Buff-tailed Mining Bee vs Chestnut Pigmy

Andrena humilis compared with Stigmella samiatella

Key Differences

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

Taxonomic Classification

Rank	Buff-tailed Mining Bee	Chestnut 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 samiatella

Evolutionary Relationship

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

Conservation Status

Buff-tailed Mining Bee

EX — Extinct

Chestnut Pigmy

LC — Least Concern

Physical Characteristics

Attribute	Buff-tailed Mining Bee	Chestnut 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.

Chestnut 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.

Chestnut Pigmy

The Chestnut Pigmy (Stigmella samiatella) is a species in the genus Stigmella. It is currently classified as Least Concern 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