Rodentia

​Scientific Name	​Common Name
​Mus musculus	​House Mouse
​Rattus norvegicus	​Brown Rat
​Rattus rattus	​House Rat
​Akodon azarae	​Azara's Grass Mouse
​Akodon cursor (montensis)	​Cursor Grass Mouse
​Akodon nigrita	​Blackish Grass Mouse
​Akodon toba	​Chaco Grass Mouse
Andalgalomys pearsoni	​Pearson's Chaco Mouse
​Bolomys lasiurus	​Hairy-tailed Bolo Mouse
​Bolomys obscurus	​Dark Bolo Mouse
​Calomys callosus	​Large Vesper Mouse
​Calomys laucha	​Small Vesper Mouse
​Calomys musculinus	​Drylands Vesper Mouse
​Graomys griseoflavus	​Gray Leaf-eared Mouse
​Holochilus brasiliensis	​Web-footed Marsh Rat
​Holochilus chacarius	​Chaco Marsh Rat
​Nectomys squamipes	​South American Water Rat
​Oecomys mamorae	​Mamore Arboreal Rice Rat
​Oligoryzomys chacoensis	​Chacoan Pygmy ​Rice Rat
Oligoryzomys flavescens	​Yellow Pygmy Rice Rat
​Oligoryzomys microtis	​Small-eared Pygmy Rice Rat
​Oligoryzomys nigripes	​Black-footed Pygmy Rice Rat
​Oryzomys buccinatus	​Paraguayan Rice Rat
​Oryzomys capito	​Large-headed Rice Rat
​Oryzomys intermedius	​Intermediate Rice Rat
​Oryzomys ratticeps	​Rat-headed Rice Rat
​Oryzomys subflavus	​Terraced Rice Rat
​Oxymycterus delator	​Spy Hocicudo
​Pseudoryzomys simplex	​Brazilian False Rice Rat
​Rhipidomys leucodactylus	​White-footed Climbing Mouse
​Scapteromys tumidus	​Swamp Rat
​Coendou prehensilis	​Brazilian Porcupine
​Sphiggarus spinosus	​Paraguay Hairy Dwarf Porcupine
​Lagostomus maximus	​Plains Viscacha
​Cavia aperea	​Brazilian Guinea Pig
Galea musteloides	​Common Yellow-toothed Cavy
​Dolichotis salinicola	​Chacoan Mara
​Hydrochaeris hydrochaeris	​Capybara
​Dasyprocta azarae	​Azara's Agouti
​Agouti paca	​Paca
​Ctenomys boliviensis	​Bolivian Tuco-tuco
​Ctenomys conoveri	​Conover's Tuco-tuco
​Ctenomys dorsalis	​Chacoan Tuco-tuco
​Kannabateomys amblyonyx	​Atlantic Bamboo Rat
​Clyomys laticeps	​Broad-headed Spiny Rat
​Euryzygomatomys spinosus	​Guiara
​Proechimys longicaudatus	​Long-tailed Spiny Rat
​Trichomys apereoides	​Punare
​Myocastor coypus	​Nutria