Pacific Spiny-rat vs Spotted Ray

Proechimys decumanus compared with Bathyraja albomaculata

Key Differences

• Pacific Spiny-rat is Near Threatened while Spotted Ray is Vulnerable.

Taxonomic Classification

Rank	Pacific Spiny-rat	Spotted Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Echimyidae	Arhynchobatidae
Genus	Proechimys	Bathyraja
Species	Proechimys decumanus	Bathyraja albomaculata

Evolutionary Relationship

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

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Spotted Ray

VU — Vulnerable

Physical Characteristics

Attribute	Pacific Spiny-rat	Spotted 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.

Spotted Ray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

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