﻿INDEX. 
  

  

  [77] 
  

  

  Gobat, 
  'Rev. 
  Samuel, 
  statement 
  of, 
  51. 
  

   Gomphocerus 
  shastanns, 
  [25]. 
  

   Gordius, 
  269. 
  

  

  in 
  Anabrus, 
  166. 
  

   Government's 
  aid 
  in 
  the 
  locust 
  question, 
  275. 
  

   Graham, 
  Day, 
  statement 
  of, 
  2. 
  

   Great 
  American 
  Desert, 
  characteristic 
  of, 
  284. 
  

   Great 
  Basin 
  area 
  of 
  permanent 
  region, 
  296. 
  

   Grama 
  grass, 
  276. 
  

   Grazing, 
  advantages 
  of, 
  28. 
  

   Green 
  River 
  Ba*in, 
  284. 
  

   Grillus 
  migratorius, 
  injury 
  done 
  bv, 
  near 
  the 
  river 
  

  

  Gambia, 
  [63]. 
  

   Gryllu8 
  gregarius, 
  44, 
  49, 
  63. 
  

  

  italicus, 
  45. 
  

  

  migi-atorius, 
  43, 
  45, 
  46, 
  [63]. 
  

  

  tartaricns, 
  45, 
  64. 
  

   Gulls 
  devouring 
  western 
  crickets 
  in 
  Utah, 
  166. 
  

  

  H. 
  

  

  Hair-worms 
  in 
  Anabrus, 
  166. 
  

  

  Californian 
  locusts, 
  269. 
  

   Hamilton, 
  James, 
  statement 
  of, 
  51. 
  

   Hasselquist, 
  statement 
  of, 
  42. 
  

   Hatching, 
  meteorological 
  conditions 
  of, 
  135. 
  

   Head 
  of 
  Anabrus, 
  170. 
  

   Heat, 
  effect 
  of, 
  109, 
  115. 
  

   Height 
  at 
  which 
  swarms 
  move, 
  98. 
  

   Hesperotettix, 
  [24]. 
  

   Hilton, 
  H. 
  R., 
  statement 
  of, 
  303. 
  

   Hippiscus 
  lineatus, 
  259. 
  

   Histology 
  of 
  Anabrus, 
  183. 
  

  

  brain 
  of 
  locust, 
  227. 
  

  

  cricket, 
  183. 
  

  

  locust, 
  183. 
  

   Howes, 
  Steven, 
  on 
  destruction 
  of 
  locusts, 
  8. 
  

   Humble-bee, 
  265. 
  

  

  Humboldt, 
  A. 
  von, 
  statement 
  of, 
  68. 
  

   Hungary, 
  locusts 
  in, 
  35, 
  36, 
  38, 
  39, 
  40, 
  54. 
  

   Hunter, 
  Sir 
  John, 
  on 
  air-sacs 
  and 
  respiration 
  in 
  in- 
  

   sects, 
  178. 
  

  

  I. 
  

  

  Idaho, 
  cricket 
  in, 
  164. 
  

  

  locust 
  flights 
  in, 
  1877, 
  161. 
  

   1878,162. 
  

   locusts 
  in, 
  1878, 
  5 
  

   Indian 
  Territorv, 
  locust 
  flights 
  in, 
  1877, 
  160. 
  

  

  1878,162, 
  [61]. 
  

   locusts 
  in, 
  1878, 
  2. 
  

   Indians, 
  crickets 
  used 
  as 
  food 
  bv, 
  166. 
  

   Inserts, 
  air-sacs 
  of, 
  178. 
  

   brain 
  of. 
  235. 
  

   respiration 
  in, 
  178. 
  

   Invading 
  swarms 
  defined, 
  74. 
  

   Invasions 
  by 
  locusts, 
  periodicity 
  of, 
  55, 
  56. 
  

   direction 
  of, 
  74, 
  75, 
  77." 
  

   modified 
  by 
  agriculture, 
  19, 
  20. 
  

   of 
  Algiers, 
  direction 
  of, 
  65. 
  

   of 
  Europe, 
  direction 
  of, 
  63, 
  64, 
  65. 
  

  

  origin 
  of, 
  62, 
  63. 
  

   origin 
  of, 
  20. 
  

   theories 
  of, 
  75. 
  

   Iowa, 
  locust 
  flights 
  in, 
  1877, 
  160, 
  [20, 
  29]. 
  

   1879, 
  1G2. 
  

   ra 
  vases 
  in, 
  1878, 
  1. 
  [29]. 
  

   Irrigable 
  land 
  in 
  the 
  AYest, 
  313. 
  

   Irrigation, 
  advantages 
  of, 
  19. 
  

   cost 
  of, 
  310. 
  

   effect 
  of, 
  23, 
  24, 
  310. 
  

   how 
  to 
  accomplish, 
  21. 
  

   methods 
  of, 
  315. 
  

   necessity 
  of, 
  21, 
  307. 
  

   report 
  on, 
  by 
  H. 
  Gannett, 
  310. 
  

   Ischnoptera, 
  [28]. 
  

   Italy, 
  locusts 
  in, 
  34, 
  36, 
  37, 
  39, 
  40. 
  

  

  J. 
  

  

  Jackson, 
  J. 
  G., 
  statement 
  of, 
  48. 
  

  

  Jobson, 
  Richanl, 
  statement 
  of, 
  89. 
  

  

  Joel, 
  statement 
  of, 
  41. 
  

  

  Johnson, 
  B. 
  F., 
  on 
  ravages 
  of 
  western 
  cricket, 
  165. 
  

  

  Jollett, 
  W. 
  K., 
  statement 
  of, 
  1. 
  

  

  K. 
  

  

  locust 
  flights 
  in, 
  1877, 
  160. 
  

  

  1878, 
  162. 
  

  

  ravages 
  in, 
  1878, 
  2. 
  

  

  Kefferstim, 
  statement 
  of, 
  40, 
  55, 
  62, 
  82, 
  102, 
  103, 
  105. 
  

   Kirby, 
  statement 
  of, 
  102. 
  

   JCoerte, 
  statement 
  of, 
  41. 
  

   Koppcn, 
  F. 
  T., 
  on 
  burning, 
  18. 
  

  

  on 
  invasions, 
  35. 
  

  

  statement 
  of, 
  31, 
  32, 
  37, 
  40, 
  41, 
  55, 
  56, 
  

   57, 
  59, 
  60, 
  62, 
  63, 
  64, 
  78, 
  83, 
  85, 
  88, 
  99, 
  

   101, 
  102, 
  110. 
  

   KohL 
  statement 
  of, 
  97, 
  100. 
  

   Krauss, 
  Dr. 
  Herman, 
  statement 
  of, 
  52, 
  61. 
  

  

  Lallemant, 
  M. 
  G., 
  statement 
  of, 
  50, 
  78, 
  86, 
  90, 
  96. 
  

  

  Larra 
  tarsata, 
  270. 
  

  

  Lee, 
  John, 
  statement 
  of, 
  12. 
  

  

  Lefebvre, 
  statement 
  of, 
  42. 
  

  

  Lemmon, 
  J. 
  G., 
  on 
  egg-parasites, 
  263. 
  

  

  on 
  locust 
  ravages 
  in 
  California 
  in 
  

  

  1878, 
  246. 
  

  

  on 
  locust 
  ravages 
  in 
  California 
  in 
  

  

  1879, 
  255. 
  

   Lemmon, 
  W. 
  C, 
  263, 
  264, 
  269. 
  

   Limits 
  of 
  migrations, 
  56, 
  58, 
  68. 
  

  

  changes 
  in, 
  59. 
  

   southern, 
  of 
  the 
  distribution 
  of 
  the 
  Rocky 
  

   Mountain 
  locust, 
  156. 
  

   Literature 
  concerning 
  destructive 
  locusts, 
  33. 
  

   Lithuania, 
  locusts 
  in, 
  36, 
  38. 
  

   Livy, 
  statement 
  of, 
  33. 
  

   Local 
  flights, 
  79. 
  

  

  defined, 
  79. 
  

   differences 
  in, 
  80, 
  81. 
  

   of 
  other 
  species, 
  82. 
  

   Locust, 
  air-sacs 
  of, 
  178. 
  

   air-tubes 
  of, 
  179. 
  

  

  areas 
  of 
  permanent 
  distribution 
  o£ 
  56. 
  

   barriers 
  against, 
  55. 
  

   brain 
  of, 
  223. 
  

   destruction 
  in 
  permanent 
  region, 
  15. 
  

  

  effect 
  of, 
  

   19. 
  

   of, 
  aided 
  by 
  agricultural 
  popu- 
  

   lation, 
  21-25, 
  28. 
  

   distribution 
  of, 
  33. 
  

  

  effect 
  of 
  invasion 
  of, 
  on 
  settling 
  of 
  perma- 
  

   nent 
  region, 
  19. 
  

   effect 
  of, 
  on 
  settlement 
  of 
  temporary 
  re- 
  

   gion. 
  27, 
  28. 
  

   eggs, 
  destruction 
  of, 
  275. 
  

  

  development 
  of, 
  199. 
  

   fat 
  body, 
  197. 
  

  

  flights, 
  'l877-'79, 
  160, 
  [4, 
  29]. 
  

   gizzard, 
  209, 
  211. 
  

   hairs, 
  187. 
  

   heart, 
  196. 
  

   histology 
  of, 
  183. 
  

  

  increase*of, 
  affected 
  by 
  cbimate, 
  30. 
  

   in 
  embyro, 
  236. 
  

   invasions, 
  27. 
  

  

  near 
  Salt 
  Lake, 
  24. 
  

   means 
  of 
  fighting, 
  9. 
  

   microscopic 
  anatomy 
  of 
  digestive 
  canal, 
  

  

  185, 
  208, 
  219. 
  

   migrations 
  in 
  Europe, 
  62. 
  

   migratory 
  character 
  of, 
  57. 
  

   mind 
  of, 
  22:!. 
  

   muscles, 
  195. 
  

   organs 
  of 
  sense, 
  189. 
  

   ovar}', 
  198. 
  

   permanent 
  breeding 
  grounds 
  of, 
  56, 
  160, 
  

  

  163. 
  

   problem, 
  relation 
  of, 
  to 
  condition 
  of 
  coun- 
  

   try, 
  54. 
  

   to 
  the 
  inter-montane 
  

   area, 
  23. 
  

   proventriculus, 
  211. 
  

   ravages, 
  chronology 
  of, 
  1. 
  

  

  in 
  1878, 
  1. 
  

   rectum, 
  218. 
  

   relation 
  of, 
  to 
  agriculture 
  and 
  settlement 
  

  

  of 
  Territories, 
  14. 
  

   remedies 
  against, 
  16-22. 
  

   skin, 
  180, 
  188. 
  

   spermatozoa, 
  205. 
  

   stomach, 
  212. 
  

   testis, 
  203. 
  

  

  the 
  Rocky 
  Mountain, 
  in 
  1879, 
  10. 
  

   trachea?, 
  191. 
  

   urinary 
  tubes, 
  222. 
  

  

  