Longnose eagle ray vs Napo Spiny-rat

Myliobatis longirostris compared with Proechimys quadruplicatus

Key Differences

• Longnose eagle ray is Vulnerable while Napo Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Longnose eagle ray	Napo Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Myliobatidae	Echimyidae
Genus	Myliobatis	Proechimys
Species	Myliobatis longirostris	Proechimys quadruplicatus

Evolutionary Relationship

Longnose eagle ray and Napo Spiny-rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Longnose eagle ray

VU — Vulnerable

Napo Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Longnose eagle ray	Napo Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Longnose eagle ray

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.