Merriam’s Pocket Mouse vs Prostrate Toadflax

Perognathus merriami compared with Linaria supina

Key Differences

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

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Prostrate Toadflax
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Heteromyidae	Fringillidae
Genus	Perognathus	Linaria
Species	Perognathus merriami	Linaria supina

Evolutionary Relationship

Merriam’s Pocket Mouse and Prostrate Toadflax share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Prostrate Toadflax

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Prostrate Toadflax

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (7 countries) and North America (United States).