Desmoulin's Whorl Snail vs Round-mouthed Whorl Snail

Vertigo moulinsiana compared with Vertigo genesii

Taxonomic Classification

Rank	Desmoulin's Whorl Snail	Round-mouthed Whorl Snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Gastropoda (Gastropoda)	Gastropoda (Gastropoda)
Order same	Stylommatophora (Stylommatophora)	Stylommatophora (Stylommatophora)
Family same	Vertiginidae	Vertiginidae
Genus same	Vertigo	Vertigo
Species	Vertigo moulinsiana	Vertigo genesii

Evolutionary Relationship

Desmoulin's Whorl Snail and Round-mouthed Whorl Snail share a common ancestor at the Genus level: Vertigo.

Conservation Status

Desmoulin's Whorl Snail

NT — Near Threatened

Round-mouthed Whorl Snail

NT — Near Threatened

Physical Characteristics

Attribute	Desmoulin's Whorl Snail	Round-mouthed Whorl Snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Desmoulin's Whorl Snail

Habitat

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

Range

Found across Europe (9 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Round-mouthed Whorl Snail

Habitat

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

Range

Distributed across France, Italy, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Shared Countries

Both species can be found in 4 countries:

🇫🇷 France 🇮🇹 Italy 🇳🇴 Norway 🇸🇪 Sweden