Alfken's Mini-miner vs Arrow-head tree snail

Andrena alfkenella compared with Partula sagitta

Key Differences

• Alfken's Mini-miner is Near Threatened while Arrow-head tree snail is Extinct.

Taxonomic Classification

Rank	Alfken's Mini-miner	Arrow-head tree snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Hymenoptera (Ants, Bees & Wasps)	Stylommatophora (Stylommatophora)
Family	Andrenidae	Partulidae
Genus	Andrena	Partula
Species	Andrena alfkenella	Partula sagitta

Evolutionary Relationship

Alfken's Mini-miner and Arrow-head tree snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Alfken's Mini-miner

NT — Near Threatened

Arrow-head tree snail

EX — Extinct

Physical Characteristics

Attribute	Alfken's Mini-miner	Arrow-head tree snail
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.

Arrow-head tree snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.

Arrow-head tree snail

The Arrow-head tree snail, Partula sagitta, is a species. It is currently assessed as extinct on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.