Black-shouldered Opossum vs Cownose ray

Caluromysiops irrupta compared with Rhinoptera javanica

Key Differences

• Black-shouldered Opossum is Least Concern while Cownose ray is Endangered.

Taxonomic Classification

Rank	Black-shouldered Opossum	Cownose ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Didelphimorphia (Didelphimorphia)	Myliobatiformes (Myliobatiformes)
Family	Didelphidae	Myliobatidae
Genus	Caluromysiops	Rhinoptera
Species	Caluromysiops irrupta	Rhinoptera javanica

Evolutionary Relationship

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

Conservation Status

Black-shouldered Opossum

LC — Least Concern

Cownose ray

EN — Endangered

Physical Characteristics

Attribute	Black-shouldered Opossum	Cownose 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.

Cownose ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Endangered 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.