﻿568 
  

  

  NEW 
  YORK 
  STATE 
  MUSEUM 
  

  

  single 
  jointed 
  prolegs. 
  The 
  position 
  and 
  number 
  of 
  respiratoryjfilaments 
  

   may 
  be 
  represented 
  diagrammatically. 
  

  

  Dorsum 
  Venter 
  

  

  3 
  3 
  3 
  3 
  3 
  3 
  

  

  3 
  3 
  3 
  3 
  3 
  3 
  

  

  3 
  3 
  3 
  3 
  3 
  3 
  

  

  23 
  3233 
  33 
  

  

  22 
  3 
  3 
  

  

  22 
  2223 
  32 
  

  

  22 
  3 
  3 
  

  

  I 
  2 
  2 
  I 
  I 
  3 
  3 
  I 
  

  

  22 
  22 
  

  

  22 
  22 
  

  

  2 
  2 
  

  

  I 
  I 
  

  

  Fig. 
  38 
  Caudal 
  processes 
  of 
  

   the 
  pupa 
  

  

  Pupa. 
  (PI. 
  32, 
  fig. 
  6) 
  Length 
  16 
  to 
  18 
  mm. 
  Width 
  4 
  to 
  5 
  mm. 
  

   Antennae 
  as 
  long 
  as 
  the 
  body. 
  Wings 
  10 
  mm. 
  Head 
  yellow, 
  thorax 
  

   white. 
  Spurs 
  on 
  the 
  tibiae 
  occur 
  in 
  order 
  1-3-3. 
  

   \ 
  J 
  Abdomen 
  white 
  with 
  dull 
  brick 
  red 
  on 
  the 
  dorsal 
  

  

  side, 
  specially 
  on 
  the 
  anterior 
  segments. 
  Fila- 
  

   ments 
  are 
  also 
  of 
  a 
  dull 
  brick 
  red 
  color. 
  Hooks 
  

   pointing 
  backward 
  are 
  on 
  the 
  third, 
  fourth, 
  fifth 
  

   and 
  sixth 
  segments. 
  Plates 
  with 
  spikes 
  pointing 
  

   forward 
  are 
  at 
  the 
  posterior 
  edge 
  of 
  the 
  fifth 
  

   segment. 
  

  

  Eggs. 
  The 
  eggs 
  of 
  this 
  species 
  are 
  laid 
  in 
  a 
  

   compact 
  cluster 
  with 
  abundant 
  gelatin. 
  A 
  cluster 
  of 
  about 
  300 
  eggs 
  

   was 
  kept 
  till 
  the 
  larvae 
  hatched 
  and 
  their 
  identity 
  was 
  shown 
  by 
  the 
  

   characteristic 
  cases 
  they 
  made. 
  

  

  other 
  larvae 
  found 
  at 
  saranac 
  inn 
  

   (arranged 
  by 
  families) 
  

  

  2 
  Halesus 
  species? 
  

  

  Plate 
  32, 
  figure 
  2 
  and 
  5; 
  plate 
  33, 
  figure 
  2 
  

  

  Habitat. 
  Larvae 
  and 
  pupae 
  found 
  in 
  Little 
  Clear 
  creek. 
  The 
  pupae 
  

   are 
  commonly 
  fastened 
  to 
  submerged 
  tree 
  branches 
  closely 
  resembling 
  

   broken 
  twigs. 
  

  

  Occurrence. 
  Larvae 
  common 
  throughout 
  the 
  period. 
  Pupae 
  not 
  

   found 
  till 
  the 
  very 
  last. 
  

  

  