Pacific Spiny-rat vs Reticulate round ray

Proechimys decumanus compared with Urotrygon reticulata

Key Differences

• Pacific Spiny-rat is Near Threatened while Reticulate round ray is Critically Endangered.

Taxonomic Classification

Rank	Pacific Spiny-rat	Reticulate 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 decumanus	Urotrygon reticulata

Evolutionary Relationship

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

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Reticulate round ray

CR — Critically Endangered

Physical Characteristics

Attribute	Pacific Spiny-rat	Reticulate round ray
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.

Reticulate round ray