Bitter Webcap vs Noctule

Cortinarius infractus compared with Nyctalus noctula

Key Differences

• Bitter Webcap is Least Concern while Noctule is Vulnerable.

Taxonomic Classification

Rank	Bitter Webcap	Noctule
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Chiroptera (Bats)
Family	Cortinariaceae	Vespertilionidae
Genus	Cortinarius	Nyctalus
Species	Cortinarius infractus	Nyctalus noctula

Conservation Status

Bitter Webcap

LC — Least Concern

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Bitter Webcap	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter Webcap

Habitat

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

Range

Distributed across Denmark and Sweden.

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Bitter Webcap

The Bitter Webcap (Cortinarius infractus) is a species in the genus Cortinarius. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

Noctule

Noctule (Nyctalus noctula) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden