Black-shouldered Opossum vs Ray

Caluromysiops irrupta compared with Sympterygia bonapartii

Key Differences

• Black-shouldered Opossum is Least Concern while Ray is Near Threatened.

Taxonomic Classification

Rank	Black-shouldered Opossum	Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Didelphimorphia (Didelphimorphia)	Rajiformes (Rajiformes)
Family	Didelphidae	Arhynchobatidae
Genus	Caluromysiops	Sympterygia
Species	Caluromysiops irrupta	Sympterygia bonapartii

Evolutionary Relationship

Black-shouldered Opossum and Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-shouldered Opossum

LC — Least Concern

Ray

NT — Near Threatened

Physical Characteristics

Attribute	Black-shouldered Opossum	Ray
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.

Ray

Habitat

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

Range

Found in Chile. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.