﻿EXPLANATION 
  OF 
  PLATE 
  LXII. 
  

  

  Fig. 
  1. 
  Rocky 
  Mountain 
  locust. 
  — 
  a, 
  a, 
  a, 
  female 
  in 
  different 
  positions, 
  ovipositing 
  ; 
  6, 
  

   egg-pod 
  extracted 
  from 
  the 
  ground, 
  with 
  the 
  end 
  broken 
  open, 
  showing 
  how 
  the 
  eggs 
  

   are 
  arranged 
  ; 
  c, 
  a 
  few 
  eggs 
  lying 
  loose 
  on 
  the 
  ground 
  ; 
  d, 
  e 
  show 
  the 
  earth 
  partially 
  

   removed 
  to 
  illustrate 
  an 
  egg-mass 
  already 
  in 
  place 
  and 
  one 
  being 
  placed 
  ; 
  / 
  shows 
  

   where 
  such 
  a 
  mass 
  has 
  been 
  covered 
  up. 
  — 
  After 
  Eiley. 
  

  

  Fig. 
  2. 
  Kocky 
  Mountain 
  locust.— 
  Front 
  and 
  side 
  view 
  of 
  the 
  embryo 
  surrounded 
  by 
  

   the 
  inner 
  embryonal 
  membrane 
  or 
  amnion. 
  Original 
  : 
  drawn 
  by 
  J. 
  H. 
  Emerton. 
  

  

  Fig. 
  3. 
  Eocky 
  Mountain 
  locust. 
  — 
  a, 
  a, 
  newly-hatched 
  larvse 
  ; 
  h, 
  full-grown 
  larvae 
  ; 
  c, 
  

   pupa. 
  — 
  After 
  Riley. 
  

  

  Fig. 
  4. 
  Rocky 
  Mountain 
  locust. 
  — 
  Process 
  of 
  acquiring 
  wings 
  ; 
  a, 
  pupa 
  with 
  skin 
  just 
  

   split 
  on 
  the 
  back 
  ; 
  b, 
  the 
  adult 
  extruding 
  ; 
  c, 
  the 
  same 
  nearly 
  out 
  ; 
  d, 
  the 
  same 
  with 
  

   wings 
  expanded 
  ; 
  e, 
  the 
  same 
  with 
  all 
  the 
  parts 
  perfect. 
  — 
  After 
  Riley. 
  

  

  Fig. 
  5. 
  a, 
  Rocky 
  Mountain 
  locust 
  ; 
  6, 
  the 
  common 
  red-legged 
  locust. 
  — 
  After 
  Rilej^. 
  

  

  Fig. 
  6. 
  Rocky 
  Mountain 
  locust. 
  — 
  Terminal 
  abdominal 
  ring 
  ; 
  a, 
  side 
  view 
  ; 
  6, 
  c, 
  hind 
  

   and 
  top 
  view 
  of 
  the 
  same. 
  — 
  After 
  Riley. 
  

  

  Fig. 
  7. 
  Red-legged 
  locust. 
  — 
  Lettering 
  and 
  explanations 
  the 
  same 
  as 
  in 
  Fig. 
  6. 
  — 
  After 
  

   Riley. 
  

  

  