Darkface arion vs Pacific Spiny-rat

Arion distinctus compared with Proechimys decumanus

Key Differences

• Darkface arion is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Darkface arion	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Rodentia (Rodents)
Family	Arionidae	Echimyidae
Genus	Arion	Proechimys
Species	Arion distinctus	Proechimys decumanus

Evolutionary Relationship

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

Conservation Status

Darkface arion

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Darkface arion	Pacific Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Darkface arion

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Widely distributed across Asia (Taiwan), Europe (12 countries), North America (United States), and Oceania and the Pacific (New Zealand).

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.