﻿284 
  Mr. 
  W. 
  Schaus 
  on 
  

  

  Hemiceras 
  elarki, 
  sp. 
  n. 
  

  

  3 
  . 
  Head> 
  collar, 
  thorax, 
  and 
  fore 
  wings 
  brownish 
  buff 
  

   faintly 
  tinged 
  with 
  roseate 
  ; 
  collar 
  edged 
  posteriorly 
  with 
  

   fuscous 
  grey. 
  Abdomen 
  above 
  fuscous 
  brown. 
  Body 
  below- 
  

   whitish. 
  Fore 
  wings 
  : 
  lines 
  fine, 
  yellowish 
  buff, 
  edged 
  on 
  

   medial 
  side 
  with 
  olive-brown 
  ; 
  the 
  antemedial 
  slightly 
  out- 
  

   curved 
  ; 
  the 
  postmedial 
  from 
  costa 
  at 
  2 
  mm. 
  from 
  apex 
  to 
  

   middle 
  of 
  inner 
  margin; 
  the 
  inner 
  margin 
  straight 
  ; 
  a 
  large 
  

   black 
  spot 
  at 
  end 
  of 
  cell, 
  preceded 
  by 
  another 
  spot 
  below 
  

   subcostal 
  ; 
  veins 
  finely 
  irrorated 
  with 
  greyish 
  ; 
  a 
  faint 
  darker 
  

   subterminal 
  shade 
  inset 
  at 
  vein 
  4. 
  Hind 
  wings 
  light 
  silky 
  

   brown 
  ; 
  the 
  opaque 
  spot 
  concolorous. 
  

  

  Expanse 
  46 
  mm. 
  

  

  The 
  female 
  has 
  the 
  discal 
  spots 
  faintly 
  indicated. 
  

  

  Hab. 
  Juan 
  Vinas, 
  Alajuela. 
  

  

  Named 
  after 
  Mr. 
  J. 
  B. 
  Clark 
  of 
  Alajuela, 
  at 
  whose 
  house 
  

   I 
  first 
  discovered 
  this 
  species. 
  

  

  Hemiceras 
  corema, 
  sp. 
  n. 
  

  

  $ 
  . 
  Head, 
  collar, 
  and 
  thorax 
  lilacine 
  brown 
  ; 
  a 
  white 
  line 
  

   across 
  top 
  of 
  frons. 
  Abdomen 
  slightly 
  darker 
  above. 
  Body 
  

   below 
  whitish. 
  Fore 
  wings 
  lilacine 
  brown 
  ; 
  the 
  costa 
  finely 
  

   whitish 
  ; 
  the 
  lines 
  light 
  buff, 
  shaded 
  with 
  darker 
  brown 
  on 
  

   medial 
  side 
  ; 
  the 
  antemedial 
  straight 
  ; 
  the 
  postmedial 
  oblique 
  

   from 
  costa 
  at 
  3 
  mm. 
  from 
  apex 
  to 
  inner 
  margin 
  just 
  beyond 
  

   middle 
  ; 
  a 
  black 
  spot 
  on 
  discocellular 
  preceded 
  by 
  a 
  black 
  

   spot 
  close 
  to 
  subcostal 
  ; 
  the 
  veins 
  partly 
  irrorated 
  with 
  grey 
  

   and 
  fuscous 
  ; 
  faint 
  traces 
  of 
  a 
  pale 
  subterminal 
  shade; 
  cilia 
  

   dark 
  brown, 
  finely 
  tipped 
  with 
  white 
  ; 
  inner 
  margin 
  sinuous. 
  

   Hind 
  wings 
  whitish 
  shaded 
  with 
  brown, 
  darkest 
  on 
  outer 
  

   margin 
  ; 
  an 
  opaque 
  brown 
  spot 
  at 
  vein 
  2 
  ; 
  cilia 
  brown 
  basally, 
  

   outer 
  half 
  white. 
  

  

  Expanse 
  42 
  mm. 
  

  

  Hab. 
  Sixola, 
  Avangarez. 
  

  

  Allied 
  to 
  H. 
  pulverula, 
  Gn., 
  and 
  H. 
  indigna, 
  Schs. 
  

  

  Hemiceras 
  lepida, 
  sp. 
  n. 
  

  

  cJ 
  . 
  Head, 
  collar, 
  and 
  thorax 
  lilacine 
  brown; 
  a 
  white 
  band 
  

   across 
  top 
  of 
  frons. 
  Abdomen 
  greyish 
  brown 
  above, 
  whitish 
  

   underneath. 
  Fore 
  wings 
  light 
  lilacine 
  brown 
  irrorated 
  with 
  

   pale 
  reddish 
  brown 
  ; 
  antemedial 
  line 
  from 
  subcostal, 
  fine, 
  

   wavy, 
  indistinct, 
  brown, 
  followed 
  by 
  a 
  darker 
  brown 
  shade 
  

   outwardly 
  curved 
  to 
  inner 
  margin 
  near 
  tornus 
  ; 
  a 
  faint 
  oblique 
  

   fuscous 
  streak 
  at 
  end 
  of 
  cell, 
  from 
  which 
  a 
  brown 
  shade 
  

   extends 
  to 
  outer 
  margin, 
  where 
  it 
  expands 
  towards 
  apex 
  and 
  

  

  