Blue Mason Bee vs blunt tellin

Osmia caerulescens compared with Arcopagia crassa

Key Differences

• Blue Mason Bee is Least Concern while blunt tellin is Vulnerable.

Taxonomic Classification

Rank	Blue Mason Bee	blunt tellin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Hymenoptera (Ants, Bees & Wasps)	Cardiida (Cardiida)
Family	Megachilidae	Tellinidae
Genus	Osmia	Arcopagia
Species	Osmia caerulescens	Arcopagia crassa

Evolutionary Relationship

Blue Mason Bee and blunt tellin share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blue Mason Bee

LC — Least Concern

blunt tellin

VU — Vulnerable

Physical Characteristics

Attribute	Blue Mason Bee	blunt tellin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Mason Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Europe (5 countries), North America (United States), and Oceania and the Pacific (New Zealand).

blunt tellin

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Blue Mason Bee

The Blue Mason Bee (Osmia caerulescens) is a species in the genus Osmia. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

blunt tellin

The Blunt tellin (Arcopagia crassa) is a species in the genus Arcopagia. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden