Medusa Brittlestem vs Mt Pirri Deermouse

Psathyrella caput-medusae compared with Isthmomys pirrensis

Key Differences

• Medusa Brittlestem is Endangered while Mt Pirri Deermouse is Least Concern.

Taxonomic Classification

Rank	Medusa Brittlestem	Mt Pirri Deermouse
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	Isthmomys
Species	Psathyrella caput-medusae	Isthmomys pirrensis

Conservation Status

Medusa Brittlestem

EN — Endangered

Mt Pirri Deermouse

LC — Least Concern

Physical Characteristics

Attribute	Medusa Brittlestem	Mt Pirri Deermouse
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.

Mt Pirri Deermouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.