Alfken's Mini-miner vs Bladder Stalks

Andrena alfkenella compared with Physalacria inflata

Key Differences

• Alfken's Mini-miner is Near Threatened while Bladder Stalks is Not Evaluated.

Taxonomic Classification

Rank	Alfken's Mini-miner	Bladder Stalks
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Hymenoptera (Ants, Bees & Wasps)	Agaricales (Gilled Mushrooms)
Family	Andrenidae	Physalacriaceae
Genus	Andrena	Physalacria
Species	Andrena alfkenella	Physalacria inflata

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

Bladder Stalks

NE — Not Evaluated

Physical Characteristics

Attribute	Alfken's Mini-miner	Bladder Stalks
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.

Bladder Stalks

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Found in 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.

Bladder Stalks

The Bladder Stalks (Physalacria inflata) is a species in the genus Physalacria. Typically found in forest floors, decomposing wood, and soil ecosystems.