Arrow-head tree snail vs Azores Noctule

Partula sagitta compared with Nyctalus azoreum

Key Differences

• Arrow-head tree snail is Extinct while Azores Noctule is Vulnerable.

Taxonomic Classification

Rank	Arrow-head tree snail	Azores Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Stylommatophora (Stylommatophora)	Chiroptera (Bats)
Family	Partulidae	Vespertilionidae
Genus	Partula	Nyctalus
Species	Partula sagitta	Nyctalus azoreum

Evolutionary Relationship

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

Conservation Status

Arrow-head tree snail

EX — Extinct

Azores Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Arrow-head tree snail	Azores Noctule
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.

Azores Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Portugal. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Azores Noctule

The Azores Noctule (Nyctalus azoreum) is a species in the genus Nyctalus. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.