﻿Ileterocera 
  from 
  Costa 
  Rica. 
  277 
  

  

  medial 
  to 
  subterminal 
  between 
  veins 
  4 
  and 
  5, 
  and 
  the 
  

   reddish-brown 
  medial 
  shade 
  extends 
  between 
  veins 
  2 
  and 
  3 
  

   to 
  near 
  tornus 
  ; 
  the 
  veins 
  on 
  hind 
  wings 
  are 
  black 
  except, 
  at 
  

   base. 
  

  

  Expanse 
  39 
  mm. 
  

  

  ? 
  . 
  Head, 
  collar, 
  and 
  thorax 
  moss-green. 
  Fore 
  wings 
  

   paler 
  in 
  tint; 
  three 
  dark 
  spots 
  on 
  subterminal 
  shade 
  between 
  

   4 
  and 
  7, 
  and 
  three 
  spots 
  between 
  vein 
  3 
  and 
  inner 
  margin, 
  

   the 
  spot 
  between 
  2 
  and 
  3 
  largest. 
  Hind 
  wings 
  fuscous 
  grey 
  ; 
  

   a 
  buff 
  spot 
  at 
  anal 
  angle 
  ; 
  the 
  cilia 
  light 
  brown 
  and 
  white 
  

   with 
  dark 
  spots 
  at 
  veins. 
  

  

  Expanse 
  43 
  mm. 
  

  

  Bab. 
  Juan 
  Vinas, 
  Sixola, 
  Avangarez. 
  

  

  Heterocampa 
  plebeia, 
  sp. 
  n. 
  

  

  Palpi 
  dark 
  brown 
  fringed 
  with 
  buff-brown. 
  Thorax 
  dark 
  

   brown; 
  head, 
  collar, 
  and 
  patagia 
  light 
  brown. 
  Abdomen 
  

   fuscous 
  brown. 
  Fore 
  wings 
  brown, 
  the 
  lines 
  darker 
  ; 
  the 
  

   basal 
  geminate; 
  the 
  antemedial 
  geminate, 
  finely 
  dentate 
  

   on 
  costa 
  and 
  in 
  cell, 
  wavy 
  below 
  cell, 
  dentate 
  on 
  sub- 
  

   median 
  ; 
  antemedial 
  space 
  dark 
  brown 
  from 
  costa 
  across 
  

   cell 
  ; 
  a 
  whitish-buff 
  space 
  below 
  cell 
  and 
  on 
  base 
  of 
  inner 
  

   margin 
  ; 
  a 
  dark 
  brown 
  spot 
  at 
  end 
  of 
  cell, 
  followed 
  by 
  a 
  

   dull 
  shade 
  oblique 
  from 
  costa, 
  angled 
  at 
  vein 
  4 
  ; 
  the 
  post- 
  

   medial 
  indistinct, 
  geminate, 
  followed 
  by 
  greyish 
  scales 
  on 
  

   submedian 
  and 
  veins 
  2-4, 
  and 
  by 
  dark 
  brown 
  shades 
  on 
  

   costa, 
  and 
  from 
  vein 
  2 
  to 
  inner 
  margin, 
  also 
  by 
  a 
  quadrate 
  dark 
  

   brown 
  shade 
  between 
  veins 
  4 
  and 
  5 
  ; 
  a 
  subterminal 
  whitish- 
  

   buff 
  line, 
  obsolescent 
  towards 
  apex 
  ; 
  the 
  veins 
  beyond 
  post- 
  

   medial 
  streaked 
  with 
  black; 
  a 
  faint 
  terminal 
  buff 
  line 
  above 
  

   tornus. 
  Hind 
  wings 
  brown 
  ; 
  an 
  indistinct 
  postmedial 
  buff 
  

   shade 
  ; 
  cilia 
  whitish 
  buff. 
  

  

  Expanse 
  38 
  mm. 
  

  

  Hab. 
  Juan 
  Vinas, 
  El 
  Sitio, 
  Tuis. 
  

  

  Heterocampa 
  princeps, 
  sp. 
  n. 
  

   ? 
  . 
  Head, 
  thorax, 
  and 
  fore 
  wings 
  pale 
  yellowish 
  green. 
  

   Abdomen 
  light 
  buff; 
  some 
  reddish 
  brown 
  at 
  base 
  dorsally 
  ; 
  

   two 
  transverse 
  patches 
  on 
  last 
  segment 
  dorsally. 
  Fore 
  

   wings 
  : 
  a 
  dark 
  oblique 
  shade 
  from 
  base 
  of 
  cell 
  to 
  inner 
  

   margin 
  suffusing 
  above 
  submedian 
  with 
  a 
  fine 
  curved 
  ante- 
  

   medial 
  line 
  ; 
  an 
  oblique 
  darker 
  green 
  shade 
  medially 
  from 
  

   costa 
  to 
  vein 
  2 
  subterminally, 
  on 
  which 
  is 
  a 
  still 
  darker 
  

   lunate 
  spot 
  on 
  discocellular 
  ; 
  postmedial 
  greenish-white 
  spots 
  

   on 
  veins 
  preceded 
  and 
  followed 
  by 
  small 
  dark 
  spots 
  

   most 
  noticeable 
  on 
  veins 
  2-4 
  ; 
  dark 
  streaks 
  close 
  to 
  cell 
  on 
  

  

  