Bitter Tooth vs Bridge Roller

Hydnellum scabrosum compared with Ancylis uncella

Key Differences

• Bitter Tooth is Near Threatened while Bridge Roller is Least Concern.

Taxonomic Classification

Rank	Bitter Tooth	Bridge Roller
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Arthropoda (Arthropods)
Class	Agaricomycetes (Mushrooms)	Insecta (Insects)
Order	Thelephorales (Thelephorales)	Lepidoptera (Butterflies & Moths)
Family	Bankeraceae	Tortricidae
Genus	Hydnellum	Ancylis
Species	Hydnellum scabrosum	Ancylis uncella

Conservation Status

Bitter Tooth

NT — Near Threatened

Bridge Roller

LC — Least Concern

Physical Characteristics

Attribute	Bitter Tooth	Bridge Roller
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Tooth

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Bitter Tooth

The Bitter Tooth (Hydnellum scabrosum) is a species in the genus Hydnellum. It is currently classified as Near Threatened on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

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