Dark blind ray vs Pacific Spiny-rat

Benthobatis moresbyi compared with Proechimys decumanus

Key Differences

• Dark blind ray is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Dark blind ray	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Torpediniformes (electric ray)	Rodentia (Rodents)
Family	Narcinidae	Echimyidae
Genus	Benthobatis	Proechimys
Species	Benthobatis moresbyi	Proechimys decumanus

Evolutionary Relationship

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

Conservation Status

Dark blind ray

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Dark blind ray	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dark blind ray

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.