Merriam’s Pocket Mouse vs Mudworm

Perognathus merriami compared with Aporrectodea limicola

Key Differences

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

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Mudworm
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Annelida (Segmented Worms)
Class	Mammalia (Mammals)	Clitellata (Clitellata)
Order	Rodentia (Rodents)	Crassiclitellata (Crassiclitellata)
Family	Heteromyidae	Lumbricidae
Genus	Perognathus	Aporrectodea
Species	Perognathus merriami	Aporrectodea limicola

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Mudworm

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Mudworm

Habitat

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

Range

Distributed across Belgium, Norway, Sweden, and United States.