﻿APPENDIX 
  II. 
  LOCUSTS 
  OF 
  WESTERN 
  UNITED 
  STATES. 
  [25] 
  

  

  extremity 
  of 
  the 
  latter 
  ; 
  front 
  and 
  genae 
  yellowish 
  livid, 
  flecked 
  with 
  brown 
  ; 
  antennae 
  

   castaneous, 
  pale 
  at 
  hase; 
  summit 
  of 
  head 
  testaceous, 
  flecked, 
  especially 
  in 
  the 
  mid- 
  

   dle, 
  with 
  black 
  ; 
  a 
  broad 
  piceous 
  stripe 
  extends 
  from 
  the 
  eye 
  to 
  the 
  posterior 
  border 
  

   of 
  the 
  upper 
  half 
  of 
  the 
  deflected 
  lobes 
  of 
  the 
  pronotum" 
  Lower 
  portion 
  of 
  these 
  

   lobes 
  of 
  the 
  color 
  of 
  the 
  genae 
  ; 
  disk 
  of 
  pronotum 
  testaceous, 
  flecked 
  with 
  black 
  dots, 
  

   and 
  a 
  pair 
  of 
  small 
  black 
  spots 
  lying 
  on 
  either 
  side 
  of 
  the 
  middle 
  line 
  on 
  the 
  posterior 
  di- 
  

   vision 
  of 
  the 
  anterior 
  lobe; 
  anterior 
  lobe 
  distantly, 
  coarsely, 
  and 
  shallowly 
  punctate; 
  

   posterior 
  lobe 
  profusely 
  and 
  less 
  coarsely 
  punctate; 
  transverse 
  sulci 
  of 
  anterior 
  lobe 
  very 
  

   ■distinct; 
  median 
  carina 
  sharp 
  and 
  distinct 
  on 
  posterior, 
  obsolescent 
  on 
  anterior 
  lobe; 
  

   posterior 
  margin 
  of 
  pronotum 
  nearly 
  straight, 
  scarcely 
  angulate. 
  Tegmina 
  shorter 
  

   than 
  the 
  pronotum, 
  broadly 
  rounded, 
  not 
  at 
  all 
  produced 
  at 
  tip, 
  testaceous, 
  with 
  dark 
  

   veins, 
  the 
  inner 
  area 
  paler. 
  Hiud 
  femora 
  compressed, 
  outer 
  surface 
  blackish, 
  under 
  

   ^surface 
  pale 
  sanguineous 
  ; 
  hind 
  tibiae 
  very 
  dark 
  bronze-green 
  ; 
  hind 
  tarsi 
  castaneous, 
  

   infuscated 
  in 
  spots. 
  Abdomen 
  yellowish, 
  the 
  sides 
  with 
  a 
  narrow, 
  tapering, 
  longi- 
  

   tudinal 
  piceous 
  band. 
  Anal 
  cerci 
  strongly 
  compressed, 
  very 
  broad 
  and 
  rounded 
  on 
  

   basal 
  half, 
  with 
  marginal 
  borders, 
  and 
  a 
  little 
  tumid 
  in 
  the 
  middle, 
  the 
  apical 
  half 
  

   subcylindrical, 
  slender, 
  tapering, 
  pointed, 
  not 
  one-third 
  the 
  width 
  of 
  the 
  base, 
  the 
  

   whole 
  not 
  more 
  than 
  half 
  as 
  long 
  again 
  as 
  broad. 
  

  

  Length 
  of 
  body 
  17 
  mm 
  , 
  of 
  antennae 
  6 
  mm 
  , 
  of 
  tegmina 
  3.75 
  mm 
  , 
  of 
  hind 
  femora 
  10 
  mm 
  . 
  

  

  1$. 
  Sissons, 
  Cal. 
  

  

  (TruxalidoB.) 
  

  

  Stexobothrus 
  curtipexxis 
  Harr. 
  

  

  Lake 
  Tahoe 
  and 
  Glen 
  Brook, 
  Nev. 
  

   Stexobothrus 
  propixquaxs 
  Scudd. 
  

  

  Salt 
  Lake 
  Valley. 
  

   Chrysochraox 
  sp. 
  

  

  Lake 
  Point, 
  Utah. 
  

  

  GOMPHOCERUS 
  SHASTAXUS 
  UOV. 
  sp. 
  PI. 
  xvii, 
  fig. 
  15, 
  18. 
  

  

  Front 
  of 
  head 
  brownish 
  testaceous, 
  faintly 
  flecked 
  with 
  fuscous, 
  excepting 
  in 
  a 
  clear 
  

   livid 
  stripe 
  in 
  front 
  of 
  the 
  lateral 
  carinae, 
  passing 
  from 
  between 
  the 
  antennae 
  and 
  the 
  

   ■eyes 
  to 
  the 
  outer 
  base 
  of 
  the 
  mandibles 
  ; 
  genae 
  bluish 
  livid 
  below, 
  becoming 
  infuscated 
  

   above, 
  and 
  deepening 
  to 
  black 
  behind 
  the 
  eyes 
  ; 
  summit 
  fusco-testaceous, 
  with 
  an 
  ar- 
  

   cuate 
  dusky 
  or 
  blackish 
  line 
  from 
  the 
  front 
  edge 
  of 
  the 
  eyes 
  to 
  the 
  posterior 
  border, 
  

   where 
  the 
  upper 
  limit 
  of 
  the 
  black 
  stripe 
  behind 
  the 
  eyes 
  is 
  edged 
  above 
  with 
  a 
  

   lighter 
  more 
  or 
  less 
  yellowish 
  color. 
  Antennae 
  about 
  as 
  long 
  as 
  the 
  hind 
  femora 
  in 
  the 
  

   male, 
  fusco-testaceous 
  or 
  castaneous, 
  subdepressed, 
  equal 
  throughout 
  in 
  both 
  sexes. 
  

   Eyes 
  separated 
  above 
  by 
  as 
  much 
  as 
  the 
  outer 
  bases 
  of 
  the 
  anteuuae, 
  the 
  front 
  of 
  the 
  

   fastigium 
  bent 
  at 
  a 
  right 
  angle, 
  slightly 
  margined, 
  the 
  lateral 
  foveolae 
  straight, 
  equal, 
  

   meeting 
  in 
  front, 
  sulcate, 
  many 
  times 
  longer 
  than 
  broad 
  ; 
  frontal 
  costa 
  perfectly 
  flat, 
  

   expanding 
  and 
  lading 
  below 
  the 
  ocellus. 
  Pronotum 
  brownish, 
  the 
  lateral 
  carinae 
  

   generally 
  marked 
  distinctly 
  with 
  a 
  dull 
  yellow 
  stripe, 
  the 
  lateral 
  lobes 
  mostly 
  black 
  

   or 
  blackish 
  above, 
  usually 
  deepest 
  on 
  the 
  middle 
  of 
  the 
  front 
  lobe, 
  its 
  anterior 
  margin 
  

   often 
  marked 
  with 
  yellow 
  and 
  with 
  a 
  central, 
  very 
  short, 
  longitudinal, 
  pale-yellow 
  

   •dash 
  ; 
  median 
  aud 
  lateral 
  carinae 
  equally 
  distinct 
  and 
  rather 
  slight 
  ; 
  the 
  front 
  and 
  

   hind 
  margin 
  slightly 
  angled. 
  Tegmina 
  ovate-snblanceolate 
  iu 
  the 
  female, 
  shorter 
  than 
  

   the 
  head 
  and 
  thorax 
  together, 
  oblong-obovate 
  in 
  the 
  male, 
  much 
  longer 
  than 
  the 
  head 
  

   and 
  thorax 
  together, 
  rounded 
  apically 
  ; 
  in 
  both 
  obscure 
  dark 
  fuscous, 
  with 
  blackish 
  

   flecks. 
  Hiud 
  femora 
  black 
  on 
  the 
  outer 
  face, 
  but 
  the 
  lower 
  carina 
  aud 
  inferior 
  face 
  

   pale 
  yellow, 
  the 
  superior 
  face 
  brown, 
  with 
  two 
  oblique 
  dark 
  transverse 
  stripes, 
  which 
  

   also 
  cross 
  the 
  yellow 
  interior 
  face 
  ; 
  apex 
  black. 
  Hind 
  tibiae 
  black 
  at 
  base, 
  followed 
  

   by 
  a 
  broad 
  pale 
  yellow 
  and 
  then 
  a 
  fuscous 
  belt, 
  the 
  apical 
  half 
  sanguineous, 
  the 
  

   spines 
  black 
  tipped. 
  Abdomen 
  brownish 
  fuscous 
  above, 
  yellow 
  below, 
  the 
  two 
  inter- 
  

   digitatiug 
  on 
  the 
  sides. 
  

  

  Length 
  of 
  body, 
  $ 
  16 
  mm 
  , 
  9 
  21 
  mm 
  ; 
  of 
  antennae, 
  <£ 
  ll 
  mm 
  , 
  9 
  10 
  inm 
  ; 
  of 
  pronotum, 
  <? 
  

   3 
  rom) 
  5 
  4mm 
  . 
  f 
  tegmina, 
  $ 
  7.5 
  mm 
  , 
  9 
  5.5 
  mm 
  ; 
  of 
  hind 
  tibiae, 
  $ 
  10 
  mm 
  , 
  9 
  11.5 
  mm 
  . 
  

  

  5 
  $ 
  , 
  5 
  9 
  • 
  Mount 
  Shasta, 
  among 
  the 
  firs. 
  

  

  ( 
  Oedipodidae. 
  ) 
  

  

  Chimarocephala 
  pacifica 
  (Thorn.) 
  Scudd. 
  

  

  Mann 
  County, 
  Knight 
  Valley, 
  Skaggs 
  Springs, 
  Cal. 
  ; 
  received 
  from 
  Mr. 
  Edwards. 
  

   Camxula 
  atrox 
  Scudd. 
  PI. 
  xvii, 
  fig. 
  9. 
  

  

  San 
  Francisco, 
  Sauzalito, 
  Cal. 
  ; 
  Keno 
  and 
  Glen 
  Brook, 
  Nev. 
  ; 
  and 
  Victoria, 
  Vancou- 
  

   ver's 
  Island. 
  

  

  