small tortoiseshell vs treble brown spot

Aglais urticae compared with Idaea trigeminata

Taxonomic Classification

Rank	small tortoiseshell	treble brown spot
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family	Nymphalidae (Brush-footed Butterflies)	Geometridae
Genus	Aglais	Idaea
Species	Aglais urticae	Idaea trigeminata

Evolutionary Relationship

small tortoiseshell and treble brown spot share a common ancestor at the Order level: Lepidoptera. (Butterflies & Moths)

Conservation Status

small tortoiseshell

NT — Near Threatened

treble brown spot

NT — Near Threatened

Physical Characteristics

Attribute	small tortoiseshell	treble brown spot
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

treble brown spot

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden. 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:

🇧🇪 Belgium 🇸🇪 Sweden