Dwarf round ray vs Peruvian Laucha

Urotrygon nana compared with Calomys sorellus

Key Differences

• Dwarf round ray is Near Threatened while Peruvian Laucha is Least Concern.

Taxonomic Classification

Rank	Dwarf round ray	Peruvian Laucha
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Urotrygonidae	Cricetidae
Genus	Urotrygon	Calomys
Species	Urotrygon nana	Calomys sorellus

Evolutionary Relationship

Dwarf round ray and Peruvian Laucha share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Peruvian Laucha

LC — Least Concern

Physical Characteristics

Attribute	Dwarf round ray	Peruvian Laucha
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Peruvian Laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.