Birken-Gürtelfuß vs Olivbrauner Rauhkopf

Cortinarius bivelus compared with Cortinarius cotoneus

Key Differences

• Birken-Gürtelfuß is Data Deficient while Olivbrauner Rauhkopf is Vulnerable.

Taxonomic Classification

Rank	Birken-Gürtelfuß	Olivbrauner Rauhkopf
Kingdom same	Fungi (Pilze)	Fungi (Pilze)
Phylum same	Basidiomycota (Ständerpilze)	Basidiomycota (Ständerpilze)
Class same	Agaricomycetes (Mushrooms)	Agaricomycetes (Mushrooms)
Order same	Agaricales (Champignonartige)	Agaricales (Champignonartige)
Family same	Cortinariaceae	Cortinariaceae
Genus same	Cortinarius	Cortinarius
Species	Cortinarius bivelus	Cortinarius cotoneus

Evolutionary Relationship

Birken-Gürtelfuß and Olivbrauner Rauhkopf share a common ancestor at the Genus level: Cortinarius.

Conservation Status

Birken-Gürtelfuß

DD — Data Deficient

Olivbrauner Rauhkopf

VU — Vulnerable

Physical Characteristics

Attribute	Birken-Gürtelfuß	Olivbrauner Rauhkopf
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Birken-Gürtelfuß

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Olivbrauner Rauhkopf

Habitat

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

Range

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

Birken-Gürtelfuß

Cortinarius bivelus is a mycorrhizal agaric fungus in the family Cortinariaceae, assessed as Data Deficient (DD). Like other members of the genus, it forms ectomycorrhizal associations with forest trees and produces a characteristic cobweb-like cortina veil when young. Insufficient data on its distribution and population size prevent a reliable conservation assessment.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden