Dung Brittlestem vs Merriam’s Pocket Mouse

Psathyrella saponacea compared with Perognathus merriami

Key Differences

• Dung Brittlestem is Data Deficient while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Dung Brittlestem	Merriam’s Pocket Mouse
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Rodentia (Rodents)
Family	Psathyrellaceae	Heteromyidae
Genus	Psathyrella	Perognathus
Species	Psathyrella saponacea	Perognathus merriami

Conservation Status

Dung Brittlestem

DD — Data Deficient

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Dung Brittlestem	Merriam’s Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dung Brittlestem

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.