Grassland Whorl Snail vs Lilljeborg's whorl snail

Vertigo ovata compared with Vertigo lilljeborgi

Key Differences

• Grassland Whorl Snail is Near Threatened while Lilljeborg's whorl snail is Least Concern.

Taxonomic Classification

Rank	Grassland Whorl Snail	Lilljeborg's whorl snail
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Mollusca (軟体動物)	Mollusca (軟体動物)
Class same	Gastropoda (腹足綱)	Gastropoda (腹足綱)
Order same	Stylommatophora (Stylommatophora)	Stylommatophora (Stylommatophora)
Family same	Vertiginidae	Vertiginidae
Genus same	Vertigo	Vertigo
Species	Vertigo ovata	Vertigo lilljeborgi

Evolutionary Relationship

Grassland Whorl Snail and Lilljeborg's whorl snail share a common ancestor at the Genus level: Vertigo.

Conservation Status

Grassland Whorl Snail

NT — Near Threatened

Lilljeborg's whorl snail

LC — Least Concern

Physical Characteristics

Attribute	Grassland Whorl Snail	Lilljeborg's whorl snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Grassland Whorl Snail

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Distributed across Mexico, New Zealand, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Lilljeborg's whorl snail

Habitat

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

Range

Distributed across Denmark, France, Norway, and Sweden.