Hammond's Oryzomys vs Napo Spiny-rat

Mindomys hammondi compared with Proechimys quadruplicatus

Key Differences

• Hammond's Oryzomys is Endangered while Napo Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Hammond's Oryzomys	Napo Spiny-rat
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	Cricetidae	Echimyidae
Genus	Mindomys	Proechimys
Species	Mindomys hammondi	Proechimys quadruplicatus

Evolutionary Relationship

Hammond's Oryzomys and Napo Spiny-rat share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Hammond's Oryzomys

EN — Endangered

Napo Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Hammond's Oryzomys	Napo Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hammond's Oryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Napo Spiny-rat

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