Fat Sand Rat vs Lesser Rocktripe

Psammomys obesus compared with Umbilicaria muhlenbergii

Key Differences

• Fat Sand Rat is Least Concern while Lesser Rocktripe is Not Evaluated.

Taxonomic Classification

Rank	Fat Sand Rat	Lesser Rocktripe
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Lecanoromycetes (Lecanoromycetes)
Order	Rodentia (Rodents)	Umbilicariales (Umbilicariales)
Family	Muridae (Mice & Rats)	Umbilicariaceae
Genus	Psammomys	Umbilicaria
Species	Psammomys obesus	Umbilicaria muhlenbergii

Conservation Status

Fat Sand Rat

LC — Least Concern

Lesser Rocktripe

NE — Not Evaluated

Physical Characteristics

Attribute	Fat Sand Rat	Lesser Rocktripe
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fat Sand Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Rocktripe

Habitat

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

Range

Found in United States.