Alder leaf beetle vs Arrow-head tree snail

Agelastica alni compared with Partula sagitta

Key Differences

• Alder leaf beetle is Least Concern while Arrow-head tree snail is Extinct.

Taxonomic Classification

Rank	Alder leaf beetle	Arrow-head tree snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Coleoptera (Beetles)	Stylommatophora (Stylommatophora)
Family	Chrysomelidae	Partulidae
Genus	Agelastica	Partula
Species	Agelastica alni	Partula sagitta

Evolutionary Relationship

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

Conservation Status

Alder leaf beetle

LC — Least Concern

Arrow-head tree snail

EX — Extinct

Physical Characteristics

Attribute	Alder leaf beetle	Arrow-head tree snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder leaf beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Arrow-head tree snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Alder leaf beetle

The Alder leaf beetle (Agelastica alni) is a species in the genus Agelastica. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.