Beech Tarcrust vs Buff-tailed Mining Bee

Biscogniauxia nummularia compared with Andrena humilis

Key Differences

• Beech Tarcrust is Data Deficient while Buff-tailed Mining Bee is Extinct.

Taxonomic Classification

Rank	Beech Tarcrust	Buff-tailed Mining Bee
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Ascomycota (Sac Fungi)	Arthropoda (Arthropods)
Class	Sordariomycetes (Sordariomycetes)	Insecta (Insects)
Order	Xylariales (Xylariales)	Hymenoptera (Ants, Bees & Wasps)
Family	Graphostromataceae	Andrenidae
Genus	Biscogniauxia	Andrena
Species	Biscogniauxia nummularia	Andrena humilis

Conservation Status

Beech Tarcrust

DD — Data Deficient

Buff-tailed Mining Bee

EX — Extinct

Physical Characteristics

Attribute	Beech Tarcrust	Buff-tailed Mining Bee
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beech Tarcrust

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (7 countries), and South America (Brazil).

Buff-tailed Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Beech Tarcrust

The Beech Tarcrust (Biscogniauxia nummularia) is a species in the genus Biscogniauxia. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden