Buff-tailed Mining Bee vs Willow Pigmy

Andrena humilis compared with Stigmella obliquella

Key Differences

• Buff-tailed Mining Bee is Extinct while Willow Pigmy is Least Concern.

Taxonomic Classification

Rank	Buff-tailed Mining Bee	Willow Pigmy
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Hymenoptera (Ants, Bees & Wasps)	Lepidoptera (Butterflies & Moths)
Family	Andrenidae	Nepticulidae
Genus	Andrena	Stigmella
Species	Andrena humilis	Stigmella obliquella

Evolutionary Relationship

Buff-tailed Mining Bee and Willow Pigmy share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Buff-tailed Mining Bee

EX — Extinct

Willow Pigmy

LC — Least Concern

Physical Characteristics

Attribute	Buff-tailed Mining Bee	Willow Pigmy
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.

Willow Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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