Merriam’s Pocket Mouse vs Sallow Pigmy

Perognathus merriami compared with Stigmella salicis

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Sallow Pigmy
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Heteromyidae	Nepticulidae
Genus	Perognathus	Stigmella
Species	Perognathus merriami	Stigmella salicis

Evolutionary Relationship

Merriam’s Pocket Mouse and Sallow Pigmy share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Sallow Pigmy

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Sallow Pigmy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Sallow Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.