Arrow-head tree snail vs Crowned Sifaka

Partula sagitta compared with Propithecus coronatus

Key Differences

• Arrow-head tree snail is Extinct while Crowned Sifaka is Critically Endangered.

Taxonomic Classification

Rank	Arrow-head tree snail	Crowned Sifaka
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Primates (Primates)
Family	Partulidae	Indriidae
Genus	Partula	Propithecus
Species	Partula sagitta	Propithecus coronatus

Evolutionary Relationship

Arrow-head tree snail and Crowned Sifaka share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arrow-head tree snail

EX — Extinct

Crowned Sifaka

CR — Critically Endangered

Physical Characteristics

Attribute	Arrow-head tree snail	Crowned Sifaka
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.

Crowned Sifaka

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.