Bighead spurdog vs Blackthorn Mining Bee

Squalus bucephalus compared with Andrena varians

Key Differences

• Bighead spurdog is Data Deficient while Blackthorn Mining Bee is Least Concern.

Taxonomic Classification

Rank	Bighead spurdog	Blackthorn Mining Bee
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Elasmobranchii	Insecta (Insects)
Order	Squaliformes (Squaliformes)	Hymenoptera (Ants, Bees & Wasps)
Family	Squalidae	Andrenidae
Genus	Squalus	Andrena
Species	Squalus bucephalus	Andrena varians

Evolutionary Relationship

Bighead spurdog and Blackthorn Mining Bee share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bighead spurdog

DD — Data Deficient

Blackthorn Mining Bee

LC — Least Concern

Physical Characteristics

Attribute	Bighead spurdog	Blackthorn Mining Bee
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bighead spurdog

Blackthorn Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden.

Bighead spurdog

The Bighead spurdog (Squalus bucephalus) is a species in the genus Squalus.

Blackthorn Mining Bee

The Blackthorn Mining Bee (Andrena varians) is a species in the genus Andrena. It is currently classified as Least Concern on the IUCN Red List. Distributed across Denmark, Luxembourg, Norway, and Sweden.