Merriam’s Pocket Mouse vs ribbed grass snail

Perognathus merriami compared with Vallonia costata

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	ribbed grass snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Stylommatophora (Stylommatophora)
Family	Heteromyidae	Valloniidae
Genus	Perognathus	Vallonia
Species	Perognathus merriami	Vallonia costata

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

ribbed grass snail

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	ribbed grass snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

ribbed grass snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Widely distributed across Africa (South Africa), Asia (Israel), Europe (9 countries), North America (Mexico, United States), Oceania and the Pacific (New Zealand), and South America (Chile).