Arrow-head tree snail vs blunt tellin

Partula sagitta compared with Arcopagia crassa

Key Differences

• Arrow-head tree snail is Extinct while blunt tellin is Vulnerable.

Taxonomic Classification

Rank	Arrow-head tree snail	blunt tellin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class	Gastropoda (Gastropoda)	Bivalvia (Bivalvia)
Order	Stylommatophora (Stylommatophora)	Cardiida (Cardiida)
Family	Partulidae	Tellinidae
Genus	Partula	Arcopagia
Species	Partula sagitta	Arcopagia crassa

Evolutionary Relationship

Arrow-head tree snail and blunt tellin share a common ancestor at the Phylum level: Mollusca. (Mollusks)

Conservation Status

Arrow-head tree snail

EX — Extinct

blunt tellin

VU — Vulnerable

Physical Characteristics

Attribute	Arrow-head tree snail	blunt tellin
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.

blunt tellin

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. 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.

blunt tellin

The Blunt tellin (Arcopagia crassa) is a species in the genus Arcopagia. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.