Cuvier s Spiny-rat vs Gray smooth hound

Proechimys cuvieri compared with Mustelus californicus

Taxonomic Classification

Rank	Cuvier s Spiny-rat	Gray smooth hound
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Rodentia (Rodents)	Carcharhiniformes (Ground Sharks)
Family	Echimyidae	Triakidae
Genus	Proechimys	Mustelus
Species	Proechimys cuvieri	Mustelus californicus

Evolutionary Relationship

Cuvier s Spiny-rat and Gray smooth hound share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Cuvier s Spiny-rat

LC — Least Concern

Gray smooth hound

LC — Least Concern

Physical Characteristics

Attribute	Cuvier s Spiny-rat	Gray smooth hound
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cuvier s Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Venezuela.

Gray smooth hound

Habitat

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