﻿CHAETOTAXY 
  OF 
  PUPA 
  OF 
  STEGOMYIA 
  FASCIATA. 
  

  

  163 
  

  

  Dorsal 
  seta 
  (figs. 
  1, 
  8 
  ; 
  2, 
  6 
  ). 
  

  

  This 
  seta 
  is 
  situated 
  on 
  the 
  thorax 
  a 
  little 
  posterior 
  and 
  internal 
  to 
  the 
  respiratory 
  

   trumpet, 
  and 
  is 
  directed 
  upwards. 
  It 
  is 
  small 
  and 
  delicate 
  ; 
  usually 
  double, 
  but 
  

   sometimes 
  single 
  or 
  triple. 
  

  

  Fig. 
  1. 
  Cephalo- 
  thorax 
  of 
  pupa 
  of 
  Stegomyia 
  

   fasciata, 
  lateral 
  view. 
  

   Post- 
  ocular 
  setae 
  : 
  1, 
  superior 
  ; 
  2, 
  

  

  median 
  ; 
  3, 
  inferior. 
  

   Antero-thoracic 
  setae 
  : 
  4, 
  lower 
  anterior 
  ; 
  

   5, 
  upper 
  anterior 
  ; 
  6, 
  lower 
  posterior 
  ; 
  

   7, 
  upper 
  posterior. 
  

   Dorsal 
  seta. 
  

   Supra- 
  alar 
  seta. 
  

  

  1-3. 
  

  

  4-7. 
  

  

  8. 
  

   9. 
  

  

  Supra-alar 
  seta 
  (figs. 
  1, 
  9 
  ; 
  2, 
  7 
  ). 
  

  

  This 
  seta 
  is 
  situated 
  on 
  the 
  thorax 
  above 
  the 
  root 
  of 
  the 
  wing, 
  and 
  is 
  directed 
  

   outwards 
  and 
  forwards. 
  It 
  is 
  rather 
  long 
  and 
  slender 
  ; 
  single. 
  

  

  Fig. 
  2. 
  Cephalo- 
  thorax 
  of 
  pupa 
  of 
  Stegomyia 
  

   fasciata 
  ; 
  dorsal 
  view. 
  

   The 
  ends 
  of 
  the 
  antero-thoracic 
  setae 
  : 
  

   1, 
  upper 
  anterior 
  ; 
  2, 
  lower 
  anterior 
  ; 
  

   3, 
  lower 
  posterior 
  ; 
  4, 
  upper 
  posterior. 
  

   The 
  end 
  of 
  the 
  superior 
  post- 
  ocular 
  seta. 
  

   Dorsal 
  seta. 
  

   Supra- 
  alar 
  seta. 
  

   8-10. 
  Postero 
  - 
  thoracic 
  setae 
  : 
  8, 
  internal 
  ; 
  

   9, 
  median 
  ; 
  10, 
  external. 
  

  

  1-4. 
  

  

  5. 
  

  

  6. 
  

  

  7. 
  

  

  10. 
  

  

  