Fernandina Nesoryzomys vs Merriam’s Pocket Mouse

Nesoryzomys fernandinae compared with Perognathus merriami

Key Differences

• Fernandina Nesoryzomys is Vulnerable while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Fernandina Nesoryzomys	Merriam’s Pocket Mouse
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mammifères)	Mammalia (mammifères)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Cricetidae	Heteromyidae
Genus	Nesoryzomys	Perognathus
Species	Nesoryzomys fernandinae	Perognathus merriami

Evolutionary Relationship

Fernandina Nesoryzomys and Merriam’s Pocket Mouse share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Fernandina Nesoryzomys

VU — Vulnerable

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Fernandina Nesoryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.