Small Dog Whelk vs small tortoiseshell

Tritia varicosa compared with Aglais urticae

Key Differences

• Small Dog Whelk is Not Evaluated while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Small Dog Whelk	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Gastropoda (Gastropoda)	Insecta (Insects)
Order	Neogastropoda (Neogastropoda)	Lepidoptera (Butterflies & Moths)
Family	Nassariidae	Nymphalidae (Brush-footed Butterflies)
Genus	Tritia	Aglais
Species	Tritia varicosa	Aglais urticae

Evolutionary Relationship

Small Dog Whelk and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Small Dog Whelk

NE — Not Evaluated

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Small Dog Whelk	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Small Dog Whelk

Habitat

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

Range

Distributed across Denmark and Norway.

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.

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 2 countries:

🇩🇰 Denmark 🇳🇴 Norway