Dwarf round ray vs Kalinowski s Mouse Opossum

Urotrygon nana compared with Hyladelphys kalinowskii

Key Differences

• Dwarf round ray is Near Threatened while Kalinowski s Mouse Opossum is Least Concern.

Taxonomic Classification

Rank	Dwarf round ray	Kalinowski s Mouse Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Elasmobranchii	Mammalia (mamíferos)
Order	Myliobatiformes (Myliobatiformes)	Didelphimorphia (Didelphimorphia)
Family	Urotrygonidae	Didelphidae
Genus	Urotrygon	Hyladelphys
Species	Urotrygon nana	Hyladelphys kalinowskii

Evolutionary Relationship

Dwarf round ray and Kalinowski s Mouse Opossum share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Dwarf round ray

NT — Near Threatened

Kalinowski s Mouse Opossum

LC — Least Concern

Physical Characteristics

Attribute	Dwarf round ray	Kalinowski s Mouse Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Kalinowski s Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.