Broadgill Catshark vs Spotted Thorius

Apristurus riveri compared with Thorius spilogaster

Key Differences

• Broadgill Catshark is Least Concern while Spotted Thorius is Critically Endangered.

Taxonomic Classification

Rank	Broadgill Catshark	Spotted Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Amphibia (Amphibians)
Order	Carcharhiniformes (Ground Sharks)	Caudata (Caudata)
Family	Scyliorhinidae	Plethodontidae
Genus	Apristurus	Thorius
Species	Apristurus riveri	Thorius spilogaster

Evolutionary Relationship

Broadgill Catshark and Spotted Thorius share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Broadgill Catshark

LC — Least Concern

Spotted Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Broadgill Catshark	Spotted Thorius
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.

Spotted Thorius

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Critically Endangered 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.