﻿530 
  Mr. 
  G. 
  T. 
  Betliime- 
  Baker 
  on 
  

  

  LXIII. 
  — 
  Descriptions 
  of 
  new 
  African 
  Heterocera. 
  

   By 
  G. 
  T. 
  Bethune-Baker, 
  F.L.S., 
  F.Z.S. 
  

  

  SyntomidsB. 
  

   Geryx 
  flava, 
  sp. 
  n. 
  

  

  <$ 
  . 
  Antennae 
  dark 
  brown. 
  Head, 
  thorax, 
  and 
  abdomen 
  

   uniform 
  chrome-yellow. 
  Legs 
  dark 
  brown. 
  Primaries 
  

   brown 
  where 
  not 
  hyaline 
  ; 
  all 
  the 
  cell 
  and 
  nearly 
  all 
  below 
  

   the 
  cell 
  to 
  vein 
  1 
  a 
  hyaline, 
  angle 
  of 
  veins 
  7 
  and 
  8 
  hyaline, 
  

   internervular 
  area 
  between 
  6 
  and 
  7 
  hyaline 
  for 
  two-thirds, 
  

   area 
  between 
  5 
  and 
  6 
  nearly 
  filled 
  in 
  with 
  brown 
  but 
  not 
  

   quite, 
  a 
  hyaline 
  ovate 
  spot 
  on 
  each 
  side 
  of 
  vein 
  4, 
  angle 
  of 
  

   vein 
  2 
  hyaline. 
  Secondaries 
  with 
  basal 
  area 
  yellow, 
  outer 
  

   half 
  greyish 
  brown, 
  no 
  hyaline 
  spots 
  at 
  all. 
  

  

  Expanse 
  29 
  mm. 
  

  

  Hab. 
  N'Dalla 
  Tando, 
  N. 
  Angola, 
  2700 
  feet 
  ; 
  November 
  

   (Ansorge). 
  

  

  Type 
  in 
  my 
  collection. 
  

  

  Syntomis 
  tripunctata, 
  sp. 
  n. 
  

  

  Antennas 
  with, 
  white 
  tips. 
  Head, 
  thorax, 
  and 
  abdomen 
  

   uniform 
  greenish 
  black. 
  Primaries 
  greenish 
  black, 
  with 
  a 
  

   small 
  hyaline 
  spot 
  in 
  the 
  cell, 
  one 
  above 
  vein 
  6, 
  and 
  one 
  

   below 
  it, 
  below 
  vein 
  4. 
  Secondaries, 
  a 
  minute 
  dot 
  beyond 
  

   the 
  cell. 
  

  

  Expanse 
  23 
  mm. 
  

  

  Hab. 
  N'Dallo 
  Tando, 
  N.Angola, 
  2700 
  feet; 
  December 
  

   (Ansorye) 
  . 
  

  

  Type 
  in 
  my 
  collection. 
  

  

  Syntomis 
  dissimilis, 
  sp. 
  n. 
  

  

  Antennas 
  all 
  black. 
  Head, 
  thorax, 
  and 
  abdomen 
  blue- 
  

   black, 
  the 
  latter 
  with 
  the 
  two 
  middle 
  segments 
  dull 
  red, 
  with 
  

   a 
  similar 
  coloured 
  fine 
  lateral 
  line 
  from 
  them 
  to 
  the 
  thorax. 
  

   Both 
  wings 
  bluish 
  black. 
  Primaries 
  with 
  a 
  hyaline 
  quad- 
  

   rate 
  spot 
  below 
  the 
  cell, 
  a 
  large 
  spot 
  filling 
  the 
  apical 
  half 
  of 
  

   the 
  cell, 
  below 
  which 
  is 
  a 
  large 
  subquadrate 
  spot, 
  a 
  spot 
  

   above 
  vein 
  6, 
  two 
  ovate 
  spots, 
  one 
  on 
  each 
  side 
  of 
  vein 
  4. 
  

   Secondaries 
  : 
  a 
  large 
  basal 
  spot 
  extending 
  into 
  the 
  cell, 
  

   another 
  beyond 
  the 
  cell 
  divided 
  by 
  vein 
  3. 
  Fringes 
  to 
  both 
  

   wings 
  brown. 
  

  

  Expanse 
  33 
  mm. 
  

  

  Hab. 
  Laikipia, 
  East 
  Equatorial 
  Africa 
  ; 
  June 
  {Jackson). 
  

  

  Type 
  in 
  my 
  collection. 
  

  

  Allied 
  to 
  8. 
  consimilis, 
  Hmpsn. 
  

  

  