Gray-bellied Night Monkey vs Sparsetooth dogfish

Aotus lemurinus compared with Scymnodalatias oligodon

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Sparsetooth dogfish is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Sparsetooth dogfish
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Primates (Primates)	Squaliformes (Squaliformes)
Family	Aotidae	Somniosidae
Genus	Aotus	Scymnodalatias
Species	Aotus lemurinus	Scymnodalatias oligodon

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Sparsetooth dogfish

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Sparsetooth dogfish
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.

Sparsetooth dogfish

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile.