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  CAMERON, 
  Hymenoptcra 
  Orientalia. 
  

  

  except 
  at 
  the 
  apex 
  ; 
  the 
  apex 
  is 
  rounded 
  ; 
  down 
  the 
  

   middle 
  is 
  a 
  straight 
  stout 
  keel 
  ; 
  across 
  the 
  middle 
  a 
  stout, 
  

   transverse 
  one, 
  at 
  the 
  side 
  of 
  this 
  are 
  two 
  short, 
  curved, 
  

   irregular 
  keels 
  ; 
  at 
  the 
  apex 
  itself 
  there 
  is, 
  on 
  each 
  

   side, 
  a 
  stout, 
  oblique 
  keel. 
  The 
  base 
  of 
  the 
  propleurs 
  

   distinctly 
  aciculated 
  ; 
  in 
  the 
  centre 
  of 
  the 
  mesopleurae 
  is 
  

   a 
  wide, 
  moderately 
  deep, 
  oblique 
  depression. 
  Legs 
  black 
  ; 
  

   the 
  apex 
  of 
  the 
  anterior 
  coxre 
  white 
  ; 
  the 
  anterior 
  knees, 
  

   tibiae 
  and 
  tarsi 
  pale 
  testaceous 
  ; 
  the 
  apex 
  of 
  the 
  posterior 
  

   coxai, 
  the 
  apex 
  of 
  the 
  trochanters 
  and 
  a 
  broad 
  band 
  near 
  

   the 
  apex 
  of 
  the 
  tibia;, 
  testaceous 
  ; 
  the 
  extreme 
  apex, 
  of 
  

   the 
  hinder 
  femora 
  and 
  its 
  large 
  tooth, 
  piceous. 
  Wings 
  

   hyaline, 
  but 
  with 
  a 
  faint 
  fuscous 
  tint 
  ; 
  the 
  nervures 
  

   fuscous 
  ; 
  the 
  recurrent 
  nervures 
  interstitial 
  ; 
  abdomen 
  

   shining, 
  impunctate 
  ; 
  the 
  macular 
  large, 
  pallid 
  yellow. 
  

  

  A 
  very 
  distinct 
  species 
  from 
  A. 
  annulipes, 
  being 
  

   readily 
  known 
  from 
  it 
  by 
  the 
  red 
  collar, 
  and 
  by 
  the 
  

   absence 
  of 
  a 
  fascia 
  in 
  the 
  anterior 
  wings. 
  

  

  DlODONTUS 
  GENICULATUS, 
  Sp. 
  110V. 
  

  

  Niger, 
  nztidus, 
  segmento 
  mediano 
  slriolato; 
  mandilmlis 
  

   tegulisque 
  flavis 
  ; 
  basi 
  tibiarutn 
  testaceo 
  ; 
  alls 
  Jiyalinis, 
  

   nervis 
  fitscis, 
  stigmate 
  nigro. 
  ?. 
  

  

  Long. 
  4-5 
  mm. 
  

  

  Hab. 
  Mussooree, 
  6,000 
  ft. 
  (Rothney). 
  

  

  Comes 
  near 
  to 
  D. 
  striolatus 
  Cam. 
  from 
  Lahore 
  {Man- 
  

   chester 
  Memoirs, 
  xli., 
  p. 
  19), 
  but 
  readily 
  separated 
  from 
  it 
  

   by 
  the 
  pro- 
  and 
  meso-pleurae 
  not 
  being 
  striated, 
  by 
  the 
  

   four 
  hinder 
  tibiae 
  being 
  black, 
  except 
  at 
  the 
  base, 
  and 
  by 
  

   the 
  strongly 
  transversely 
  and 
  longitudinally 
  striolated 
  

   median 
  segment. 
  

  

  Head 
  large, 
  wider 
  than 
  the 
  thorax 
  ; 
  almost 
  shining, 
  

   bearing 
  some 
  shallow, 
  not 
  very 
  distinct, 
  punctures 
  ; 
  the 
  

   front 
  and 
  vertex 
  with 
  a 
  sparse, 
  microscopic 
  black 
  pile; 
  the 
  

   oral 
  region 
  with 
  a 
  silvery 
  pubescence 
  and 
  with 
  long, 
  white, 
  

  

  