Arrow-head tree snail vs Linnaeus's mouse opossum

Partula sagitta compared with Marmosa murina

Key Differences

• Arrow-head tree snail is Extinct while Linnaeus's mouse opossum is Least Concern.

Taxonomic Classification

Rank	Arrow-head tree snail	Linnaeus's mouse 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	Marmosa
Species	Partula sagitta	Marmosa murina

Evolutionary Relationship

Arrow-head tree snail and Linnaeus's mouse opossum share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arrow-head tree snail

EX — Extinct

Linnaeus's mouse opossum

LC — Least Concern

Physical Characteristics

Attribute	Arrow-head tree snail	Linnaeus's mouse 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.

Linnaeus's mouse opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

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.