Pacific Spiny-rat vs Pygmy Brittlestem

Proechimys decumanus compared with Psathyrella pygmaea

Key Differences

• Pacific Spiny-rat is Near Threatened while Pygmy Brittlestem is Least Concern.

Taxonomic Classification

Rank	Pacific Spiny-rat	Pygmy Brittlestem
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Agaricales (Gilled Mushrooms)
Family	Echimyidae	Psathyrellaceae
Genus	Proechimys	Psathyrella
Species	Proechimys decumanus	Psathyrella pygmaea

Conservation Status

Pacific Spiny-rat

NT — Near Threatened

Pygmy Brittlestem

LC — Least Concern

Physical Characteristics

Attribute	Pacific Spiny-rat	Pygmy Brittlestem
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Pygmy Brittlestem

Habitat

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

Range

Distributed across Belgium, Brazil, Denmark, Norway, and Sweden.