﻿Hymenoptera 
  Orien 
  talis. 
  465 
  

  

  little 
  developed 
  behind 
  the 
  eyes 
  and 
  the 
  abdomen 
  subsessile 
  ; 
  

   but 
  is 
  smaller, 
  narrower, 
  and 
  more 
  slender 
  ; 
  the 
  wings 
  are 
  

   subhyaline 
  throughout, 
  not 
  yellowish 
  or 
  infuscated 
  at 
  the 
  

   apex 
  ; 
  the 
  second 
  cubital 
  cellule 
  is 
  much 
  longer 
  at 
  the 
  

   bottom 
  compared 
  with 
  the 
  third 
  ; 
  the 
  third 
  being 
  of 
  the 
  

   length 
  of 
  the 
  space 
  bounded 
  by 
  the 
  first 
  transverse 
  cubital 
  

   and 
  the 
  first 
  recurrent, 
  the 
  latter 
  being 
  received 
  at 
  a 
  greater 
  

   distance 
  from 
  the 
  transverse 
  cubital 
  ; 
  the 
  second 
  recurrent 
  

   is 
  received 
  in 
  the 
  apical 
  fourth 
  of 
  the 
  cellule, 
  not 
  before 
  the 
  

   middle, 
  and 
  lastly 
  the 
  long 
  spur 
  of 
  the 
  metatarsus 
  reaches 
  

   almost 
  close 
  to 
  the 
  apex 
  of 
  the 
  metatarsus. 
  

  

  -^ 
  PoMPiLus 
  Delhiensis, 
  sp. 
  uov. 
  (PI. 
  III. 
  f 
  11). 
  

  

  Black, 
  densely 
  covered 
  with 
  a 
  silvery 
  pubescence, 
  espe- 
  

   cially 
  thick 
  on 
  the 
  face, 
  median 
  segment 
  and 
  on 
  the 
  apices 
  

   of 
  the 
  abdominal 
  segments 
  ; 
  wings 
  yellow, 
  a 
  broad 
  fuscous 
  

   band 
  at 
  the 
  radial 
  cellule. 
  Head 
  slightly 
  convex 
  in 
  front, 
  

   more 
  deeply 
  concave 
  behind. 
  Eyes 
  slightly 
  arcuate 
  at 
  top, 
  

   at 
  bottom 
  almost 
  parallel 
  ; 
  ocelli 
  large, 
  forming 
  almost 
  a 
  

   triangle 
  ; 
  the 
  hinder 
  separated 
  from 
  each 
  other 
  by 
  a 
  greater 
  

   distance 
  than 
  they 
  are 
  from 
  the 
  eyes. 
  The 
  front 
  with 
  an 
  

   obscure 
  furrow. 
  Clypeus 
  rounded 
  bluntly 
  and 
  rufous 
  at 
  

   apex 
  ; 
  the 
  centre 
  with 
  a 
  minute 
  incision 
  ; 
  mandibles 
  

   ferruginous, 
  black 
  at 
  top 
  ; 
  palpi 
  fuscous. 
  Prothorax 
  

   a 
  little 
  shorter 
  than 
  the 
  head, 
  the 
  sides 
  slightly 
  convex. 
  

   Median 
  part 
  of 
  scutellum 
  not 
  much 
  narrowed 
  towards 
  

   the 
  apex. 
  Median 
  segment 
  shorter 
  than 
  the 
  mesothorax, 
  

   above 
  with 
  a 
  gentle 
  slope 
  ; 
  the 
  apex 
  oblique, 
  with 
  

   a 
  slight 
  inward 
  curve. 
  Abdomen 
  subsessile 
  ; 
  curved, 
  

   a 
  little 
  longer 
  than 
  the 
  head 
  and 
  thorax 
  united 
  ; 
  the 
  

   segments 
  with 
  a 
  silvery 
  band 
  at 
  the 
  apices 
  : 
  the 
  apical 
  

   segment 
  acute, 
  shining, 
  impunctate, 
  and 
  bearing 
  a 
  few 
  long 
  

   blackish 
  hairs. 
  Legs 
  stout, 
  densely 
  pruinose, 
  the 
  tibiae 
  and 
  

   tarsi 
  thickly 
  spined 
  ; 
  the 
  base 
  of 
  hind 
  tibiae 
  with 
  a 
  white 
  

   mark 
  behind. 
  The 
  spurs 
  white, 
  reaching 
  to 
  the 
  middle 
  of 
  

  

  