﻿24 
  Mr. 
  11. 
  S. 
  Bagnall 
  on 
  neiv 
  Thysanoptera. 
  

  

  especiiilly 
  noticeable 
  in 
  thorax. 
  Fore-femora 
  basally 
  and 
  all 
  

   tibiae 
  distally 
  shaded 
  to 
  pale 
  yellowish-white, 
  all 
  tarsi 
  yellow. 
  

   Basal 
  half 
  of 
  third 
  anteiinal 
  joint 
  light 
  yellowish-brown 
  and 
  

   distal 
  half 
  (the 
  constricted 
  part) 
  of 
  both 
  3 
  and 
  4 
  lighter 
  than 
  

   the 
  basal 
  half. 
  Wings 
  grey-brown. 
  

  

  Head 
  0'8 
  as 
  long 
  as 
  broad 
  across 
  eyes, 
  and 
  nearly 
  as 
  long 
  

   as 
  the 
  prothorax 
  ; 
  cheeks 
  gently 
  diverging 
  to 
  base. 
  Antennae 
  

   2*7 
  times 
  as 
  long 
  as 
  the 
  head; 
  relative 
  lengths 
  of 
  joints 
  3-8 
  

   approximately: 
  — 
  38 
  : 
  56 
  : 
  30 
  : 
  40 
  : 
  7 
  : 
  13. 
  Joint 
  4 
  curiously 
  

   constricted 
  and 
  produced 
  in 
  the 
  form 
  of 
  a 
  stem 
  distally. 
  

  

  Fore-wing 
  with 
  a 
  series 
  of 
  10 
  spines 
  in 
  upper 
  vein, 
  

   commencing 
  at 
  the 
  basal 
  fourth 
  and 
  extending 
  to 
  the 
  distal 
  

   third, 
  and 
  2 
  at 
  apex 
  ; 
  lower 
  vein 
  with 
  a 
  series 
  of 
  13, 
  com- 
  

   mencing 
  just 
  beyond 
  the 
  first 
  bristle 
  in 
  the 
  long 
  series 
  of 
  

   upper 
  vein. 
  

  

  Abdomen 
  elongate, 
  ninth 
  segment 
  with 
  a 
  pair 
  of 
  dorsal 
  

   bristles 
  in 
  addition 
  to 
  the 
  postero-marginal 
  series. 
  

  

  This 
  species 
  comes 
  near 
  to 
  sjostedti 
  (Tryb.), 
  usitatus^ 
  Bagn., 
  

   and 
  variabilis^ 
  Bagn., 
  but 
  is 
  readily 
  separated 
  from 
  tliese 
  and 
  

   all 
  other 
  described 
  species 
  of 
  the 
  genus 
  by 
  the 
  long 
  fourth 
  

   antennal 
  joint 
  and 
  its 
  curious 
  distal 
  stem. 
  

  

  2]iipe. 
  In 
  British 
  Museum 
  of 
  Natural 
  History. 
  

  

  Hah. 
  Uganda 
  {C. 
  C. 
  Gowdey). 
  Mr. 
  Gowdey 
  writes 
  that 
  

   this 
  species 
  feeds 
  on 
  the 
  spores 
  of 
  the 
  coffee- 
  fungus, 
  IJemeleia 
  

   VAStatrix. 
  

  

  Thrips 
  hololeiicuSy 
  sp. 
  n. 
  

  

  $ 
  . 
  — 
  Length 
  1 
  0-l'2, 
  breadth 
  of 
  mesothoras 
  0*27 
  mm. 
  

   Colour 
  to 
  the 
  unaided 
  eye 
  white, 
  under 
  a 
  moderate 
  power 
  

   from 
  very 
  light 
  greyish-yellow 
  to 
  a 
  deeper 
  shade 
  in 
  dark 
  

   specimens. 
  Antennoe 
  with 
  the 
  first 
  joint 
  white 
  or 
  colourless, 
  

   2-7 
  light 
  greyish-brown, 
  basal 
  halves 
  of 
  3 
  and 
  4 
  lighter, 
  and 
  

   5 
  also 
  lighter 
  basally. 
  

  

  Head 
  transverse, 
  1'37 
  times 
  as 
  broad 
  as 
  long, 
  and 
  not 
  quite 
  

   as 
  long 
  as 
  the 
  prothorax 
  ; 
  posterior 
  fourth 
  faintly 
  and 
  irregu- 
  

   larly 
  transversely 
  striate. 
  Cheeks 
  gently 
  arcuate 
  ; 
  mouth- 
  

   cone 
  pointed, 
  reaching 
  across 
  prosternum, 
  maxillary 
  palpi 
  

   long 
  and 
  slender, 
  third 
  joint 
  the 
  longest. 
  Eyes 
  occupying 
  

   one-half 
  the 
  length 
  of 
  tlie 
  head, 
  coarsely 
  facetted, 
  pilose; 
  

   pigmentation 
  deep 
  black. 
  Ocelli 
  with 
  yellowish 
  crescentic 
  

   hypodermal 
  pigmentation, 
  a 
  short 
  curved 
  seta 
  on 
  each 
  side 
  

   of 
  the 
  anteiior 
  one. 
  A 
  series 
  of 
  short 
  dorsal 
  setaj 
  on 
  an 
  

   irregular 
  line 
  drawn 
  behind 
  the 
  eyes. 
  Antennae 
  with 
  basal 
  

   joints 
  subapproxiniate, 
  2'25 
  times 
  as 
  long 
  as 
  the 
  head; 
  third 
  

  

  