Arctic Blue vs Cigarette Beetle

Agriades aquilo compared with Sphaericus velhocabrali

Key Differences

• Arctic Blue is Near Threatened while Cigarette Beetle is Critically Endangered.

Taxonomic Classification

Rank	Arctic Blue	Cigarette Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Lepidoptera (Butterflies & Moths)	Coleoptera (Beetles)
Family	Lycaenidae	Ptinidae
Genus	Agriades	Sphaericus
Species	Agriades aquilo	Sphaericus velhocabrali

Evolutionary Relationship

Arctic Blue and Cigarette Beetle share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Arctic Blue

NT — Near Threatened

Cigarette Beetle

CR — Critically Endangered

Physical Characteristics

Attribute	Arctic Blue	Cigarette Beetle
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.

Cigarette Beetle

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Portugal. Currently classified as Critically Endangered 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.

Cigarette Beetle

Sphaericus velhocabrali is a beetle in the family Colydiidae (or allied family), endemic to Portugal and classified as Critically Endangered by the IUCN. This species is known from extremely limited localities in the Iberian Peninsula and represents one of the most threatened coleopteran taxa in Europe. The genus Sphaericus comprises small, cylindrical bark beetles associated with decaying wood and fungal substrates in old-growth forests. Sphaericus velhocabrali likely inhabits ancient forest remnants in Portugal, where it is associated with dead and decaying timber of native hardwood trees. Its Critically Endangered status reflects an extremely small known range, very few known populations, and ongoing habitat loss from logging, land conversion, and the replacement of native forest with eucalyptus and pine plantations across much of Portugal. Veteran and ancient trees that provide suitable dead wood habitat have become rare in the intensively managed Portuguese landscape. Little is known about the detailed ecology, biology, or reproductive habits of this species, and population estimates are unavailable. Conservation action for this beetle depends on the protection of old-growth forest remnants and the promotion of veteran tree retention in Portuguese forests. Its discovery and description are relatively recent, highlighting the ongoing documentation of European invertebrate biodiversity.