small tortoiseshell vs

Aglais urticae compared with Trichormus variabilis

Key Differences

• small tortoiseshell is Near Threatened while is Not Evaluated.

Taxonomic Classification

Rank	small tortoiseshell
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Arthropoda (Arthropods)	Cyanobacteria (Cyanobacteria)
Class	Insecta (Insects)	Cyanobacteriia
Order	Lepidoptera (Butterflies & Moths)	Cyanobacteriales
Family	Nymphalidae (Brush-footed Butterflies)	Nostocaceae
Genus	Aglais	Trichormus
Species	Aglais urticae	Trichormus variabilis

Conservation Status

small tortoiseshell

NT — Near Threatened

NE — Not Evaluated

Physical Characteristics

Attribute	small tortoiseshell
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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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.

Trichormus variabilis is a filamentous, nitrogen-fixing cyanobacterium in the family Nostocaceae. It forms heterocysts — specialized nitrogen-fixing cells — within its trichomes and is found in freshwater, soil, and symbiotic associations. Its conservation status is not evaluated.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden