_Leñatero_, i. 31, 189. Lepidocolaptes atripes, i. 201. Leptasthenura ægithaloides, i. 177; ii. 19. ---- fuliginiceps, i. 177. Leptopogon tristis, i. 144. Leptoptila chalcauchenia, ii. 144. ---- megalura, ii. 144. _Lesser Cardinal Finch_, i. 48. ---- _Diuca Finch_, i. 56. ---- _Yellowshank_, ii. 187. Leucippus chionogaster, ii. 7. Leucochloris albicollis, ii. 7. Leuconerpes candidus, ii. 23. Lichenops erythropterus, i. 129. ---- perspicillatus, i. 124, 126, 127, 129. Limnornis curvirostris, i. 185, 191. Limosa hæmastica, ii. 191. ---- hudsonica, ii. 191. ---- lapponica, ii. 191. _Lindo_, i. 38. ---- _azul y oro cabeza celeste_, i. 37. _Little Blue Heron_, ii. 101. ---- _Brown Tyrant_, i. 151. ---- _Cock_, i. 206. ---- _Goatsucker_, ii. 14. ---- _Kingfisher_, ii. 27. ---- _Turtle-Dove_, ii. 143. ---- _Waterhen_, ii. 156. _Lochmias, Brazilian_, i. 174. ---- nematura, i. 174. _Long-billed Woodpecker_, ii. 23. _Long-tailed Manikin_, i. 161. ---- _Reed-Finch_, i. 49. ---- _Tyrant_, i. 139. _Long-winged Harrier_, ii. 58. Lophospingus pusillus, i. 48. Lophospiza pusilla, i. 48. _Macás cornudo_, ii. 203. _Macasíto_, ii. 205. Machetornis rixosa, i. 84, 85, 131. _Magellanic Thrush_, i. 3. _Maguari Stork_, ii. 106. _Manduria_, ii. 112. _Mandurria ó curucáu_, ii. 111. _Manea-cola_, i. 166. _Manikin, Long-tailed_, i. 161. _Many-coloured Ground-Finch_, i. 61. ---- _Tyrant_, i. 142. _Marbled Tiger-Bittern_, ii. 104. Mareca chiloensis, ii. 135. ---- sibilatrix, ii. 135. _Marked Crake_, ii. 155. _Marsh-bird, Red-breasted_, i. 100. ----, _Red-headed_, i. 99. ----, _Scarlet-headed_, i. 101. ----, _Yellow-breasted_, i. 102. ----, _Yellow-headed_, i. 98. ----, _Yellow-shouldered_, i. 97. _Marsh-Finch_, i. 45. _Marsh-Hawk, Sociable_, ii. 72. _Marsh-Starling, De Filippi's_, i. 105. ----, _Patagonian_, i. 104. _Marsh-Wren, Platan_, i. 15. _Martin, Brown_, i. 35. ----, _Domestic_, i. 25. ----, _Purple_, i. 24. ----, _Red-backed Rock-_, i. 30. ----, _Tree-_, i. 26. _Martineta Tinamou_, ii. 214. _Maximilian's Parrot, Prince_, ii. 47. _Max's Finch, Prince_, i. 44. _Meadow Seed-Finch_, i. 71. Megaceryle torquata, ii. 26. _Melancholy Tyrant_, i. 158. _Merlo_, i. 4. Merula fuscatra, i. 4. Metopiana peposaca, ii. 137. Metriopelia aymara, ii. 142, 228. ---- melanoptera, ii. 142. Milvago chimango, i. 81; ii. 57, 74, 82. ---- pezoporus, ii. 74. Milvulus tyrannus, i. 160; ii. 77. ---- violentus, i. 75. Mimus calandria, i. 5, 9. ---- modulator, i. 5, 7. ---- patagonicus, i. 7, 79. ---- thenca, i. 1, 7. ---- triurus, i. 2, 8. _Miner, Common_, i. 165. ----, _Red-winged_, i. 166. _Minera_, i. 33, 166. _Minto Seed-Finch_, i. 69. _Mitu, El_, ii. 145. _Mocking-bird, Calandria_, i. 5.