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  CAMERON, 
  Hymenoptera 
  Orientalia. 
  

  

  PlMPLA 
  APPENDICULARIS, 
  Sp. 
  nov. 
  

  

  Flava; 
  maculis 
  parvis 
  mesonoti, 
  apiccque 
  tibiarum 
  

   posticarum 
  nigris; 
  alis 
  fulvo-Jiyalinis, 
  stigmate 
  7'ufo-fusco, 
  

   nervis 
  fuscis. 
  ? 
  . 
  

  

  Long. 
  1 
  5 
  ; 
  terebra 
  5 
  mm. 
  

  

  Antennae 
  longer 
  than 
  the 
  body, 
  black 
  ; 
  the 
  scape 
  

   yellow, 
  the 
  base 
  of 
  the 
  flagellum 
  brownish 
  beneath 
  at 
  the 
  

   base 
  Head 
  yellow, 
  except 
  the 
  ocellar 
  region, 
  which 
  is 
  

   black. 
  Face 
  closely 
  punctured 
  ; 
  the 
  clypeus 
  smooth 
  on 
  

   the 
  obliquely 
  depressed 
  apex, 
  the 
  base 
  obscurely 
  punc- 
  

   tured 
  Mesonotum 
  closely 
  punctured 
  at 
  the 
  base; 
  the 
  

   raised 
  central 
  part 
  at 
  the 
  base 
  bordered 
  by 
  distinct 
  

   furrows; 
  at 
  the 
  base 
  of 
  the 
  tegulae 
  there 
  is 
  a 
  mark, 
  broader 
  

   than 
  long, 
  followed 
  in 
  the 
  middle 
  by 
  a 
  narrower 
  and 
  longer 
  

   one, 
  the 
  whole 
  forming 
  an 
  almost 
  continuous 
  line. 
  The 
  

   basal 
  depression 
  of 
  the 
  scutellum 
  black; 
  the 
  keel 
  to 
  the 
  

   middle 
  large 
  and 
  leaf-like, 
  on 
  the 
  apical 
  half 
  much 
  

   smaller 
  ; 
  the 
  scutellum 
  sparsely 
  covered 
  with 
  long, 
  black 
  

   hair. 
  Median 
  segment 
  smooth 
  ; 
  the 
  base 
  between 
  the 
  

   keels 
  narrowly 
  black 
  ; 
  the 
  black 
  continued 
  along 
  the 
  inner 
  

   side 
  of 
  the 
  lateral 
  keel, 
  becoming 
  gradually 
  wider 
  to 
  the 
  

   base 
  behind, 
  and 
  slightly 
  extending 
  beyond 
  the 
  outer 
  

   side 
  of 
  the 
  keel 
  ; 
  the 
  middle 
  keel 
  broadly 
  curved 
  and 
  

   united 
  to 
  the 
  apex 
  of 
  the 
  segment 
  by 
  a 
  lateral 
  one. 
  

   Pleurae 
  smooth, 
  shining. 
  Legs 
  coloured 
  like 
  the 
  thorax 
  ; 
  

   the 
  basal 
  joint 
  of 
  the 
  hinder 
  trochanters 
  on 
  the 
  under 
  side, 
  

   a 
  large 
  mark 
  on 
  the 
  under 
  side 
  of 
  the 
  hinder 
  femora 
  in 
  the 
  

   middle, 
  the 
  apex 
  of 
  the 
  tibiae 
  and 
  the 
  apical 
  two 
  joints 
  

   of 
  the 
  hinder 
  tarsi, 
  black. 
  Wings 
  with 
  a 
  distinct 
  fulvous- 
  

   smoky 
  tinge 
  ; 
  the 
  costa 
  rufo-testaceous 
  ; 
  the 
  stigma 
  rufo- 
  

   fuscous 
  ; 
  the 
  nervures 
  fuscous. 
  Areolet 
  shortly, 
  but 
  

   distinctly, 
  appendiculatcd, 
  triangular 
  ; 
  the 
  recurrent 
  ner- 
  

   vure 
  received 
  in 
  the 
  apical 
  third. 
  The 
  petiole 
  broadly, 
  

   but 
  not 
  deeply 
  depressed 
  at 
  the 
  base 
  ; 
  its 
  sides 
  stoutly 
  

  

  