Itomaki-ei vs Merriam’s Pocket Mouse

Mobula japanica compared with Perognathus merriami

Key Differences

• Itomaki-ei is Not Evaluated while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Itomaki-ei	Merriam’s Pocket Mouse
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Elasmobranchii	Mammalia (哺乳類)
Order	Myliobatiformes (トビエイ目)	Rodentia (ネズミ目)
Family	Myliobatidae	Heteromyidae
Genus	Mobula	Perognathus
Species	Mobula japanica	Perognathus merriami

Evolutionary Relationship

Itomaki-ei and Merriam’s Pocket Mouse share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Itomaki-ei

NE — Not Evaluated

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Itomaki-ei	Merriam’s Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Itomaki-ei

Habitat

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

Range

Distributed across Chile and Taiwan.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.