Fake round ray vs Linnaeus's mouse opossum

Urotrygon simulatrix compared with Marmosa murina

Key Differences

• Fake round ray is Vulnerable while Linnaeus's mouse opossum is Least Concern.

Taxonomic Classification

Rank	Fake round ray	Linnaeus's mouse opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Didelphimorphia (Didelphimorphia)
Family	Urotrygonidae	Didelphidae
Genus	Urotrygon	Marmosa
Species	Urotrygon simulatrix	Marmosa murina

Evolutionary Relationship

Fake round ray and Linnaeus's mouse opossum share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fake round ray

VU — Vulnerable

Linnaeus's mouse opossum

LC — Least Concern

Physical Characteristics

Attribute	Fake round ray	Linnaeus's mouse opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fake round ray

Linnaeus's mouse opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.