Arrow-head tree snail vs One-striped opossum

Partula sagitta compared with Monodelphis unistriata

Key Differences

• Arrow-head tree snail is Extinct while One-striped opossum is Critically Endangered.

Taxonomic Classification

Rank	Arrow-head tree snail	One-striped opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Didelphimorphia (Didelphimorphia)
Family	Partulidae	Didelphidae
Genus	Partula	Monodelphis
Species	Partula sagitta	Monodelphis unistriata

Evolutionary Relationship

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

Conservation Status

Arrow-head tree snail

EX — Extinct

One-striped opossum

CR — Critically Endangered

Physical Characteristics

Attribute	Arrow-head tree snail	One-striped opossum
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.

One-striped opossum

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.