arrow-finned squid vs Black roughscale catshark

Illex oxygonius compared with Apristurus melanoasper

Taxonomic Classification

Rank	arrow-finned squid	Black roughscale catshark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Cephalopoda (Cephalopods)	Chondrichthyes (Cartilaginous Fish)
Order	Oegopsida (Oegopsida)	Carcharhiniformes (Ground Sharks)
Family	Ommastrephidae	Scyliorhinidae
Genus	Illex	Apristurus
Species	Illex oxygonius	Apristurus melanoasper

Evolutionary Relationship

arrow-finned squid and Black roughscale catshark share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

arrow-finned squid

LC — Least Concern

Black roughscale catshark

LC — Least Concern

Physical Characteristics

Attribute	arrow-finned squid	Black roughscale catshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arrow-finned squid

Black roughscale catshark

Habitat

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

arrow-finned squid

The Arrow-finned squid, Illex oxygonius, is a species. It is currently assessed as least concern on the IUCN Red List.

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.