Dwarf black stingray vs Gray-bellied Night Monkey

Hemitrygon parvonigra compared with Aotus lemurinus

Key Differences

• Dwarf black stingray is Data Deficient while Gray-bellied Night Monkey is Vulnerable.

Taxonomic Classification

Rank	Dwarf black stingray	Gray-bellied Night Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Primates (Primates)
Family	Dasyatidae	Aotidae
Genus	Hemitrygon	Aotus
Species	Hemitrygon parvonigra	Aotus lemurinus

Evolutionary Relationship

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

Conservation Status

Dwarf black stingray

DD — Data Deficient

Gray-bellied Night Monkey

VU — Vulnerable

Physical Characteristics

Attribute	Dwarf black stingray	Gray-bellied Night Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf black stingray

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.