Merriam’s Pocket Mouse vs Variable-Leaved Crestwort

Perognathus merriami compared with Lophocolea heterophylla

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Variable-Leaved Crestwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Marchantiophyta (liverwort)
Class	Mammalia (Mammals)	Jungermanniopsida (Jungermanniopsida)
Order	Rodentia (Rodents)	Jungermanniales (Jungermanniales)
Family	Heteromyidae	Lophocoleaceae
Genus	Perognathus	Lophocolea
Species	Perognathus merriami	Lophocolea heterophylla

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Variable-Leaved Crestwort

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Variable-Leaved Crestwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Variable-Leaved Crestwort

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (United States), and South America (Brazil).