Napo Spiny-rat vs Prickled ray

Proechimys quadruplicatus compared with Malacoraja spinacidermis

Taxonomic Classification

Rank	Napo Spiny-rat	Prickled ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Echimyidae	Rajidae
Genus	Proechimys	Malacoraja
Species	Proechimys quadruplicatus	Malacoraja spinacidermis

Evolutionary Relationship

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

Conservation Status

Napo Spiny-rat

LC — Least Concern

Prickled ray

LC — Least Concern

Physical Characteristics

Attribute	Napo Spiny-rat	Prickled ray
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.

Prickled ray