Pacific Spiny-rat vs Arraia

Proechimys decumanus compared with Bathytoshia centroura

Key Differences

• Pacific Spiny-rat is Near Threatened while Arraia is Vulnerable.

Taxonomic Classification

Rank	Pacific Spiny-rat	Arraia
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Elasmobranchii
Order	Rodentia (Roedores)	Myliobatiformes (Myliobatiformes)
Family	Echimyidae	Dasyatidae
Genus	Proechimys	Bathytoshia
Species	Proechimys decumanus	Bathytoshia centroura

Evolutionary Relationship

Pacific Spiny-rat and Arraia share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Arraia

VU — Vulnerable

Physical Characteristics

Attribute	Pacific Spiny-rat	Arraia
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Arraia