﻿INDEX. 
  

  

  Abies 
  menziesii 
  802 
  

  

  Abraxas 
  789 
  

  

  Abraxas 
  ribeai 
  ia 
  791 
  

  

  Acanthocephalus 
  666 
  

  

  Acerites 
  292 
  

  

  Acbatodes 
  zese 
  7i9 
  

  

  Acrydium 
  americannra 
  C37 
  

  

  Acrydium 
  femur-rubrum 
  684 
  

  

  Acrydium 
  peregrinum 
  656, 
  657 
  

  

  Actaeon 
  250 
  

  

  Adgiddab 
  456 
  

  

  Nigeria 
  cucurbitse 
  769 
  

  

  Acrydium 
  americauum 
  690 
  

  

  ^ 
  -cuius 
  calif 
  ornicus 
  807 
  

  

  Age 
  of 
  tbe 
  coal-beariug 
  groups, 
  geo- 
  

   logical 
  205 
  

  

  Agromyza 
  tritici 
  716 
  

  

  Agiotis 
  755 
  

  

  Agrotis 
  suffusa 
  7 
  17 
  

  

  Alces 
  malcbis 
  475, 
  480 
  

  

  Ale 
  ia 
  argillacea 
  775 
  

  

  Allen, 
  J. 
  A., 
  bistory 
  of 
  tbe 
  Ameri- 
  

  

  cau 
  bisoD, 
  Bisou 
  americanus.l 
  443 
  

  

  Alluvium 
  277 
  

  

  Altitudes 
  of 
  San 
  Juau 
  District.. 
  .362, 
  36 
  5 
  

  

  Alypia 
  octomaculata 
  785 
  

  

  Amblj 
  rbiza 
  inundata 
  948 
  

  

  Amelaucb 
  er 
  canadensis 
  770 
  

  

  Amer 
  can 
  bison 
  or 
  buffalo 
  445 
  

  

  American 
  tent 
  caterpillar 
  7 
  3 
  

  

  America, 
  the 
  migratory 
  locusts 
  of 
  

  

  Central 
  and 
  Som 
  h 
  648-650 
  

  

  Ammonite 
  290 
  

  

  Ammonites 
  cordiformis 
  87 
  

  

  Ammonites 
  pericarinatus 
  90, 
  91 
  

  

  Amnion 
  633 
  

  

  Anabi 
  us 
  baldemani 
  691-693 
  

  

  Anabrus 
  purpurascens 
  692 
  

  

  Auabrus 
  t 
  implex 
  691-693 
  

  

  Analcis 
  fragarios 
  .' 
  801 
  

  

  Anaptogonia 
  biatidi 
  ns 
  947 
  

  

  Ancbitberium 
  2t'0 
  

  

  Ai 
  gerona 
  crocaturia 
  796 
  

  

  Angoumois 
  grain-moth 
  714 
  

  

  Anguillula 
  trilici 
  713 
  

  

  Anisomyon 
  251 
  

  

  Abisopterys 
  autumnata 
  791,793 
  

  

  Aijisopteryx 
  vernata 
  791,792 
  

  

  Anomys 
  xylina 
  775 
  

  

  Autelopo 
  Park 
  158-160 
  

  

  Antbomyia 
  canicularis 
  733, 
  737 
  

  

  Anthomyia 
  ceparum 
  7:0 
  

  

  Antbomyia 
  radicum 
  762 
  

  

  Antbomyia 
  rapbani 
  762 
  

  

  Antbomyia 
  tuberosa 
  735 
  

  

  Anthomyia 
  zeae 
  718 
  

  

  Autbonouius 
  quadrigibbus 
  795 
  

  

  52 
  G 
  s 
  

  

  Page. 
  

  

  Aphis 
  C99 
  

  

  Aphis 
  avense 
  710 
  

  

  Aphis 
  brassicae 
  754 
  

  

  Aphis 
  of 
  the 
  bop 
  772 
  

  

  Apple-aphis 
  773 
  

  

  Apple- 
  weevil 
  795 
  

  

  Arbutus 
  menziesli 
  807 
  

  

  Area 
  90 
  

  

  Arobajcin 
  rocks 
  64 
  

  

  Arctia 
  arge 
  720 
  

  

  Armenta 
  4.f^5 
  

  

  Army-worm 
  644 
  

  

  Army-worm, 
  cotton 
  775-778 
  

  

  Army- 
  worm, 
  northern 
  699-708 
  

  

  Army- 
  worm, 
  wheat-head 
  710 
  

  

  Asparagus-beetle, 
  European 
  764 
  

  

  Astrirte 
  487 
  

  

  Astoma 
  gryllaria 
  60O 
  

  

  Atbviis 
  subtilita 
  71,72 
  

  

  Atlanis 
  634,636,637,639,640,641 
  

  

  Aurochs 
  448 
  

  

  Aviculalinguiformis 
  90 
  

  

  Baculites 
  251,284 
  

  

  Baehmeria 
  cyliadrica 
  774 
  

  

  Baridinstriuotatus 
  732 
  

  

  Barometric 
  observations, 
  fvncbro- 
  

  

  nous... 
  " 
  363 
  

  

  Basalt 
  93, 
  98, 
  143, 
  162-1 
  64 
  

  

  Bean-leaf 
  hopper 
  763 
  

  

  Bean-weevil 
  7()7 
  

  

  Beaver 
  Creek 
  395 
  

  

  Bechler, 
  Gustavus 
  E., 
  geographical 
  

  

  repurt 
  of 
  369-440 
  

  

  Beef, 
  wild 
  489 
  

  

  Beetles, 
  blistering 
  730 
  

  

  Belemnite 
  290 
  

  

  Belemnites 
  densus 
  87 
  

  

  Bellerophon 
  _ 
  71 
  

  

  Betulites 
  292 
  

  

  B 
  g 
  Thompson 
  River 
  437 
  

  

  Bison 
  aniericain 
  445 
  

  

  Bison 
  americanus 
  445, 
  450-454 
  

  

  Bison 
  americanus, 
  geographical 
  dis- 
  

   tribution 
  of 
  ....473-552 
  

  

  Bisou 
  autiquus 
  546 
  

  

  Bjson 
  crassicornis 
  546 
  

  

  Bison 
  in 
  the 
  Ohio 
  Valley, 
  on 
  the 
  

  

  age 
  of 
  458-461 
  

  

  Bison 
  latifrons 
  460,513 
  

  

  Bison 
  [d'Am<Srique] 
  445 
  

  

  Black 
  ouion-flly 
  742 
  

  

  Blacus 
  7i;2 
  

  

  Blauiulns 
  guttulatus 
  760 
  

  

  Blissus 
  leucopterus 
  697 
  

  

  Blister-beetle, 
  leopard 
  731 
  

  

  817 
  

  

  