﻿59^ 
  NEW 
  YORK 
  STATE 
  MUSEUM 
  

  

  PLATE 
  33 
  

  

  Caddis 
  fly 
  cases 
  and 
  eggs 
  

  

  Fig. 
  

  

  1 
  Larval 
  case 
  of 
  H 
  a 
  1 
  e 
  s 
  u 
  s 
  sp. 
  ? 
  no. 
  3 
  

  

  2 
  Larval 
  case 
  of 
  H 
  a 
  1 
  e 
  s 
  u 
  8 
  sp. 
  ? 
  no. 
  2 
  

  

  3 
  Larval 
  case 
  of 
  H 
  a 
  1 
  e 
  s 
  u 
  s 
  sp. 
  ? 
  no. 
  1 
  

  

  4 
  Egg 
  ring 
  of 
  an 
  unknown 
  caddis 
  fly. 
  Photo 
  by 
  C. 
  Betten 
  from 
  life 
  

  

  PLATE 
  34 
  

   Caddis 
  flies 
  ( 
  T 
  r 
  i 
  c 
  h 
  o 
  p 
  t 
  e 
  r 
  a 
  ) 
  

  

  Fig. 
  

  

  1 
  Leptocerus 
  resurgens 
  Walker 
  

  

  2 
  Triaenodes 
  ignita 
  Walker 
  

  

  3 
  Hydropsyche 
  scalaris 
  Hagen 
  

  

  PLATE 
  35 
  

  

  Diptera 
  

  

  Fig. 
  

   1 
  Stratiomyia 
  badius 
  Walker 
  ; 
  drawing 
  by 
  Miss 
  Anthony 
  

   2Tipula 
  abdominalis 
  Say, 
  photo 
  by 
  H. 
  N. 
  Rowland 
  

  

  PLATE 
  36 
  

  

  Larvae 
  of 
  Diptera 
  

  

  Fig. 
  

  

  1 
  Dorsal 
  view 
  of 
  larva 
  of 
  Tipula 
  abdominalis 
  Say 
  

  

  2 
  End 
  of 
  abdomen 
  of 
  same, 
  more 
  enlarged 
  

  

  3 
  a 
  Dorsal 
  prolegs 
  of 
  one 
  segment 
  of 
  larva 
  of 
  Sepedon 
  fiiscipenni 
  

  

  Loew 
  (developed 
  for 
  crawling 
  beneath 
  the 
  surface 
  film) 
  

   & 
  End 
  of 
  abdomen 
  of 
  larva 
  of 
  Sepedon 
  fuscipennis 
  Loew 
  

  

  4 
  Eiid 
  of 
  abdomen 
  of 
  larva 
  of 
  Tetanocera 
  pictipes 
  Loew 
  

  

  