Napo Spiny-rat vs Swell shark

Proechimys quadruplicatus compared with Cephaloscyllium ventriosum

Taxonomic Classification

Rank	Napo Spiny-rat	Swell shark
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	Scyliorhinidae
Genus	Proechimys	Cephaloscyllium
Species	Proechimys quadruplicatus	Cephaloscyllium ventriosum

Evolutionary Relationship

Napo Spiny-rat and Swell shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Napo Spiny-rat

LC — Least Concern

Swell shark

LC — Least Concern

Physical Characteristics

Attribute	Napo Spiny-rat	Swell shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Swell shark

Habitat

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

Range

Found in Chile.