Alfken's Mini-miner vs spreading threadwort

Andrena alfkenella compared with Cephaloziella divaricata

Key Differences

Alfken's Mini-miner is Near Threatened while spreading threadwort is Endangered.

Taxonomic Classification

Rank	Alfken's Mini-miner	spreading threadwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Marchantiophyta (liverwort)
Class	Insecta (Insects)	Jungermanniopsida (Jungermanniopsida)
Order	Hymenoptera (Ants, Bees & Wasps)	Jungermanniales (Jungermanniales)
Family	Andrenidae	Cephaloziellaceae
Genus	Andrena	Cephaloziella
Species	Andrena alfkenella	Cephaloziella divaricata

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

spreading threadwort

EN — Endangered

Physical Characteristics

Attribute	Alfken's Mini-miner	spreading threadwort
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.

spreading threadwort

Habitat

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

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Brazil). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.