Boreal tridonta vs small tortoiseshell

Astarte borealis compared with Aglais urticae

Key Differences

• Boreal tridonta is Not Evaluated while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Boreal tridonta	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Carditida (Carditida)	Lepidoptera (Butterflies & Moths)
Family	Astartidae	Nymphalidae (Brush-footed Butterflies)
Genus	Astarte	Aglais
Species	Astarte borealis	Aglais urticae

Evolutionary Relationship

Boreal tridonta and small tortoiseshell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Boreal tridonta

NE — Not Evaluated

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Boreal tridonta	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Boreal tridonta

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, 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.

Boreal tridonta

The Boreal Tridonta (Astarte borealis) is a species in the genus Astarte. Native to Europe, inhabiting ecosystems characteristic of the region.

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 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden