Buff-bellied Fat-tailed Mouse Opossum vs Dwarf round ray

Thylamys venustus compared with Urotrygon nana

Key Differences

• Buff-bellied Fat-tailed Mouse Opossum is Data Deficient while Dwarf round ray is Near Threatened.

Taxonomic Classification

Rank	Buff-bellied Fat-tailed Mouse Opossum	Dwarf round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Didelphimorphia (Didelphimorphia)	Myliobatiformes (Myliobatiformes)
Family	Didelphidae	Urotrygonidae
Genus	Thylamys	Urotrygon
Species	Thylamys venustus	Urotrygon nana

Evolutionary Relationship

Buff-bellied Fat-tailed Mouse Opossum and Dwarf round ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Buff-bellied Fat-tailed Mouse Opossum

DD — Data Deficient

Dwarf round ray

NT — Near Threatened

Physical Characteristics

Attribute	Buff-bellied Fat-tailed Mouse Opossum	Dwarf round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-bellied Fat-tailed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Dwarf round ray

Buff-bellied Fat-tailed Mouse Opossum

The Buff-Bellied Fat-Tailed Mouse Opossum (Thylamys venustus) is a species in the genus Thylamys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.