﻿288 
  Mr. 
  R. 
  S. 
  Bagnall 
  07i 
  new 
  Thysanoplera. 
  

  

  Family 
  Thripidae. 
  

   Thn'ps 
  japonicuS) 
  sp. 
  ii. 
  

  

  A 
  very 
  distinct 
  species. 
  

   $ 
  . 
  — 
  Length 
  about 
  1'4, 
  breadth 
  of 
  mesotliorax 
  0*3 
  mm. 
  

  

  Colour 
  yellow, 
  lightly 
  tinged 
  with 
  grey, 
  legs 
  lighter 
  and 
  

   thorax 
  orange-yellow; 
  setse 
  dark. 
  Abdominal 
  segments 
  

   9 
  and 
  10 
  entirely 
  dark 
  grey-brown, 
  almost 
  black, 
  and 
  all 
  

   tergites 
  lighter 
  or 
  darker 
  grey-brown. 
  Antennal 
  joints 
  1 
  and 
  

   3 
  dirty 
  yellowish-white, 
  2 
  orange-yellow, 
  4-7 
  dark 
  grey- 
  

   brown, 
  5 
  in 
  some 
  specimens 
  more 
  or 
  less 
  yellowish 
  basally. 
  

   Fore-wings 
  and 
  cilia 
  grey, 
  lighter 
  basally. 
  

  

  Head 
  about 
  0*75 
  as 
  long 
  as 
  broad 
  and 
  0*8 
  as 
  long 
  as 
  the 
  

   protborax; 
  eyes 
  coarsely 
  facetted, 
  pilose, 
  black. 
  Kelative 
  

   lengths 
  of 
  antennal 
  joints 
  2-7 
  as 
  follows 
  : 
  — 
  24 
  : 
  34 
  : 
  32 
  : 
  

   22 
  : 
  31 
  : 
  7 
  — 
  3 
  pedicellate, 
  and 
  3 
  and 
  4 
  fusiform. 
  

  

  Prothorax 
  about 
  1'5 
  times 
  as 
  broad 
  as 
  long, 
  surface 
  

   sparsely 
  setose 
  ; 
  bristles 
  at 
  posterior 
  angles 
  about 
  0'4 
  the 
  

   length 
  of 
  prothorax. 
  Wings 
  reaching 
  to 
  about 
  the 
  ninth 
  

   abdominal 
  segment, 
  upper 
  vein 
  of 
  fore-wing 
  with 
  3 
  (approxi- 
  

   mately 
  1 
  + 
  1+1) 
  setse 
  in 
  the 
  distal 
  half. 
  

  

  Abdomen 
  elongated, 
  no 
  broader 
  than 
  pterothorax, 
  with 
  

   segments 
  9 
  and 
  10 
  sharply 
  narrowed 
  to 
  tip 
  ; 
  10 
  divided 
  

   above. 
  

  

  Type. 
  In 
  Hope 
  Collections, 
  University 
  Museum, 
  Oxford. 
  

  

  Uab. 
  Kobe, 
  Japan, 
  not 
  uncommon, 
  Nov. 
  1913 
  {J. 
  E. 
  A. 
  

   Leicis). 
  

  

  Suborder 
  Tubulifera. 
  

  

  Family 
  Idolothripidae. 
  

  

  Dicaiothrips 
  ste?iocephaluSy 
  sp. 
  n. 
  

  

  ^.—Length 
  4*7, 
  breadth 
  of 
  mesothorax 
  0'72 
  mm. 
  

  

  Hark 
  brown, 
  including 
  all 
  femora, 
  tibire, 
  and 
  tarsi 
  (ex- 
  

   cepting 
  the 
  fore-tarsi, 
  which 
  are 
  yellowish). 
  Antennal 
  joint 
  3 
  

   light 
  lemon-yellow, 
  brown 
  at 
  apex 
  ; 
  basal 
  half 
  of 
  4, 
  except 
  a 
  

   narrow 
  ring 
  at 
  extreme 
  base, 
  light 
  yellow, 
  and 
  basal 
  third 
  of 
  

   5 
  yellowish-brown. 
  

  

  Head 
  exceptionally 
  long 
  and 
  slender, 
  3-3 
  times 
  as 
  long 
  as 
  

   broad 
  at 
  broadest 
  ; 
  vertex 
  produced 
  ; 
  eyes 
  occupying 
  less 
  

   tiian 
  0"2 
  the 
  length 
  of 
  head 
  ; 
  postocular 
  and 
  anteocular 
  

   bristles 
  long. 
  Antenupe 
  1"4 
  times 
  as 
  long 
  as 
  the 
  head, 
  

   relative 
  lengths 
  of 
  joints 
  3-8 
  approximately: 
  — 
  67 
  : 
  59 
  : 
  50 
  : 
  

   35 
  : 
  23 
  : 
  22. 
  Mouth-cone 
  very 
  small 
  and 
  short. 
  

  

  Prothorax 
  about 
  0*4 
  the 
  length 
  of 
  head. 
  Fore-femur 
  

  

  