Pacific Spiny-rat vs Poison Ivy Rust

Proechimys decumanus compared with Pileolaria brevipes

Key Differences

• Pacific Spiny-rat is Near Threatened while Poison Ivy Rust is Not Evaluated.

Taxonomic Classification

Rank	Pacific Spiny-rat	Poison Ivy Rust
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Annelida (Segmented Worms)
Class	Mammalia (Mammals)	Polychaeta (Polychaeta)
Order	Rodentia (Rodents)	Sabellida (Sabellida)
Family	Echimyidae	Serpulidae
Genus	Proechimys	Pileolaria
Species	Proechimys decumanus	Pileolaria brevipes

Evolutionary Relationship

Pacific Spiny-rat and Poison Ivy Rust share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Poison Ivy Rust

NE — Not Evaluated

Physical Characteristics

Attribute	Pacific Spiny-rat	Poison Ivy Rust
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.

Poison Ivy Rust

Habitat

Native to Asia and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Taiwan and United States.