Eastern Pygmy Marmoset vs Napo Spiny-rat

Cebuella niveiventris compared with Proechimys quadruplicatus

Key Differences

• Eastern Pygmy Marmoset is Vulnerable while Napo Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Eastern Pygmy Marmoset	Napo Spiny-rat
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Primates (灵长目)	Rodentia (啮齿目)
Family	Callitrichidae	Echimyidae
Genus	Cebuella	Proechimys
Species	Cebuella niveiventris	Proechimys quadruplicatus

Evolutionary Relationship

Eastern Pygmy Marmoset and Napo Spiny-rat share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Eastern Pygmy Marmoset

VU — Vulnerable

Napo Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Eastern Pygmy Marmoset	Napo Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern Pygmy Marmoset

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Vulnerable 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