﻿INDEX. 
  

  

  Page. 
  

  

  Gordins 
  robustus 
  667 
  

  

  Gordina 
  subspiralis 
  667 
  

  

  Gordius 
  variua 
  663,664,667,668 
  

  

  Gorty 
  na 
  nitela 
  719 
  

  

  Graiu-aphis 
  710 
  

  

  Grapta 
  interrogationis 
  774 
  

  

  Grain-moth, 
  (The 
  Angoumois) 
  714 
  

  

  Grain 
  sylvanus 
  716 
  

  

  Grain-tinea 
  715 
  

  

  Graiu-weevil 
  715 
  

  

  Gramiueaj 
  652 
  

  

  Grand 
  River 
  46,59 
  

  

  Grand 
  Eiver 
  District, 
  A. 
  C. 
  Peale's 
  

  

  geological 
  report 
  on 
  33-101 
  

  

  Grand 
  Kiver 
  District, 
  catalogue 
  of 
  

  

  minerals 
  of 
  100 
  

  

  Grand 
  River 
  District, 
  Henry 
  Gan- 
  ^ 
  

  

  nett's 
  topographical 
  report 
  on 
  ..337-350 
  

   Grand 
  River 
  District, 
  wagon-roads, 
  

  

  trails, 
  &c.. 
  of 
  347-350 
  

  

  Grape 
  forester 
  ^- 
  785 
  

  

  Grape 
  phylloxera 
  782-785 
  

  

  Grape-vine 
  colaspis 
  786 
  

  

  Grapta 
  comma 
  774 
  

  

  Great 
  Hogback 
  251-253 
  

  

  Great 
  Sage 
  Plain, 
  drainage 
  of 
  265 
  

  

  Green 
  flea-beetle, 
  Colorado 
  757 
  

  

  Ground-beetle 
  grub 
  663 
  

  

  Grub, 
  two-lined 
  tclephorus 
  663 
  

  

  Gryllus 
  ueglectus 
  637 
  

  

  Gr'yphsea 
  ^i^' 
  

  

  Grvphsea 
  pitcheri 
  91 
  

  

  Grypbea 
  .284,290 
  

  

  Gunnison 
  River 
  v 
  37, 
  43, 
  < 
  5 
  

  

  Habits 
  of 
  the 
  locust 
  C25-635 
  

  

  Habits 
  of 
  the 
  young 
  locust 
  630-633 
  

  

  Hair-worm 
  parasite 
  663 
  

  

  Hairy 
  potato-maggot 
  733 
  

  

  Halia 
  789 
  

  

  Haltica 
  732 
  

  

  Haltica 
  cncumeris 
  722 
  

  

  Haltica 
  striolata 
  744 
  

  

  Halymenites 
  ^ 
  2i)2 
  

  

  Haploscapha 
  281,284 
  

  

  Harlequin 
  cabbage-bug 
  755-757 
  

  

  Harpalus 
  663 
  

  

  Harpalusseueus 
  663 
  

  

  Harpalus 
  herbivagus 
  663 
  

  

  Hay 
  den, 
  F. 
  V., 
  letter 
  to 
  the 
  Sec- 
  

   retary 
  of 
  Interior 
  1-28 
  

  

  Heliophila 
  unipuncta 
  - 
  - 
  699 
  

  

  Heliothis 
  armigera 
  720,778 
  

  

  Heliothis 
  phloxophaga 
  780 
  

  

  Helmet-beetle 
  739 
  

  

  Hepialus 
  humuli 
  775 
  

  

  Hepialus 
  mustelinus 
  775 
  

  

  Hepialus 
  pulcher 
  775 
  

  

  Hessian 
  fly 
  ^^^~^'^. 
  

  

  Hippurites 
  284 
  

  

  Hippuritestoncasianus 
  284 
  

  

  Histeridse 
  ^12 
  

  

  Historical 
  and 
  statistical 
  remarks 
  

   respecting 
  the 
  destruction 
  of 
  the 
  

  

  buffalo 
  558-561 
  

  

  History 
  of 
  migrations 
  of 
  the 
  locust 
  . 
  . 
  641 
  

  

  Hockeria 
  perpulchra 
  706 
  

  

  Hogback, 
  the 
  great 
  251-253 
  

  

  821 
  

  

  Page. 
  

  

  Holmes, 
  William 
  H., 
  geological 
  re-. 
  

  

  port 
  on 
  San 
  Juan 
  District 
  237-276 
  

  

  Homalomy 
  ia 
  scalaris 
  733 
  

  

  Homalornyia 
  tuberosa 
  733 
  

  

  Hop, 
  aphis 
  of 
  the 
  772 
  

  

  Hop-vine 
  caterpillar 
  773 
  

  

  Hop-viue 
  hail 
  -streak 
  butterfly 
  773 
  

  

  Hop-vine 
  root-borer 
  775 
  

  

  Hot 
  Springs 
  Creek 
  154,155 
  

  

  Huerfano 
  Valley 
  drainage 
  108 
  

  

  Ilaerfauo 
  Valley 
  123-127 
  

  

  HydrocLoeridie 
  949 
  

  

  Hydiochoarusaisopi 
  , 
  949 
  

  

  Hydrograpbic 
  table 
  for 
  Middle 
  Park 
  409 
  

   Hydrographic 
  table 
  of 
  drainage 
  of 
  

  

  eastern 
  siope. 
  

  

  Hydrograpbic 
  table 
  of 
  South 
  Park 
  

  

  drainage 
  

  

  Hydrograpbic 
  table 
  of 
  Souih 
  Platte 
  

  

  River 
  drainage 
  

  

  HydrophilidiB 
  

  

  Hyiemyia 
  deceptive 
  

  

  Hypena 
  humuli 
  

  

  Hy 
  phan 
  tr 
  ia 
  textor 
  

  

  Hypouf.'meuta 
  evony 
  mella 
  

  

  Hyposaniua 
  vebbii 
  

  

  Ichneumon 
  leucanise 
  

  

  Influence 
  of 
  railroads 
  upon 
  decrease 
  

  

  of 
  the 
  buffalo 
  535- 
  

  

  Inoceramns 
  

  

  Inoceramus 
  barabini 
  

  

  luoceramus 
  crassalatus 
  

  

  luoceramus 
  crispii 
  

  

  luoceramus 
  howelli 
  • 
  

  

  Inoceramus 
  nebrascensis 
  

  

  Inoceramus 
  problematicus 
  284, 
  289, 
  

  

  Insects 
  affecting 
  the 
  plum 
  

  

  Insects, 
  A. 
  S. 
  Packard's 
  report 
  on 
  

  

  the 
  Rocky 
  Mountain 
  locust 
  an.i 
  

  

  other 
  injurious 
  590- 
  

  

  Insects 
  attacking 
  the 
  tobacco-plant. 
  

  

  Insects 
  infesting 
  asparagus 
  .-.. 
  

  

  Insects 
  infesting 
  carrot 
  and 
  parsnip 
  . 
  

  

  Insects 
  infesting 
  lettuce 
  

  

  Insects 
  infesting 
  tbe 
  beau 
  

  

  Insects 
  infesting 
  the 
  pea 
  

  

  Insects 
  injuring 
  cereals, 
  grasses, 
  &c. 
  

  

  lusecis 
  injuring 
  grass 
  

  

  Insects 
  injuring 
  Indian 
  corn 
  

  

  Insects 
  injuring 
  shade 
  and 
  forest 
  

  

  trees 
  802- 
  

  

  Insects 
  injuring 
  the 
  apple 
  791- 
  

  

  Insects 
  injuring 
  the 
  cabbage 
  

  

  Insects 
  injuring 
  the 
  cotton-plant.. 
  775- 
  

  

  Insects 
  injuring 
  tbe 
  currant 
  787- 
  

  

  Insects 
  injuring 
  the 
  grape 
  782 
  

  

  Insects 
  injuring 
  the 
  hop 
  

  

  Insects 
  injuring 
  the 
  onion 
  

  

  Insects 
  injuring 
  the 
  radish 
  

  

  Insects 
  injuring 
  the 
  squash 
  and 
  

  

  pumpkin 
  

  

  lusects 
  injuring 
  the 
  strawberry. 
  ..796 
  

   Insects 
  irjuring 
  the 
  sweet-potato. 
  .. 
  

  

  Insects 
  injuring 
  the 
  turnip 
  

  

  lusects 
  not 
  specially 
  injurious 
  

  

  Insects 
  specially 
  injurious 
  to 
  wheat 
  

  

  oats, 
  barley, 
  &c 
  

  

  Iowa, 
  the 
  locust 
  in 
  1876 
  in 
  

  

  439 
  

   431 
  

  

  431 
  

  

  812 
  

   709 
  

   773 
  

   794 
  

   789 
  

   291 
  

  

  706 
  

  

  537 
  

  

  251 
  

  

  252 
  

  

  87 
  

  

  91 
  

  

  90 
  

  

  290 
  

  

  290 
  

  

  795 
  

  

  ■810 
  

   780 
  

   764 
  

   765 
  

   764 
  

   767 
  

   766 
  

   591 
  

   720 
  

   717 
  

  

  -805 
  

   -796 
  

   747 
  

   -7 
  SO 
  

   -791 
  

   -786 
  

   772 
  

   740 
  

   762 
  

  

  769 
  

  

  i-801 
  

   739 
  

   942 
  

   bU5 
  

  

  693 
  

   617 
  

  

  