Fat Sand Rat vs

Psammomys obesus compared with Pinnularia mesolepta

Key Differences

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

Taxonomic Classification

Rank	Fat Sand Rat
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Mammalia (Mammals)	Bacillariophyceae (Bacillariophyceae)
Order	Rodentia (Rodents)	Naviculales (Naviculales)
Family	Muridae (Mice & Rats)	Pinnulariaceae
Genus	Psammomys	Pinnularia
Species	Psammomys obesus	Pinnularia mesolepta

Conservation Status

Fat Sand Rat

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

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

Habitat & Geographic Range

Fat Sand Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

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

Range

Distributed across Brazil, Norway, Portugal, Sweden, and Taiwan.

Pinnularia mesolepta is a freshwater diatom with a boat-shaped, symmetrical siliceous frustule and distinctive raphe canal along the cell axis. It inhabits benthic and epiphytic habitats in oligotrophic to mesotrophic freshwater lakes, streams, and bogs. This photosynthetic diatom forms part of the microbial biofilm community in freshwater habitats.