Alfken's Mini-miner vs Brown Widow

Andrena alfkenella compared with Latrodectus geometricus

Key Differences

Alfken's Mini-miner is Near Threatened while Brown Widow is Not Evaluated.

Taxonomic Classification

Rank	Alfken's Mini-miner	Brown Widow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Arachnida (Arachnids)
Order	Hymenoptera (Ants, Bees & Wasps)	Araneae (Araneae)
Family	Andrenidae	Theridiidae
Genus	Andrena	Latrodectus
Species	Andrena alfkenella	Latrodectus geometricus

Evolutionary Relationship

Alfken's Mini-miner and Brown Widow share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

View Phylum: Arthropoda

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

Brown Widow

NE — Not Evaluated

Physical Characteristics

Attribute	Alfken's Mini-miner	Brown Widow
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 Widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Peru).

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 Widow

The Brown Widow (Latrodectus geometricus) is a species in the genus Latrodectus. Typically found in terrestrial habitats from forests to deserts. Its geographic range includes widely distributed across africa (south africa), asia (japan), europe (7 countries), north america (united states), and south america (colombia, ecuador, peru).