Dune Brittlestem vs Guaira Spiny-rat

Psathyrella ammophila compared with Proechimys guairae

Key Differences

• Dune Brittlestem is Endangered while Guaira Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Dune Brittlestem	Guaira Spiny-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	Echimyidae
Genus	Psathyrella	Proechimys
Species	Psathyrella ammophila	Proechimys guairae

Conservation Status

Dune Brittlestem

EN — Endangered

Guaira Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Dune Brittlestem	Guaira Spiny-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.

Guaira Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.