Pacific Spiny-rat vs Williamson's Emerald

Proechimys decumanus compared with Somatochlora williamsoni

Key Differences

• Pacific Spiny-rat is Near Threatened while Williamson's Emerald is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Williamson's Emerald
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Odonata (Odonata)
Family	Echimyidae	Corduliidae
Genus	Proechimys	Somatochlora
Species	Proechimys decumanus	Somatochlora williamsoni

Evolutionary Relationship

Pacific Spiny-rat and Williamson's Emerald share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Williamson's Emerald

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Williamson's Emerald
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.

Williamson's Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.