Bitter Tooth vs brittlestar

Hydnellum scabrosum compared with Amphiura filiformis

Key Differences

• Bitter Tooth is Near Threatened while brittlestar is Least Concern.

Taxonomic Classification

Rank	Bitter Tooth	brittlestar
Kingdom	Fungi (Fungi)	Animalia (animal)
Phylum	Basidiomycota (Club Fungi)	Echinodermata (Echinoderms)
Class	Agaricomycetes (Mushrooms)	Ophiuroidea (Ophiuroidea)
Order	Thelephorales (Thelephorales)	Amphilepidida (Amphilepidida)
Family	Bankeraceae	Amphiuridae
Genus	Hydnellum	Amphiura
Species	Hydnellum scabrosum	Amphiura filiformis

Conservation Status

Bitter Tooth

NT — Near Threatened

brittlestar

LC — Least Concern

Physical Characteristics

Attribute	Bitter Tooth	brittlestar
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.

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across 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.

brittlestar

The Brittlestar (Amphiura filiformis) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden