Arctic Blue vs Upper Crust

Agriades aquilo compared with Amaurodon cyaneus

Key Differences

• Arctic Blue is Near Threatened while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Arctic Blue	Upper Crust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Lepidoptera (Butterflies & Moths)	Thelephorales (Thelephorales)
Family	Lycaenidae	Thelephoraceae
Genus	Agriades	Amaurodon
Species	Agriades aquilo	Amaurodon cyaneus

Conservation Status

Arctic Blue

NT — Near Threatened

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Arctic Blue	Upper Crust
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.

Upper Crust

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden