California alder vs Polynesian Tree Snail

Alnus rhombifolia compared with Partula levistriata

Key Differences

• California alder is Least Concern while Polynesian Tree Snail is Extinct.

Taxonomic Classification

Rank	California alder	Polynesian Tree Snail
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Mollusca (Mollusks)
Class	Magnoliopsida (Dicots)	Gastropoda (Gastropoda)
Order	Fagales (Beeches & Oaks)	Stylommatophora (Stylommatophora)
Family	Betulaceae	Partulidae
Genus	Alnus	Partula
Species	Alnus rhombifolia	Partula levistriata

Conservation Status

California alder

LC — Least Concern

Polynesian Tree Snail

EX — Extinct

Physical Characteristics

Attribute	California alder	Polynesian Tree Snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

California alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found in Canada.

Polynesian Tree Snail

Habitat

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

California alder

The California alder (Alnus rhombifolia) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.