Arrow-head tree snail vs Birch Marble

Partula sagitta compared with Apotomis betuletana

Key Differences

• Arrow-head tree snail is Extinct while Birch Marble is Least Concern.

Taxonomic Classification

Rank	Arrow-head tree snail	Birch Marble
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Gastropoda (Gastropoda)	Insecta (Insects)
Order	Stylommatophora (Stylommatophora)	Lepidoptera (Butterflies & Moths)
Family	Partulidae	Tortricidae
Genus	Partula	Apotomis
Species	Partula sagitta	Apotomis betuletana

Evolutionary Relationship

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

Conservation Status

Arrow-head tree snail

EX — Extinct

Birch Marble

LC — Least Concern

Physical Characteristics

Attribute	Arrow-head tree snail	Birch Marble
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.

Birch Marble

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Birch Marble

The Birch Marble (Apotomis betuletana) is a species in the genus Apotomis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.