Buff-tailed Mining Bee vs Pixie Foam

Andrena humilis compared with Stereocaulon pileatum

Key Differences

• Buff-tailed Mining Bee is Extinct while Pixie Foam is Critically Endangered.

Taxonomic Classification

Rank	Buff-tailed Mining Bee	Pixie Foam
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Ascomycota (Sac Fungi)
Class	Insecta (Insects)	Lecanoromycetes (Lecanoromycetes)
Order	Hymenoptera (Ants, Bees & Wasps)	Lecanorales (Lecanorales)
Family	Andrenidae	Stereocaulaceae
Genus	Andrena	Stereocaulon
Species	Andrena humilis	Stereocaulon pileatum

Conservation Status

Buff-tailed Mining Bee

EX — Extinct

Pixie Foam

CR — Critically Endangered

Physical Characteristics

Attribute	Buff-tailed Mining Bee	Pixie Foam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-tailed Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

Pixie Foam

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

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

Buff-tailed Mining Bee

The Buff-Tailed Mining Bee (Andrena humilis) is a species in the genus Andrena. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden