Pacific Spiny-rat vs Spot-tailed Dasher

Proechimys decumanus compared with Micrathyria aequalis

Key Differences

• Pacific Spiny-rat is Near Threatened while Spot-tailed Dasher is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Spot-tailed Dasher
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Odonata (Odonata)
Family	Echimyidae	Libellulidae
Genus	Proechimys	Micrathyria
Species	Proechimys decumanus	Micrathyria aequalis

Evolutionary Relationship

Pacific Spiny-rat and Spot-tailed Dasher share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Spot-tailed Dasher

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Spot-tailed Dasher
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.

Spot-tailed Dasher

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Colombia and United States.