On following pages: 48. Paraguayan Tuco-tuco (Ctenomys paraguayensis); 49. Pilar Tuco-tuco (Ctenomys pilarensis (Ctenomys coludo); 53. Famatina Tuco-tuco (Ctenomys famosus); 54. Foch's Tuco-tuco (Ctenomys fochi); 55. Jujuy tuconax); 58. Monte Tuco-tuco (Ctenomys viperinus); 59. Santa Fe Tuco-tuco (Ctenomys " yolandae"); 60. Azara's johannis); 63. Osvaldo Reig's Tuco-tuco (Ctenomys osvaldoreigi); 64. Brown Tuco-tuco (Ctenomys pontifex); 65. Rosendo Guaymallen Tuco-tuco (Ctenomys validus); 68. Emilio's Tuco-tuco (Ctenomys emilianus); 69. Colonial Tuco-tuco (Ctenomys); 50. Maule Tuco-tuco (Ctenomys maulinus); 51. Bonetto's Tuco-tuco (Ctenomys bonettol); 52. Puntilla Tuco-tuco Tuco-tuco (Ctenomysjuris); 56. Catamarca Tuco-tuco (Ctenomys knight); 57. Robust Tuco-tuco (Ctenomys Tuco-tuco (Ctenomys azarae); 61. Cordoba Tuco-tuco (Ctenomys berg); 62. San Juan Tuco-tuco (Ctenomys Pascual's Tuco-tuco (Ctenomys rosendopascuali); 66. Sierra Tontal Tuco-tuco (Ctenomys tulduco); 67. sociabilis). in Ctenomyidae

On following pages: 48. Paraguayan Tuco-tuco (Ctenomys paraguayensis); 49. Pilar Tuco-tuco (Ctenomys pilarensis (Ctenomys coludo); 53. Famatina Tuco-tuco (Ctenomys famosus); 54. Foch's Tuco-tuco (Ctenomys fochi); 55. Jujuy tuconax); 58. Monte Tuco-tuco (Ctenomys viperinus); 59. Santa Fe Tuco-tuco (Ctenomys " yolandae"); 60. Azara's johannis); 63. Osvaldo Reig's Tuco-tuco (Ctenomys osvaldoreigi); 64. Brown Tuco-tuco (Ctenomys pontifex); 65. Rosendo Guaymallen Tuco-tuco (Ctenomys validus); 68. Emilio's Tuco-tuco (Ctenomys emilianus); 69. Colonial Tuco-tuco (Ctenomys); 50. Maule Tuco-tuco (Ctenomys maulinus); 51. Bonetto's Tuco-tuco (Ctenomys bonettol); 52. Puntilla Tuco-tuco Tuco-tuco (Ctenomysjuris); 56. Catamarca Tuco-tuco (Ctenomys knight); 57. Robust Tuco-tuco (Ctenomys Tuco-tuco (Ctenomys azarae); 61. Cordoba Tuco-tuco (Ctenomys berg); 62. San Juan Tuco-tuco (Ctenomys Pascual's Tuco-tuco (Ctenomys rosendopascuali); 66. Sierra Tontal Tuco-tuco (Ctenomys tulduco); 67. sociabilis).