Black-shouldered Opossum vs Eastern Pygmy Marmoset

Caluromysiops irrupta compared with Cebuella niveiventris

Key Differences

• Black-shouldered Opossum is Least Concern while Eastern Pygmy Marmoset is Vulnerable.

Taxonomic Classification

Rank	Black-shouldered Opossum	Eastern Pygmy Marmoset
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	Didelphimorphia (负鼠目)	Primates (灵长目)
Family	Didelphidae	Callitrichidae
Genus	Caluromysiops	Cebuella
Species	Caluromysiops irrupta	Cebuella niveiventris

Evolutionary Relationship

Black-shouldered Opossum and Eastern Pygmy Marmoset share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Black-shouldered Opossum

LC — Least Concern

Eastern Pygmy Marmoset

VU — Vulnerable

Physical Characteristics

Attribute	Black-shouldered Opossum	Eastern Pygmy Marmoset
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-shouldered Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.

Black-shouldered Opossum

The Black-shouldered Opossum (Caluromysiops irrupta) is a species in the genus Caluromysiops. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.