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  PROCEEDINGS 
  OF 
  THE 
  FOURTH 
  ENTOAIOLOGICAI, 
  MEETING 
  

  

  wliicli 
  arise 
  two 
  filiform 
  and 
  clavate 
  processes 
  in 
  lieu 
  of 
  anal 
  claspers. 
  

   The 
  whole 
  body 
  is 
  scattered 
  with 
  fine 
  short 
  hairs 
  arising 
  from 
  tiny- 
  

   warts 
  more 
  prominently 
  on 
  the 
  sides 
  ; 
  head 
  and 
  ventral 
  side 
  of 
  terminal 
  

   segments 
  pubescent. 
  

  

  Fifth 
  Instar. 
  15th 
  December 
  1920. 
  15-16 
  mm. 
  long. 
  General 
  

   scheme 
  of 
  colour 
  much 
  about 
  the 
  same 
  as 
  in 
  the 
  last 
  moult, 
  except 
  that 
  

   the 
  black 
  of 
  the 
  head, 
  prothorax, 
  etc., 
  is 
  replaced 
  by 
  dark 
  grey 
  ; 
  apical 
  

   areas 
  of 
  femora 
  and 
  tarsi 
  of 
  legs 
  hairy, 
  swollen 
  and 
  dark-brown. 
  The 
  

   warts 
  on 
  the 
  dorsum 
  are 
  more 
  pronounced, 
  asterically 
  arranged 
  with 
  a 
  

   central 
  depression. 
  First 
  and 
  second 
  abdominal 
  segment 
  ashy-white. 
  

   The 
  third 
  and 
  fourth 
  abdominal 
  segments 
  streaked 
  glossy 
  black. 
  Minute 
  

   ashy 
  white 
  specks 
  are 
  scattered 
  all 
  over 
  the 
  body. 
  The 
  larva 
  is 
  active 
  

   and 
  when 
  disturbed 
  assumes 
  the 
  spider-like 
  appearance 
  by 
  bringing 
  

   round 
  the 
  terminal 
  segment 
  and 
  throwing 
  its 
  head 
  backwards 
  in 
  the 
  

   form 
  of 
  a 
  loop. 
  

  

  Sixth 
  Instar. 
  22nd 
  December 
  1920. 
  20-21'' 
  mm. 
  long. 
  Body 
  

   covered 
  over 
  by 
  minute 
  ashy-grey 
  granules. 
  Head 
  mallet-shaped. 
  A 
  

   mid-dorsal 
  linear 
  streak, 
  and 
  a 
  pair 
  of 
  zigzag 
  striae 
  connecting 
  the 
  lateral 
  

   projections, 
  white. 
  The 
  penultimate 
  abdominal 
  segment 
  carries 
  spiny 
  

   processes. 
  Outer 
  area 
  of 
  prolegs 
  striated 
  velvety 
  black, 
  and 
  streaked 
  

   with 
  white. 
  Larva 
  more 
  pubescent 
  than 
  in 
  previous 
  instars. 
  Active 
  

   in 
  habits 
  ; 
  when 
  disturbed 
  throws 
  forward 
  the 
  tentacle-like 
  legs 
  and 
  

   assumes 
  a 
  threatening 
  aspect, 
  moving 
  the 
  body 
  and 
  legs 
  to 
  and 
  fro 
  in 
  

   convulsive 
  efforts. 
  

  

  Pupa. 
  2nd 
  January 
  1921. 
  Pupa 
  18-19 
  mm. 
  long 
  by 
  5-6 
  mm. 
  

   broad. 
  Dark 
  brown 
  in 
  colour 
  and 
  shiny 
  in 
  appearance. 
  Pupa 
  found 
  

   enclosed 
  in 
  a 
  slight 
  cocoon 
  of 
  yellow 
  fibrous 
  silk 
  covered 
  over 
  by 
  leaves. 
  

  

  Imago. 
  11th 
  January 
  1921. 
  Moth 
  emerged. 
  

  

  