Alfken's Mini-miner vs Lesser Rocktripe

Andrena alfkenella compared with Umbilicaria muhlenbergii

Key Differences

• Alfken's Mini-miner is Near Threatened while Lesser Rocktripe is Not Evaluated.

Taxonomic Classification

Rank	Alfken's Mini-miner	Lesser Rocktripe
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Ascomycota (Sac Fungi)
Class	Insecta (Insects)	Lecanoromycetes (Lecanoromycetes)
Order	Hymenoptera (Ants, Bees & Wasps)	Umbilicariales (Umbilicariales)
Family	Andrenidae	Umbilicariaceae
Genus	Andrena	Umbilicaria
Species	Andrena alfkenella	Umbilicaria muhlenbergii

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

Lesser Rocktripe

NE — Not Evaluated

Physical Characteristics

Attribute	Alfken's Mini-miner	Lesser Rocktripe
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.

Lesser Rocktripe

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

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.