The Paraguaian Hairy Dwarf Porcupine, Sphiggurus spinosus, is a South American porcupine species from the Erethizontidae family. It is found in Argentina, Brazil, Paraguay and Uruguay.
They have a short tail and gray brown hair and feed on fruits, ant pupae, vegetables and roots.
- John F. Eisenberg and Kent H. Redford, 2000. Mammals of Neotropics: Ecuador, Bolivia and Brazil.