Arctic Blue vs Clouded Cosmet

Agriades aquilo compared with Mompha langiella

Key Differences

• Arctic Blue is Near Threatened while Clouded Cosmet is Least Concern.

Taxonomic Classification

Rank	Arctic Blue	Clouded Cosmet
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	Lycaenidae	Momphidae
Genus	Agriades	Mompha
Species	Agriades aquilo	Mompha langiella

Evolutionary Relationship

Arctic Blue and Clouded Cosmet share a common ancestor at the Order level: Lepidoptera. (Butterflies & Moths)

Conservation Status

Arctic Blue

NT — Near Threatened

Clouded Cosmet

LC — Least Concern

Physical Characteristics

Attribute	Arctic Blue	Clouded Cosmet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Finland, Norway, Russia, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Clouded Cosmet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Arctic Blue

The Arctic Blue (Agriades aquilo) is a species in the genus Agriades. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Clouded Cosmet

Clouded cosmet refers to a microlepidopteran moth in the family Cosmopterigidae or related families, likely in the genus Mompha or Cosmopterix, characterized by wings bearing subtle clouded or mottled patterns that distinguish it from more distinctly marked relatives. Cosmet moths are small, delicate insects with narrow, lanceolate wings bearing metallic highlights and fine cross-lines. They inhabit woodland edges, hedgerows, fens, and riverbanks where their larval foodplants occur. Many cosmet moths are highly host-specific, with larvae mining leaves or boring in stems of specific plant genera such as Epilobium (willowherbs) for Mompha species or various herbaceous plants for Cosmopterix. Adults fly from late spring through summer in one or two generations depending on latitude, resting on foliage by day with wings folded roof-like over the body. The intricate wing patterns and metallic scale patches of cosmet moths make them objects of particular interest among lepidopterists, though their small size demands close examination under magnification for confident identification. Many species are locally distributed and associated with specific habitat types.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden