Black roughscale catshark vs Dusky Starfrontlet

Apristurus melanoasper compared with Coeligena orina

Key Differences

• Black roughscale catshark is Least Concern while Dusky Starfrontlet is Critically Endangered.

Taxonomic Classification

Rank	Black roughscale catshark	Dusky Starfrontlet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Aves (Birds)
Order	Carcharhiniformes (Ground Sharks)	Apodiformes (Apodiformes)
Family	Scyliorhinidae	Trochilidae
Genus	Apristurus	Coeligena
Species	Apristurus melanoasper	Coeligena orina

Evolutionary Relationship

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

Conservation Status

Black roughscale catshark

LC — Least Concern

Dusky Starfrontlet

CR — Critically Endangered

Physical Characteristics

Attribute	Black roughscale catshark	Dusky Starfrontlet
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.

Dusky Starfrontlet

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia and Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.