Alfken's Mini-miner vs Nut-Tree Pigmy

Andrena alfkenella compared with Stigmella microtheriella

Key Differences

• Alfken's Mini-miner is Near Threatened while Nut-Tree Pigmy is Least Concern.

Taxonomic Classification

Rank	Alfken's Mini-miner	Nut-Tree 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 alfkenella	Stigmella microtheriella

Evolutionary Relationship

Alfken's Mini-miner and Nut-Tree Pigmy share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

Nut-Tree Pigmy

LC — Least Concern

Physical Characteristics

Attribute	Alfken's Mini-miner	Nut-Tree Pigmy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alfken's Mini-miner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Nut-Tree Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Alfken's Mini-miner

The Alfken's Mini-miner (Andrena alfkenella) is a species in the genus Andrena. It is currently classified as Near Threatened 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