Pacific Spiny-rat vs Stygian Shadowdragon

Proechimys decumanus compared with Neurocordulia yamaskanensis

Key Differences

• Pacific Spiny-rat is Near Threatened while Stygian Shadowdragon is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Stygian Shadowdragon
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	Neurocordulia
Species	Proechimys decumanus	Neurocordulia yamaskanensis

Evolutionary Relationship

Pacific Spiny-rat and Stygian Shadowdragon share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Stygian Shadowdragon

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Stygian Shadowdragon
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.

Stygian Shadowdragon

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.