Bitter Webcap vs Lesser Noctule

Cortinarius infractus compared with Nyctalus leisleri

Key Differences

• Bitter Webcap is Least Concern while Lesser Noctule is Endangered.

Taxonomic Classification

Rank	Bitter Webcap	Lesser Noctule
Kingdom	Fungi (真菌界)	Animalia (动物界)
Phylum	Basidiomycota (担子菌门)	Chordata (脊索动物门)
Class	Agaricomycetes (傘菌綱)	Mammalia (哺乳動物)
Order	Agaricales (伞菌目)	Chiroptera (翼手目)
Family	Cortinariaceae	Vespertilionidae
Genus	Cortinarius	Nyctalus
Species	Cortinarius infractus	Nyctalus leisleri

Conservation Status

Bitter Webcap

LC — Least Concern

Lesser Noctule

EN — Endangered

Physical Characteristics

Attribute	Bitter Webcap	Lesser 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.

Lesser Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Luxembourg, Sweden, and Ukraine. Currently classified as Endangered 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.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden