae	Sphaeriidae
Genus	Apristurus	Pisidium
Species	Apristurus melanoasper	Pisidium dubium

Evolutionary Relationship

Black roughscale catshark and Greater Eastern Peaclam share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black roughscale catshark

LC — Least Concern

Greater Eastern Peaclam

LC — Least Concern

Physical Characteristics

Attribute	Black roughscale catshark	Greater Eastern Peaclam
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.

Greater Eastern Peaclam

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States.

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.