Pacific Spiny-rat vs Rough ray

Proechimys decumanus compared with Raja radula

Key Differences

• Pacific Spiny-rat is Near Threatened while Rough ray is Endangered.

Taxonomic Classification

Rank	Pacific Spiny-rat	Rough 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	Raja
Species	Proechimys decumanus	Raja radula

Evolutionary Relationship

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

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Rough ray

EN — Endangered

Physical Characteristics

Attribute	Pacific Spiny-rat	Rough ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Rough ray