﻿Ileterocera 
  from 
  Costa 
  Rica. 
  617 
  

  

  two-thirds 
  grey, 
  medially 
  irrorated 
  with 
  darker 
  grey 
  and 
  

   beyond 
  with 
  light 
  brown 
  ; 
  a 
  reniform 
  brownish 
  line 
  at 
  end 
  of 
  

   cell 
  ; 
  a 
  postmedial 
  brown 
  spot 
  on 
  costa 
  and 
  a 
  larger 
  post- 
  

   medial 
  spot 
  on 
  inner 
  margin 
  ; 
  vein 
  6 
  finely 
  black 
  ; 
  a 
  sub- 
  

   terminal 
  straight 
  black 
  line 
  from 
  vein 
  8 
  to 
  vein 
  3, 
  inset 
  below 
  

   3 
  and 
  below 
  2 
  ; 
  faint 
  traces 
  of 
  a 
  terminal 
  dark 
  line 
  near 
  apex. 
  

   Hind 
  wings 
  whitish, 
  the 
  veins 
  tinged 
  with 
  brown 
  ; 
  a 
  faint 
  

   terminal 
  fuscous-grey 
  shade. 
  

  

  Expanse 
  33 
  mm. 
  

  

  Ilab. 
  Avangarez. 
  

  

  Malocampa 
  matralis, 
  sp. 
  n. 
  

  

  ? 
  . 
  Head 
  and 
  thorax 
  dull 
  brown, 
  mottled 
  with 
  buff, 
  and 
  

   some 
  whitish 
  hairs 
  on 
  vertex 
  ; 
  abdomen 
  darker 
  brown 
  above. 
  

   Fore 
  wings 
  dull 
  brown, 
  shaded 
  with 
  yellowish 
  buff 
  on 
  inner 
  

   margin 
  ; 
  traces 
  of 
  a 
  darker 
  geminate 
  antemedial 
  line 
  on 
  costa 
  ; 
  

   two 
  black 
  spots 
  on 
  discocellular, 
  finely 
  edged 
  with 
  lighter 
  

   brown 
  ; 
  short 
  postmedial 
  greyish 
  streaks 
  on 
  veins, 
  preceded 
  

   and 
  followed 
  by 
  a 
  few 
  black 
  scales; 
  terminal 
  black 
  spots 
  

   between 
  the 
  veins; 
  cilia 
  buff 
  at 
  tornus, 
  otherwise 
  brown, 
  with 
  

   darker 
  shades 
  at 
  veins. 
  Hind 
  wings 
  dull 
  dark 
  brown 
  ; 
  a 
  

   fuscous-brown 
  spot 
  at 
  anal 
  angle, 
  surmounted 
  by 
  a 
  buff 
  spot 
  ; 
  

   cilia 
  yellowish 
  buff. 
  

  

  Expanse 
  50 
  millim. 
  

  

  Ilab. 
  Juan 
  Vinas. 
  

  

  Iihuda 
  difficilis, 
  sp. 
  n. 
  

  

  $ 
  . 
  Palpi 
  and 
  frons 
  mottled 
  brown 
  and 
  whitish 
  buff 
  ; 
  

   vertex, 
  collar, 
  and 
  thorax 
  brown 
  ; 
  a 
  fuscous-brown 
  shade 
  

   on 
  collar 
  in 
  front, 
  partly 
  edged 
  with 
  white 
  j 
  a 
  fuscous- 
  

   brown 
  shade 
  on 
  thorax 
  near 
  collar; 
  patagia 
  shaded 
  with 
  

   lilacine. 
  Abdomen 
  dull 
  smoky 
  brown 
  above, 
  with 
  yellowish 
  

   hairs 
  at 
  base, 
  underneath 
  yellowish. 
  Fore 
  wings 
  : 
  base 
  and 
  

   inner 
  margin 
  broadly 
  dark 
  silky 
  olive, 
  with 
  a 
  whitish 
  patch 
  

   below 
  median 
  at 
  base 
  and 
  some 
  white 
  and 
  greyish 
  irrorations 
  

   at 
  base 
  of 
  inner 
  margin 
  ; 
  a 
  velvety 
  black 
  basal 
  line, 
  outbent 
  

   from 
  cell 
  to 
  submedian 
  and 
  edged 
  with 
  whitish 
  below 
  cell 
  ; 
  

   a 
  darker 
  olive-brown 
  space 
  on 
  costal 
  margin, 
  its 
  posterior 
  

   edge 
  shading 
  to 
  black, 
  oblique 
  from 
  costa 
  across 
  cell, 
  straight 
  

   along 
  vein 
  4 
  for 
  half 
  its 
  length, 
  upturned 
  and 
  slightly 
  in- 
  

   curved 
  on 
  costa 
  near 
  apex 
  ; 
  a 
  narrow 
  white 
  shade 
  follows 
  

   behind 
  this 
  space, 
  crossed 
  by 
  a 
  dark 
  antemedial 
  line 
  on 
  costa, 
  

   and 
  a 
  subterminal 
  line 
  from 
  vein 
  6-8, 
  terminating 
  in 
  a 
  black 
  

   streak 
  ; 
  a 
  broad 
  roseate 
  shade 
  follows 
  the 
  white 
  from 
  cell 
  to 
  

   Ann. 
  <& 
  Mag. 
  N. 
  Hist. 
  Ser. 
  8. 
  Vol. 
  vii. 
  41 
  

  

  