Gray-bellied Night Monkey vs Opal chimaera

Aotus lemurinus compared with Chimaera opalescens

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Opal chimaera is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Opal chimaera
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Holocephali (Holocephali)
Order	Primates (Primates)	Chimaeriformes (Chimaeriformes)
Family	Aotidae	Chimaeridae
Genus	Aotus	Chimaera
Species	Aotus lemurinus	Chimaera opalescens

Evolutionary Relationship

Gray-bellied Night Monkey and Opal chimaera share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Opal chimaera

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Opal chimaera
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.

Opal chimaera