Black roughscale catshark vs Divided Tunicate

Apristurus melanoasper compared with Styela canopus

Key Differences

• Black roughscale catshark is Least Concern while Divided Tunicate is Not Evaluated.

Taxonomic Classification

Rank	Black roughscale catshark	Divided Tunicate
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Ascidiacea (Ascidiacea)
Order	Carcharhiniformes (Ground Sharks)	Stolidobranchia (Stolidobranchia)
Family	Scyliorhinidae	Styelidae
Genus	Apristurus	Styela
Species	Apristurus melanoasper	Styela canopus

Evolutionary Relationship

Black roughscale catshark and Divided Tunicate share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black roughscale catshark

LC — Least Concern

Divided Tunicate

NE — Not Evaluated

Physical Characteristics

Attribute	Black roughscale catshark	Divided Tunicate
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.

Divided Tunicate

Habitat

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

Range

Widely distributed across Africa (5 countries), Asia (Lebanon), Europe (4 countries), North America (7 countries), Oceania and the Pacific (New Zealand, Samoa), and South America (Brazil).

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.