﻿290 
  Mr. 
  R. 
  S. 
  Bagnall 
  on 
  neio 
  Tliysanoptera, 
  

  

  and 
  Dracofhripiij 
  nov. 
  * 
  AnteiiiifB 
  moderately 
  slender, 
  

   fourth 
  joint 
  about 
  0*8 
  the 
  length 
  o£ 
  third. 
  Cheeks 
  rather 
  

   closely 
  set 
  with 
  long 
  and 
  short 
  setiB^ 
  somewhat 
  as 
  in 
  

   D. 
  grandis, 
  Bagn. 
  

  

  Prothorax 
  about 
  0*4 
  the 
  lengtli 
  of 
  bead, 
  setae 
  only 
  

   moderately 
  long, 
  those 
  at 
  anterior 
  angles 
  directed 
  forwards. 
  

   Fore-femora 
  incrassate, 
  with 
  numerous 
  outer 
  marginal 
  setje, 
  

   including 
  several 
  unequal-sized 
  longer 
  ones, 
  much 
  as 
  in 
  

   I), 
  championi, 
  Bagn. 
  ; 
  seta^ 
  light-coloured, 
  a 
  slender 
  sickle- 
  

   sliaped 
  brown 
  spine 
  at 
  apex. 
  Tarsal 
  tooth 
  long 
  and 
  sharp. 
  

   Hind-legs 
  very 
  long 
  and 
  slender. 
  Wings 
  reaching 
  to 
  the 
  

   fifth 
  abdominal 
  segment. 
  

  

  Abdomen 
  long, 
  segment 
  8 
  a 
  little 
  longer 
  than 
  7. 
  Tube 
  

   slender, 
  about 
  0'75 
  the 
  length 
  of 
  the 
  head 
  and 
  as 
  long 
  or 
  a 
  

   little 
  longer 
  than 
  the 
  seventli 
  segment. 
  Terminal 
  bristles 
  

   08 
  the 
  length 
  and 
  those 
  on 
  9 
  almost 
  as 
  long 
  as 
  the 
  tube. 
  

  

  Tijpe. 
  Hope 
  Collections, 
  University 
  Museum, 
  Oxford, 
  

  

  Hah. 
  Ceylon 
  : 
  Peradeniya, 
  1 
  ^ 
  taken 
  in 
  association 
  with 
  

   anotlier 
  D 
  icaiothrijjs 
  not 
  yet 
  determined, 
  from 
  decayed 
  pods 
  

   oi 
  Phaseolus 
  sp. 
  [E. 
  E. 
  Green, 
  No. 
  o023). 
  I 
  have 
  pleasure 
  

   in 
  naming 
  the 
  species 
  in 
  iionour 
  of 
  its 
  well-known 
  discoverer, 
  

   to 
  whom 
  I 
  am 
  indebted 
  for 
  much 
  interesting 
  material 
  and 
  

   information. 
  

  

  Genus 
  Dracothrips, 
  nov. 
  

  

  Near 
  Mecynothrips, 
  Bagn. 
  Head 
  widest 
  at 
  base, 
  narrowing 
  

   to 
  eyes; 
  eyes 
  finely 
  facetted, 
  prominent 
  ; 
  vertex 
  strongly 
  

   produced, 
  produced 
  part 
  narrow 
  at 
  base 
  and 
  widening 
  to 
  seat 
  

   of 
  antennge. 
  Two 
  pairs 
  of 
  dorsal 
  cephalic 
  bristles. 
  Antennae 
  

   very 
  long 
  and 
  slender. 
  Prothorax 
  without 
  the 
  long 
  re- 
  

   curved 
  prolongations 
  seen 
  in 
  Mecynothrips, 
  and 
  fore-femora 
  

   unarmed. 
  Tube 
  long. 
  

  

  Type, 
  Dracotlirlps 
  ceylonicus^ 
  sp. 
  n. 
  

  

  Dracothrip>s 
  ceyloniciis, 
  sp. 
  n, 
  

  

  S 
  (?). 
  — 
  Length 
  a 
  little 
  over 
  T'O 
  mm. 
  

  

  Head 
  broad 
  at 
  base, 
  narrowing 
  to 
  about 
  0*7 
  that 
  width 
  at 
  

   behind 
  eyes 
  ; 
  produced 
  part 
  not 
  1*5 
  times 
  as 
  long 
  as 
  eye, 
  

   narrow 
  at 
  base. 
  Antennae 
  very 
  slender, 
  about 
  1*4 
  times 
  as 
  

   long 
  as 
  head, 
  joints 
  3-5 
  yellow, 
  black 
  at 
  apices, 
  6 
  yellow 
  at 
  

   base 
  ; 
  relative 
  lengtiis 
  of 
  joints 
  3-5 
  approximately 
  :— 
  

   65 
  : 
  55 
  : 
  40. 
  A 
  pair 
  of 
  dorsal 
  bristles 
  in 
  addition 
  to 
  the 
  

   postocular 
  pair, 
  and 
  three 
  pairs 
  of 
  rather 
  long 
  genal 
  setae. 
  

  

  * 
  It 
  should 
  be 
  noted 
  th.at 
  DicaiotJtrips 
  denticoUis, 
  liag-nall, 
  a 
  Malayan 
  

   form, 
  possesses 
  tliis 
  additional 
  pair 
  of 
  dorsal 
  cephalic 
  bristles, 
  

  

  