Black roughscale catshark vs chestnut worm

Apristurus melanoasper compared with Lumbricus castaneus

Key Differences

• Black roughscale catshark is Least Concern while chestnut worm is Not Evaluated.

Taxonomic Classification

Rank	Black roughscale catshark	chestnut worm
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Annelida (Segmented Worms)
Class	Chondrichthyes (Cartilaginous Fish)	Clitellata (Clitellata)
Order	Carcharhiniformes (Ground Sharks)	Crassiclitellata (Crassiclitellata)
Family	Scyliorhinidae	Lumbricidae
Genus	Apristurus	Lumbricus
Species	Apristurus melanoasper	Lumbricus castaneus

Evolutionary Relationship

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

Conservation Status

Black roughscale catshark

LC — Least Concern

chestnut worm

NE — Not Evaluated

Physical Characteristics

Attribute	Black roughscale catshark	chestnut worm
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.

chestnut worm

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

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.

chestnut worm

The chestnut worm (Lumbricus castaneus) is a species in the genus Lumbricus. Native to Europe and North America, inhabiting ecosystems characteristic of the region.