Arrow-head tree snail vs Broken-barred Roller

Partula sagitta compared with Ancylis unguicella

Key Differences

• Arrow-head tree snail is Extinct while Broken-barred Roller is Least Concern.

Taxonomic Classification

Rank	Arrow-head tree snail	Broken-barred Roller
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	Ancylis
Species	Partula sagitta	Ancylis unguicella

Evolutionary Relationship

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

Conservation Status

Arrow-head tree snail

EX — Extinct

Broken-barred Roller

LC — Least Concern

Physical Characteristics

Attribute	Arrow-head tree snail	Broken-barred Roller
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.

Broken-barred Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Canada, 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.

Broken-barred Roller

The Broken-Barred Roller (Ancylis unguicella) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.