Filetail cat shark vs Gray-footed Spiny-rat

Parmaturus xaniurus compared with Proechimys poliopus

Key Differences

• Filetail cat shark is Least Concern while Gray-footed Spiny-rat is Vulnerable.

Taxonomic Classification

Rank	Filetail cat shark	Gray-footed Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Rodentia (Rodents)
Family	Scyliorhinidae	Echimyidae
Genus	Parmaturus	Proechimys
Species	Parmaturus xaniurus	Proechimys poliopus

Evolutionary Relationship

Filetail cat shark and Gray-footed Spiny-rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Filetail cat shark

LC — Least Concern

Gray-footed Spiny-rat

VU — Vulnerable

Physical Characteristics

Attribute	Filetail cat shark	Gray-footed Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Filetail cat shark

Habitat

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

Gray-footed Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.