Polynesian Tree Snail vs Radiolate Partula

Partula dolorosa compared with Partula radiolata

Key Differences

• Polynesian Tree Snail is Extinct while Radiolate Partula is Critically Endangered.

Taxonomic Classification

Rank	Polynesian Tree Snail	Radiolate Partula
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Mollusca (软体动物门)	Mollusca (软体动物门)
Class same	Gastropoda (腹足纲)	Gastropoda (腹足纲)
Order same	Stylommatophora (柄眼目)	Stylommatophora (柄眼目)
Family same	Partulidae	Partulidae
Genus same	Partula	Partula
Species	Partula dolorosa	Partula radiolata

Evolutionary Relationship

Polynesian Tree Snail and Radiolate Partula share a common ancestor at the Genus level: Partula.

Conservation Status

Polynesian Tree Snail

EX — Extinct

Radiolate Partula

CR — Critically Endangered

Physical Characteristics

Attribute	Polynesian Tree Snail	Radiolate Partula
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Polynesian Tree Snail

Habitat

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

Radiolate Partula

Habitat

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

Range

Found in Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.