Arrow-head tree snail vs Desmarest’s Spiny Pocket Mouse

Partula sagitta compared with Heteromys desmarestianus

Key Differences

• Arrow-head tree snail is Extinct while Desmarest’s Spiny Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Arrow-head tree snail	Desmarest’s Spiny Pocket Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Rodentia (Rodents)
Family	Partulidae	Heteromyidae
Genus	Partula	Heteromys
Species	Partula sagitta	Heteromys desmarestianus

Evolutionary Relationship

Arrow-head tree snail and Desmarest’s Spiny Pocket Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arrow-head tree snail

EX — Extinct

Desmarest’s Spiny Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Arrow-head tree snail	Desmarest’s Spiny Pocket Mouse
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.

Desmarest’s Spiny Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.