Bridge Roller vs Sand Digger Wasp

Ancylis uncella compared with Mellinus crabroneus

Key Differences

• Bridge Roller is Least Concern while Sand Digger Wasp is Critically Endangered.

Taxonomic Classification

Rank	Bridge Roller	Sand Digger Wasp
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Lepidoptera (Butterflies & Moths)	Hymenoptera (Ants, Bees & Wasps)
Family	Tortricidae	Crabronidae
Genus	Ancylis	Mellinus
Species	Ancylis uncella	Mellinus crabroneus

Evolutionary Relationship

Bridge Roller and Sand Digger Wasp share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Bridge Roller

LC — Least Concern

Sand Digger Wasp

CR — Critically Endangered

Physical Characteristics

Attribute	Bridge Roller	Sand Digger Wasp
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Sand Digger Wasp

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Bridge Roller

The Bridge Roller (Ancylis uncella) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden