Dwarf round ray vs Harris s Antelope Squirrel

Urotrygon nana compared with Ammospermophilus harrisii

Key Differences

• Dwarf round ray is Near Threatened while Harris s Antelope Squirrel is Least Concern.

Taxonomic Classification

Rank	Dwarf round ray	Harris s Antelope Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Urotrygonidae	Sciuridae (Squirrels)
Genus	Urotrygon	Ammospermophilus
Species	Urotrygon nana	Ammospermophilus harrisii

Evolutionary Relationship

Dwarf round ray and Harris s Antelope Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Harris s Antelope Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Dwarf round ray	Harris s Antelope Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Harris s Antelope Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.