Gassy Webcap vs Miller’s Mastiff Bat

Cortinarius traganus compared with Molossus pretiosus

Key Differences

• Gassy Webcap is Vulnerable while Miller’s Mastiff Bat is Least Concern.

Taxonomic Classification

Rank	Gassy Webcap	Miller’s Mastiff Bat
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Chiroptera (Bats)
Family	Cortinariaceae	Molossidae
Genus	Cortinarius	Molossus
Species	Cortinarius traganus	Molossus pretiosus

Conservation Status

Gassy Webcap

VU — Vulnerable

Miller’s Mastiff Bat

LC — Least Concern

Physical Characteristics

Attribute	Gassy Webcap	Miller’s Mastiff Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gassy Webcap

Habitat

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

Range

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

Miller’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.