Cuvier s Spiny-rat vs Fake round ray

Proechimys cuvieri compared with Urotrygon simulatrix

Key Differences

• Cuvier s Spiny-rat is Least Concern while Fake round ray is Vulnerable.

Taxonomic Classification

Rank	Cuvier s Spiny-rat	Fake round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Echimyidae	Urotrygonidae
Genus	Proechimys	Urotrygon
Species	Proechimys cuvieri	Urotrygon simulatrix

Evolutionary Relationship

Cuvier s Spiny-rat and Fake round ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Cuvier s Spiny-rat

LC — Least Concern

Fake round ray

VU — Vulnerable

Physical Characteristics

Attribute	Cuvier s Spiny-rat	Fake round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cuvier s Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Venezuela.

Fake round ray