Dwarf round ray vs Five-toed Pygmy Jerboa

Urotrygon nana compared with Cardiocranius paradoxus

Key Differences

• Dwarf round ray is Near Threatened while Five-toed Pygmy Jerboa is Data Deficient.

Taxonomic Classification

Rank	Dwarf round ray	Five-toed Pygmy Jerboa
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Urotrygonidae	Dipodidae
Genus	Urotrygon	Cardiocranius
Species	Urotrygon nana	Cardiocranius paradoxus

Evolutionary Relationship

Dwarf round ray and Five-toed Pygmy Jerboa share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Five-toed Pygmy Jerboa

DD — Data Deficient

Physical Characteristics

Attribute	Dwarf round ray	Five-toed Pygmy Jerboa
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Five-toed Pygmy Jerboa

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.