brown disc snail vs small tortoiseshell

Discus ruderatus compared with Aglais urticae

Key Differences

• brown disc snail is Least Concern while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	brown disc snail	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Gastropoda (Gastropoda)	Insecta (Insects)
Order	Stylommatophora (Stylommatophora)	Lepidoptera (Butterflies & Moths)
Family	Discidae	Nymphalidae (Brush-footed Butterflies)
Genus	Discus	Aglais
Species	Discus ruderatus	Aglais urticae

Evolutionary Relationship

brown disc snail and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brown disc snail

LC — Least Concern

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	brown disc snail	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brown disc snail

Habitat

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

Range

Distributed across France, Italy, Norway, and Sweden.

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

brown disc snail

The Brown Disc Snail (Discus ruderatus) is a species in the genus Discus. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 4 countries:

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