Guyenne Spiny-rat vs Ray

Proechimys guyannensis compared with Sympterygia bonapartii

Key Differences

• Guyenne Spiny-rat is Least Concern while Ray is Near Threatened.

Taxonomic Classification

Rank	Guyenne Spiny-rat	Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Echimyidae	Arhynchobatidae
Genus	Proechimys	Sympterygia
Species	Proechimys guyannensis	Sympterygia bonapartii

Evolutionary Relationship

Guyenne Spiny-rat and Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Guyenne Spiny-rat

LC — Least Concern

Ray

NT — Near Threatened

Physical Characteristics

Attribute	Guyenne Spiny-rat	Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guyenne Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Ray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.