Pacific Spiny-rat vs Robert s Oecomys

Proechimys decumanus compared with Oecomys roberti

Key Differences

• Pacific Spiny-rat is Near Threatened while Robert s Oecomys is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Robert s Oecomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Echimyidae	Cricetidae
Genus	Proechimys	Oecomys
Species	Proechimys decumanus	Oecomys roberti

Evolutionary Relationship

Pacific Spiny-rat and Robert s Oecomys share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Robert s Oecomys

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Robert s Oecomys
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.

Robert s Oecomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador