Merriam’s Pocket Mouse vs Narrowtail stingray

Perognathus merriami compared with Pastinachus gracilicaudus

Key Differences

• Merriam’s Pocket Mouse is Least Concern while Narrowtail stingray is Endangered.

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Narrowtail stingray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Heteromyidae	Dasyatidae
Genus	Perognathus	Pastinachus
Species	Perognathus merriami	Pastinachus gracilicaudus

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Narrowtail stingray

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Narrowtail stingray