Fake round ray vs Guyanan spiny rat

Urotrygon simulatrix compared with Proechimys hoplomyoides

Key Differences

• Fake round ray is Vulnerable while Guyanan spiny rat is Data Deficient.

Taxonomic Classification

Rank	Fake round ray	Guyanan spiny rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Urotrygonidae	Echimyidae
Genus	Urotrygon	Proechimys
Species	Urotrygon simulatrix	Proechimys hoplomyoides

Evolutionary Relationship

Fake round ray and Guyanan spiny rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Fake round ray

VU — Vulnerable

Guyanan spiny rat

DD — Data Deficient

Physical Characteristics

Attribute	Fake round ray	Guyanan spiny rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fake round ray

Guyanan spiny rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.