Beet tortoise beetle vs Blackthorn Mining Bee

Cassida nebulosa compared with Andrena varians

Key Differences

• Beet tortoise beetle is Vulnerable while Blackthorn Mining Bee is Least Concern.

Taxonomic Classification

Rank	Beet tortoise beetle	Blackthorn Mining Bee
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Coleoptera (Beetles)	Hymenoptera (Ants, Bees & Wasps)
Family	Chrysomelidae	Andrenidae
Genus	Cassida	Andrena
Species	Cassida nebulosa	Andrena varians

Evolutionary Relationship

Beet tortoise beetle and Blackthorn Mining Bee share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Beet tortoise beetle

VU — Vulnerable

Blackthorn Mining Bee

LC — Least Concern

Physical Characteristics

Attribute	Beet tortoise beetle	Blackthorn Mining Bee
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beet tortoise beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Blackthorn Mining Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Luxembourg, Norway, and Sweden.

Beet tortoise beetle

The Beet tortoise beetle (Cassida nebulosa) is a species in the genus Cassida. It is currently classified as Vulnerable on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden