Merriam’s Pocket Mouse vs Snow Rustwort

Perognathus merriami compared with Gymnomitrion brevissimum

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Snow Rustwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Marchantiophyta (liverwort)
Class	Mammalia (Mammals)	Jungermanniopsida (Jungermanniopsida)
Order	Rodentia (Rodents)	Jungermanniales (Jungermanniales)
Family	Heteromyidae	Gymnomitriaceae
Genus	Perognathus	Gymnomitrion
Species	Perognathus merriami	Gymnomitrion brevissimum

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Snow Rustwort

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Snow Rustwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Snow Rustwort

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.