Broadgill Catshark vs Triangle-marked Roller

Apristurus riveri compared with Ancylis achatana

Key Differences

• Broadgill Catshark is Least Concern while Triangle-marked Roller is Vulnerable.

Taxonomic Classification

Rank	Broadgill Catshark	Triangle-marked Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Chondrichthyes (Cartilaginous Fish)	Insecta (Insects)
Order	Carcharhiniformes (Ground Sharks)	Lepidoptera (Butterflies & Moths)
Family	Scyliorhinidae	Tortricidae
Genus	Apristurus	Ancylis
Species	Apristurus riveri	Ancylis achatana

Evolutionary Relationship

Broadgill Catshark and Triangle-marked Roller share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Broadgill Catshark

LC — Least Concern

Triangle-marked Roller

VU — Vulnerable

Physical Characteristics

Attribute	Broadgill Catshark	Triangle-marked Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broadgill Catshark

Habitat

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

Range

Found in Venezuela.

Triangle-marked Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Broadgill Catshark

The Broadgill Catshark (Apristurus riveri) 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.