Merriam’s Pocket Mouse vs Western Dwarf Squirrel

Perognathus merriami compared with Microsciurus mimulus

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Western Dwarf Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Heteromyidae	Sciuridae (Squirrels)
Genus	Perognathus	Microsciurus
Species	Perognathus merriami	Microsciurus mimulus

Evolutionary Relationship

Merriam’s Pocket Mouse and Western Dwarf Squirrel share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Western Dwarf Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Western Dwarf Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Western Dwarf Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.