Guajira Mouse Opossum vs Round ray

Marmosa xerophila compared with Irolita waitii

Key Differences

• Guajira Mouse Opossum is Vulnerable while Round ray is Least Concern.

Taxonomic Classification

Rank	Guajira Mouse Opossum	Round 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	Marmosa	Irolita
Species	Marmosa xerophila	Irolita waitii

Evolutionary Relationship

Guajira Mouse Opossum and Round ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guajira Mouse Opossum

VU — Vulnerable

Round ray

LC — Least Concern

Physical Characteristics

Attribute	Guajira Mouse Opossum	Round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guajira Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Round ray