On following pages: 27. Pearson's Tuco-tuco (Ctenomys pearson); 28. Perrens''s Tuco-tuco (Ctenomys perrensi); 29. Roig's Tuco-tuco (Ctenomys roigi); 30. Collared Tuco-tuco (Ctenomys torquatus); 31. Pundt's Tuco-tuco (Ctenomys pundti); 32. Talas Tuco-tuco (Ctenomys talarum); 33. Flamarion's Tuco-tuco (Ctenomys flamarioni); 34. Mendoza Tuco-tuco (Ctenomys mendocinus); 35. Cinnamon Tuco-tuco (Ctenomys porteousi); 36. Rio Negro Tuco-tuco (Ctenomys rionegrensis); 37. Dune Tuco-tuco (Ctenomys australis); 38. White-bellied Tuco-tuco (Ctenomys colburni); 39. Coyhaique Tuco-tuco (Ctenomys coyhaiquensis); 40. Lago Blanco Tuco-tuco (Ctenomys fodax); 41. Patagonian Tuco-tuco (Ctenomys haigi); 42. Magellanic Tuco-tuco (Ctenomys magellanicus); 43. Silky Tuco-tuco (Ctenomys sericeus). in Ctenomyidae

On following pages: 27. Pearson's Tuco-tuco (Ctenomys pearson); 28. Perrens''s Tuco-tuco (Ctenomys perrensi); 29. Roig's Tuco-tuco (Ctenomys roigi); 30. Collared Tuco-tuco (Ctenomys torquatus); 31. Pundt's Tuco-tuco (Ctenomys pundti); 32. Talas Tuco-tuco (Ctenomys talarum); 33. Flamarion's Tuco-tuco (Ctenomys flamarioni); 34. Mendoza Tuco-tuco (Ctenomys mendocinus); 35. Cinnamon Tuco-tuco (Ctenomys porteousi); 36. Rio Negro Tuco-tuco (Ctenomys rionegrensis); 37. Dune Tuco-tuco (Ctenomys australis); 38. White-bellied Tuco-tuco (Ctenomys colburni); 39. Coyhaique Tuco-tuco (Ctenomys coyhaiquensis); 40. Lago Blanco Tuco-tuco (Ctenomys fodax); 41. Patagonian Tuco-tuco (Ctenomys haigi); 42. Magellanic Tuco-tuco (Ctenomys magellanicus); 43. Silky Tuco-tuco (Ctenomys sericeus).Published as part of Don E. Wilson, Thomas E. Lacher, Jr & Russell A. Mittermeier, 2016, Ctenomyidae, pp. 498-534 in Handbook of the Mammals of the World – Volume 6 Lagomorphs and Rodents I, Barcelona :Lynx Edicions on page 521, DOI: 10.5281/zenodo.658817