Alfken's Mini-miner vs Brown Roll Rim

Andrena alfkenella compared with Paxillus involutus

Key Differences

Alfken's Mini-miner is Near Threatened while Brown Roll Rim is Least Concern.

Taxonomic Classification

Rank	Alfken's Mini-miner	Brown Roll Rim
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Hymenoptera (Ants, Bees & Wasps)	Boletales (Boletales)
Family	Andrenidae	Paxillaceae
Genus	Andrena	Paxillus
Species	Andrena alfkenella	Paxillus involutus

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

Brown Roll Rim

LC — Least Concern

Physical Characteristics

Attribute	Alfken's Mini-miner	Brown Roll Rim
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.

Brown Roll Rim

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil, Chile).

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.

Brown Roll Rim

The Brown Roll Rim (Paxillus involutus) is a species in the genus Paxillus. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.