﻿Heterocera 
  from 
  Costa 
  Rica. 
  179 
  

  

  median 
  black 
  band 
  suffusing 
  with 
  the 
  more 
  broadly 
  black 
  

   inner 
  margin 
  at 
  tornus 
  ; 
  the 
  apex 
  broadly 
  black, 
  especially 
  

   above 
  vein 
  5. 
  Hind 
  wings 
  : 
  the 
  outer 
  margin 
  narrowly 
  

   black, 
  the 
  apex 
  broadly 
  black. 
  Underneath 
  with 
  a 
  crimson 
  

   spot 
  at 
  base 
  of 
  both 
  wings. 
  

  

  Expanse 
  29 
  mm. 
  

  

  Hob. 
  Sixola, 
  Banana 
  River. 
  

  

  Saurita 
  diffusa, 
  sp. 
  n. 
  

  

  <$ 
  . 
  Antennae 
  and 
  body 
  black 
  ; 
  metallic-green 
  patches 
  on 
  

   frons, 
  behind 
  antennas, 
  on 
  tegulae, 
  metathorax, 
  and 
  lateral 
  

   and 
  sublateral 
  spots 
  on 
  abdomen 
  ; 
  shoulders 
  crimson 
  ; 
  a 
  

   dorsal 
  crimson 
  spot 
  on 
  base 
  of 
  abdomen 
  ; 
  fore 
  coxae 
  metallic 
  

   green. 
  Fore 
  wings 
  blackish 
  brown, 
  the 
  veins 
  black. 
  Hind 
  

   wings 
  very 
  broad, 
  black 
  ; 
  the 
  costal 
  margin 
  broadly 
  dark 
  

   greyish 
  buff. 
  

  

  Expanse 
  29 
  mm. 
  

  

  The 
  female 
  similar, 
  but 
  rather 
  lighter 
  brown 
  ; 
  the 
  hind 
  

   wings 
  normal, 
  fuscous. 
  

  

  Expanse 
  30 
  mm. 
  

  

  Hab. 
  Juan 
  Vinas, 
  El 
  Sitio, 
  Tuis. 
  

  

  Saurita 
  suhnacula, 
  sp. 
  n. 
  

  

  Antennse 
  black. 
  Body 
  and 
  wings 
  dark 
  brown 
  ; 
  a 
  few 
  

   blue 
  scales 
  on 
  frons, 
  on 
  tegula? 
  outwardly, 
  and 
  on 
  meso- 
  

   thorax 
  ; 
  a 
  large 
  crimson 
  spot 
  on 
  patagia. 
  Fore 
  wings 
  : 
  some 
  

   blue 
  scales 
  at 
  base 
  of 
  costa 
  and 
  cell. 
  Hind 
  wings 
  : 
  a 
  buff 
  

   streak 
  and 
  a 
  small 
  patch 
  of 
  roseate 
  scales 
  at 
  base 
  below 
  cell. 
  

   Wings 
  below 
  : 
  a 
  red 
  space 
  at 
  base 
  of 
  hind 
  wings, 
  narrower 
  

   below 
  cell 
  and 
  not 
  reaching 
  inner 
  margin. 
  

  

  Expanse 
  36 
  mm. 
  

  

  Flab. 
  La 
  Laguna. 
  

  

  Argyroeides 
  notha, 
  sp. 
  n. 
  

  

  Antennas, 
  head, 
  collar, 
  thorax, 
  and 
  first 
  segment 
  of 
  abdo- 
  

   men 
  black 
  ; 
  frons 
  white. 
  Abdomen 
  : 
  second 
  segment 
  

   constricted, 
  unsealed, 
  otherwise 
  dark 
  brownish 
  green 
  above; 
  

   laterally 
  roseate, 
  meeting 
  ventrally 
  on 
  last 
  two 
  segments 
  ; 
  

   roseate 
  band 
  ventrally 
  on 
  segments 
  3-5 
  ; 
  segments 
  1 
  and 
  2 
  

   white 
  below. 
  Thorax 
  below 
  and 
  legs 
  black 
  ; 
  femora 
  and 
  

   some 
  lateral 
  spots 
  white; 
  a 
  crimson 
  streak 
  on 
  fore 
  tibise. 
  

   Wings 
  hyaline; 
  the 
  veins 
  and 
  margins 
  narrowly 
  black. 
  

   Fore 
  wings 
  : 
  a 
  hyaline 
  streak 
  at 
  base 
  of 
  costal 
  margin 
  ; 
  a 
  

   crimson 
  basal 
  spot 
  ; 
  a 
  small 
  crimson 
  spot 
  terminally 
  below 
  

  

  12* 
  

  

  