Arrow-head tree snail vs Azorean predacious diving beetle

Partula sagitta compared with Agabus godmanni

Key Differences

• Arrow-head tree snail is Extinct while Azorean predacious diving beetle is Endangered.

Taxonomic Classification

Rank	Arrow-head tree snail	Azorean predacious diving beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Gastropoda (Gastropoda)	Insecta (Insects)
Order	Stylommatophora (Stylommatophora)	Coleoptera (Beetles)
Family	Partulidae	Dytiscidae
Genus	Partula	Agabus
Species	Partula sagitta	Agabus godmanni

Evolutionary Relationship

Arrow-head tree snail and Azorean predacious diving beetle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arrow-head tree snail

EX — Extinct

Azorean predacious diving beetle

EN — Endangered

Physical Characteristics

Attribute	Arrow-head tree snail	Azorean predacious diving beetle
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.

Azorean predacious diving beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal. Currently classified as Endangered 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.

Azorean predacious diving beetle

The Azorean predacious diving beetle (Agabus godmanni) is a species in the genus Agabus. It is currently classified as Endangered on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.