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  CAMERON, 
  Hymcnoptcra 
  Orientalia. 
  

  

  line 
  at 
  the 
  tegulae, 
  black. 
  Scutellum 
  fulvous, 
  yellow 
  at 
  the 
  

   sides, 
  the 
  apex 
  broadly 
  black 
  ; 
  the 
  postscutellum 
  yellow; 
  

   its 
  foveas 
  large. 
  The 
  base 
  of 
  the 
  median 
  segment 
  black, 
  

   the 
  black 
  narrow 
  in 
  the 
  centre 
  ; 
  at 
  the 
  sides 
  broader 
  and 
  

   continued 
  to 
  the 
  apex 
  of 
  the 
  spiracles; 
  the 
  basal 
  central 
  

   area 
  is 
  almost 
  square, 
  flat 
  ; 
  the 
  single 
  lateral 
  one 
  is 
  longer 
  

   than 
  it 
  is 
  broad, 
  narrowed 
  at 
  the 
  apex 
  ; 
  the 
  keels 
  bordering 
  

   the 
  central 
  area 
  are 
  indistinct, 
  the 
  lateral 
  more 
  strongly 
  

   defined. 
  Pro- 
  and 
  meso-pleurae 
  smooth, 
  shining, 
  the 
  

   apex 
  of 
  the 
  propleurae 
  narrowly, 
  the 
  base 
  of 
  the 
  mesono- 
  

   tum, 
  a 
  longitudinal 
  line 
  immediately 
  under 
  the 
  tubercles, 
  

   an 
  oblique 
  one 
  extending 
  from 
  above 
  the 
  middle 
  to 
  near 
  

   the 
  apex, 
  becoming 
  wider 
  as 
  it 
  does 
  so, 
  and 
  ending 
  for- 
  

   wards 
  at 
  right 
  angles 
  to 
  the 
  base 
  of 
  the 
  coxae, 
  black. 
  The 
  

   four 
  anterior 
  legs 
  are 
  yellow, 
  the 
  femora 
  and 
  the 
  middle 
  

   tibiae 
  and 
  tarsi 
  tinged 
  with 
  fulvous; 
  the 
  hinder 
  coxae 
  are 
  

   broadly 
  black 
  at 
  the 
  base 
  below 
  and 
  at 
  the 
  sides; 
  the 
  

   apical 
  joint 
  of 
  the 
  trochanters, 
  the 
  femora 
  broadly 
  in 
  the 
  

   middle, 
  and 
  the 
  tibiae, 
  rufous; 
  the 
  tarsi 
  dark 
  fuscous. 
  

   Wings 
  hyaline; 
  the 
  apex 
  infuscated; 
  the 
  areolet 
  oblique, 
  

   the 
  nervures 
  united 
  at 
  the 
  top; 
  the 
  recurrent 
  nervure 
  

   received 
  shortly 
  beyond 
  the 
  middle. 
  Abdomen 
  rufous; 
  

   the 
  apices 
  of 
  the 
  segments 
  yellow 
  ; 
  the 
  petiole, 
  the 
  second 
  

   and 
  third 
  segments 
  black 
  in 
  the 
  middle 
  ; 
  the 
  others 
  broadly 
  

   black 
  at 
  the 
  apex 
  ; 
  the 
  depression 
  at 
  the 
  base 
  of 
  the 
  petiole 
  

   shallow 
  ; 
  the 
  furrow 
  down 
  the 
  apex 
  deep 
  ; 
  in 
  the 
  centre 
  of 
  

   the 
  second 
  segment 
  at 
  the 
  base 
  is 
  a 
  narrow, 
  deep, 
  longi- 
  

   tudinal 
  furrow; 
  the 
  oblique 
  depression 
  at 
  the 
  sides 
  is 
  

   deep. 
  

  

  TlIERONIA 
  GRACILIS, 
  Sp. 
  710V. 
  

   Long. 
  9 
  ; 
  terebra 
  3 
  mm. 
  

  

  A 
  smaller 
  and 
  more 
  slender 
  species 
  than 
  T. 
  nigro- 
  

   balteata, 
  with 
  which 
  it 
  agrees 
  in 
  having 
  the 
  abdominal 
  

  

  