Gray-bellied Night Monkey vs White-shouldered Marble

Aotus lemurinus compared with Apotomis turbidana

Key Differences

• Gray-bellied Night Monkey is Vulnerable while White-shouldered Marble is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	White-shouldered Marble
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Aotidae	Tortricidae
Genus	Aotus	Apotomis
Species	Aotus lemurinus	Apotomis turbidana

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

White-shouldered Marble

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	White-shouldered Marble
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

White-shouldered Marble

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.