Dune Brittlestem vs Fat Sand Rat

Psathyrella ammophila compared with Psammomys obesus

Key Differences

• Dune Brittlestem is Endangered while Fat Sand Rat is Least Concern.

Taxonomic Classification

Rank	Dune Brittlestem	Fat Sand Rat
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Rodentia (Rodents)
Family	Psathyrellaceae	Muridae (Mice & Rats)
Genus	Psathyrella	Psammomys
Species	Psathyrella ammophila	Psammomys obesus

Conservation Status

Dune Brittlestem

EN — Endangered

Fat Sand Rat

LC — Least Concern

Physical Characteristics

Attribute	Dune Brittlestem	Fat Sand Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dune Brittlestem

Habitat

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

Range

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

Fat Sand Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.