Black roughscale catshark vs Variable Chafer

Apristurus melanoasper compared with Gnorimus variabilis

Key Differences

• Black roughscale catshark is Least Concern while Variable Chafer is Extinct.

Taxonomic Classification

Rank	Black roughscale catshark	Variable Chafer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Carcharhiniformes (Ground Sharks)	Coleoptera (Beetles)
Family	Scyliorhinidae	Scarabaeidae
Genus	Apristurus	Gnorimus
Species	Apristurus melanoasper	Gnorimus variabilis

Evolutionary Relationship

Black roughscale catshark and Variable Chafer share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black roughscale catshark

LC — Least Concern

Variable Chafer

EX — Extinct

Physical Characteristics

Attribute	Black roughscale catshark	Variable Chafer
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.

Variable Chafer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Switzerland.

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.