Merriam’s Pocket Mouse vs Weeping Toothcrust

Perognathus merriami compared with Dacryobolus sudans

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Weeping Toothcrust is Vulnerable.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Weeping Toothcrust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Polyporales (Polyporales)
Family	Heteromyidae	Dacryobolaceae
Genus	Perognathus	Dacryobolus
Species	Perognathus merriami	Dacryobolus sudans

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Weeping Toothcrust

VU — Vulnerable

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Weeping Toothcrust
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Weeping Toothcrust

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and South America (Brazil). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.