American Emerald vs Black roughscale catshark

Cordulia shurtleffii compared with Apristurus melanoasper

Taxonomic Classification

Rank	American Emerald	Black roughscale catshark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Chondrichthyes (Cartilaginous Fish)
Order	Odonata (Odonata)	Carcharhiniformes (Ground Sharks)
Family	Corduliidae	Scyliorhinidae
Genus	Cordulia	Apristurus
Species	Cordulia shurtleffii	Apristurus melanoasper

Evolutionary Relationship

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

Conservation Status

American Emerald

LC — Least Concern

Black roughscale catshark

LC — Least Concern

Physical Characteristics

Attribute	American Emerald	Black roughscale catshark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

Black roughscale catshark

Habitat

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

American Emerald

The American Emerald (Cordulia shurtleffii) is a species in the genus Cordulia. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.