Arrow-head tree snail vs Gray-bellied Night Monkey

Partula sagitta compared with Aotus lemurinus

Key Differences

• Arrow-head tree snail is Extinct while Gray-bellied Night Monkey is Vulnerable.

Taxonomic Classification

Rank	Arrow-head tree snail	Gray-bellied Night Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Primates (Primates)
Family	Partulidae	Aotidae
Genus	Partula	Aotus
Species	Partula sagitta	Aotus lemurinus

Evolutionary Relationship

Arrow-head tree snail and Gray-bellied Night Monkey share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arrow-head tree snail

EX — Extinct

Gray-bellied Night Monkey

VU — Vulnerable

Physical Characteristics

Attribute	Arrow-head tree snail	Gray-bellied Night Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arrow-head tree snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.

Arrow-head tree snail

The Arrow-head tree snail, Partula sagitta, is a species. It is currently assessed as extinct on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.