Arrow-head tree snail vs Gray-shanked Douc Langur

Partula sagitta compared with Pygathrix cinerea

Key Differences

• Arrow-head tree snail is Extinct while Gray-shanked Douc Langur is Critically Endangered.

Taxonomic Classification

Rank	Arrow-head tree snail	Gray-shanked Douc Langur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Primates (Primates)
Family	Partulidae	Cercopithecidae (Old World Monkeys)
Genus	Partula	Pygathrix
Species	Partula sagitta	Pygathrix cinerea

Evolutionary Relationship

Arrow-head tree snail and Gray-shanked Douc Langur share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arrow-head tree snail

EX — Extinct

Gray-shanked Douc Langur

CR — Critically Endangered

Physical Characteristics

Attribute	Arrow-head tree snail	Gray-shanked Douc Langur
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-shanked Douc Langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.