Medusa Brittlestem vs Olive-gray Thomasomys

Psathyrella caput-medusae compared with Thomasomys cinereus

Key Differences

Medusa Brittlestem is Endangered while Olive-gray Thomasomys is Least Concern.

Taxonomic Classification

Rank	Medusa Brittlestem	Olive-gray Thomasomys
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Rodentia (Rodents)
Family	Psathyrellaceae	Cricetidae
Genus	Psathyrella	Thomasomys
Species	Psathyrella caput-medusae	Thomasomys cinereus

Conservation Status

Medusa Brittlestem

EN — Endangered

Olive-gray Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Medusa Brittlestem	Olive-gray Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Medusa Brittlestem

Habitat

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

Range

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