Merriam’s Pocket Mouse vs Springtail

Perognathus merriami compared with Entomobrya marginata

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Springtail is Not Evaluated.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Springtail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Collembola (springtail)
Order	Rodentia (Rodents)	Entomobryomorpha (Entomobryomorpha)
Family	Heteromyidae	Entomobryidae
Genus	Perognathus	Entomobrya
Species	Perognathus merriami	Entomobrya marginata

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Springtail

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Springtail

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).