Guyanan spiny rat vs Ray

Proechimys hoplomyoides compared with Atlantoraja castelnaui

Key Differences

• Guyanan spiny rat is Data Deficient while Ray is Critically Endangered.

Taxonomic Classification

Rank	Guyanan 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	Atlantoraja
Species	Proechimys hoplomyoides	Atlantoraja castelnaui

Evolutionary Relationship

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

Conservation Status

Guyanan spiny rat

DD — Data Deficient

Ray

CR — Critically Endangered

Physical Characteristics

Attribute	Guyanan spiny rat	Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Guyanan spiny rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Ray