Merriam’s Pocket Mouse vs Murray's skate

Perognathus merriami compared with Bathyraja murrayi

Taxonomic Classification

Rank	Merriam’s Pocket Mouse	Murray's skate
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Heteromyidae	Arhynchobatidae
Genus	Perognathus	Bathyraja
Species	Perognathus merriami	Bathyraja murrayi

Evolutionary Relationship

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

Conservation Status

Merriam’s Pocket Mouse

LC — Least Concern

Murray's skate

LC — Least Concern

Physical Characteristics

Attribute	Merriam’s Pocket Mouse	Murray's skate
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Murray's skate