Merriam’s Pocket Mouse vs Plain Pocketbook

Perognathus merriami compared with Lampsilis cardium

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Plain Pocketbook
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Rodentia (Rodents)	Unionida (Unionida)
Family	Heteromyidae	Unionidae
Genus	Perognathus	Lampsilis
Species	Perognathus merriami	Lampsilis cardium

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Plain Pocketbook

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Plain Pocketbook
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Plain Pocketbook

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and United States.