Alfken's Mini-miner vs Green Silver-Spangled Shark

Andrena alfkenella compared with Cucullia argentea

Key Differences

Alfken's Mini-miner is Near Threatened while Green Silver-Spangled Shark is Critically Endangered.

Taxonomic Classification

Rank	Alfken's Mini-miner	Green Silver-Spangled Shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Hymenoptera (Ants, Bees & Wasps)	Lepidoptera (Butterflies & Moths)
Family	Andrenidae	Noctuidae
Genus	Andrena	Cucullia
Species	Andrena alfkenella	Cucullia argentea

Evolutionary Relationship

Alfken's Mini-miner and Green Silver-Spangled Shark share a common ancestor at the Class level: Insecta. (Insects)

View Class: Insecta

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

Green Silver-Spangled Shark

CR — Critically Endangered

Physical Characteristics

Attribute	Alfken's Mini-miner	Green Silver-Spangled Shark
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.

Green Silver-Spangled Shark

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Denmark, Norway, Sweden, and Ukraine. Currently classified as Critically 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.