﻿4 
  CAMERON, 
  Hyvienoptera 
  Orientalia. 
  

  

  Head 
  large, 
  subquadrate, 
  very 
  slightly 
  narrowed 
  

   gradually 
  behind 
  the 
  eyes; 
  black; 
  the 
  vertex 
  broadly 
  in 
  

   the 
  middle, 
  and 
  the 
  front 
  broadly, 
  in 
  the 
  centre 
  to 
  the 
  

   middle 
  of 
  the 
  eyes, 
  red, 
  sparsely 
  covered 
  with 
  long, 
  fuscous, 
  

   intermixed 
  with 
  shorter 
  silvery, 
  hair 
  ; 
  the 
  front 
  and 
  vertex 
  

   strongly 
  and 
  distinctly 
  longitudinally 
  striolated, 
  the 
  striae 
  

   running 
  into 
  coarse 
  punctures 
  over 
  the 
  antennae 
  ; 
  the 
  striae 
  

   behind 
  the 
  eyes 
  stout, 
  sharp, 
  slightly 
  oblique, 
  and 
  not 
  

   extending 
  below 
  the 
  level 
  of 
  the 
  eyes 
  ; 
  the 
  antennal 
  tuber- 
  

   cles 
  very 
  smooth, 
  rufo-piceous. 
  Oral 
  region 
  piceous-red 
  ; 
  

   the 
  clypeus 
  in 
  the 
  middle 
  incised, 
  the 
  sides 
  of 
  the 
  incision 
  

   forming 
  two 
  stout 
  projecting 
  teeth. 
  Mandibles 
  ferru- 
  

   ginous 
  ; 
  the 
  teeth 
  black 
  ; 
  except 
  at 
  the 
  apex, 
  sparsely 
  

   covered 
  with 
  long, 
  pale 
  golden 
  hair; 
  thorax 
  at 
  the 
  base 
  very 
  

   slightly 
  narrower 
  and 
  not 
  very 
  much 
  longer 
  than 
  the 
  head, 
  

   of 
  nearly 
  equal 
  width 
  throughout 
  ; 
  the 
  mesonotum, 
  except 
  

   at 
  the 
  base 
  and 
  at 
  the 
  sides, 
  rufous, 
  the 
  black 
  on 
  the 
  base 
  

   being 
  broader 
  than 
  on 
  the 
  sides, 
  very 
  coarsely 
  longitu- 
  

   dinally 
  reticulated, 
  the 
  reticulations 
  becoming 
  wider 
  and 
  

   larger 
  towards 
  the 
  apex 
  ; 
  the 
  median 
  segment 
  with 
  an 
  

   oblique 
  slope 
  ; 
  reticulated, 
  the 
  reticulations 
  much 
  larger 
  

   than 
  on 
  the 
  mesonotum. 
  The 
  sides 
  of 
  the 
  mesonotum 
  above 
  

   with 
  projecting 
  teeth 
  ; 
  those 
  at 
  the 
  base 
  indistinct 
  ; 
  the 
  

   central 
  very 
  large, 
  straight, 
  sharp 
  at 
  the 
  apex 
  ; 
  that 
  behind 
  

   it 
  blunt, 
  curved, 
  longer 
  ; 
  the 
  teeth 
  on 
  the 
  median 
  seg- 
  

   ment 
  finer, 
  curved, 
  five 
  in 
  number 
  ; 
  the 
  central 
  being 
  

   the 
  longest. 
  Pleurae 
  not 
  excavated, 
  smooth, 
  shining, 
  im- 
  

   punctate 
  ; 
  the 
  propleurae 
  at 
  the 
  apex 
  piceous 
  ; 
  the 
  base 
  of 
  

   the 
  meso- 
  and 
  the 
  meta-pleurae 
  thickly 
  covered 
  with 
  

   longish, 
  silvery 
  pubescence. 
  Antennas 
  longish, 
  distinctly 
  

   tapering 
  towards 
  the 
  apex 
  ; 
  the 
  under 
  side 
  of 
  the 
  

   scape 
  of 
  the 
  second, 
  and 
  of 
  the 
  base 
  of 
  the 
  third 
  joint, 
  

   rufous 
  ; 
  the 
  scape 
  punctured, 
  thickly 
  covered 
  with 
  longish 
  

   silvery 
  hairs 
  ; 
  the 
  flagellum 
  thickly 
  covered 
  with 
  a 
  silvery 
  

   down 
  ; 
  the 
  third 
  joint 
  twice 
  the 
  length 
  of 
  the 
  fourth. 
  

  

  