Gray-bellied Night Monkey vs Lesser guitarfish

Aotus lemurinus compared with Zapteryx brevirostris

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Lesser guitarfish is Endangered.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Lesser guitarfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Primates (Primates)	Rhinopristiformes (Rhinopristiformes)
Family	Aotidae	Rhinobatidae
Genus	Aotus	Zapteryx
Species	Aotus lemurinus	Zapteryx brevirostris

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Lesser guitarfish

EN — Endangered

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Lesser guitarfish
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.

Lesser guitarfish