Darkface arion vs Gray-bellied Night Monkey

Arion distinctus compared with Aotus lemurinus

Key Differences

• Darkface arion is Least Concern while Gray-bellied Night Monkey is Vulnerable.

Taxonomic Classification

Rank	Darkface arion	Gray-bellied Night Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Primates (Primates)
Family	Arionidae	Aotidae
Genus	Arion	Aotus
Species	Arion distinctus	Aotus lemurinus

Evolutionary Relationship

Darkface arion and Gray-bellied Night Monkey share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Darkface arion

LC — Least Concern

Gray-bellied Night Monkey

VU — Vulnerable

Physical Characteristics

Attribute	Darkface arion	Gray-bellied Night Monkey
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).

Gray-bellied Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.