Order Rodentia - Family Caviidae Author Wilson, Don E. Author Reeder, DeeAnn text 2005 The Johns Hopkins University Press Baltimore Mammal Species of the World: a Taxonomic and Geographic Reference (3 rd Edition), Volume 2 1552 1556 book chapter 0-8018-8221-4 10.5281/zenodo.7316535 Caviinae Fischer de Waldheim 1817 Caviinae Fischer de Waldheim 1817 , Mem. Soc. Imp. Nat. Moscow, 5: 372 . Genera: 3 genera with 12 species: Genus Cavia Pallas 1766 (6 species with 12 subspecies) Genus Galea Meyen 1832 (3 species with 8 subspecies) Genus Microcavia H. Gervais and Ameghino 1880 (3 species with 5 subspecies) Discussion: Numerous extinct genera are present in the fossil record.