﻿58 
  CAMERON, 
  Hymenoptcra 
  Orientalia. 
  

  

  above, 
  coming 
  from 
  the 
  base 
  of 
  the 
  antennae, 
  are 
  two 
  

   keels 
  which 
  become 
  stouter 
  and 
  converge, 
  but 
  do 
  not 
  

   unite, 
  at 
  the 
  apex 
  above 
  the 
  base 
  of 
  the 
  clypeus, 
  the 
  two 
  

   being 
  united 
  there 
  by 
  a 
  stouter 
  transverse 
  keel. 
  The 
  

   clypeus 
  is 
  transverse 
  at 
  the 
  apex 
  ; 
  rounded 
  at 
  the 
  base, 
  

   the 
  middle 
  depressed. 
  Mandibles 
  short, 
  thick, 
  rufous 
  in 
  

   the 
  middle 
  ; 
  the 
  apex 
  with 
  a 
  depression 
  in 
  the 
  centre. 
  

   Palpi 
  long, 
  sparsely 
  covered 
  with 
  short, 
  pale 
  hair 
  ; 
  the 
  

   basal 
  joint 
  of 
  the 
  maxillary 
  black. 
  Thorax 
  black, 
  shining 
  ; 
  

   the 
  base 
  with 
  a 
  semiperpendicular 
  slope 
  ; 
  the 
  middle 
  

   lobe 
  of 
  the 
  mesonotum 
  raised, 
  distinctly 
  separated 
  

   from 
  the 
  lateral 
  at 
  the 
  base 
  ; 
  the 
  latter 
  are 
  more 
  

   shining. 
  Scutellum 
  pyramidal, 
  sharply 
  pointed 
  in 
  the 
  

   middle 
  on 
  the 
  top; 
  the 
  base 
  punctured, 
  the 
  sides 
  with 
  

   two 
  or 
  three 
  stout 
  keels. 
  Post-scutellum 
  depressed 
  above, 
  

   rounded 
  at 
  the 
  apex, 
  which 
  is 
  raised 
  in 
  the 
  centre. 
  The 
  

   median 
  segment 
  elongate, 
  the 
  base 
  distinctly 
  separated 
  

   from 
  the 
  apex 
  of 
  the 
  mesonotum 
  ; 
  in 
  the 
  centre 
  are 
  two 
  

   stout 
  keels, 
  which 
  enclose 
  a 
  smooth, 
  shining, 
  glabrous 
  

   area, 
  narrowed 
  at 
  the 
  base, 
  the 
  sides 
  strongly 
  irregularly 
  

   transversely 
  striolated. 
  Propleurne 
  stoutly, 
  obliquely 
  and 
  

   widely 
  striolated 
  ; 
  the 
  upper 
  part 
  finely 
  and 
  closely 
  

   striated. 
  Mesopleura? 
  smooth, 
  shining, 
  and 
  glabrous 
  ; 
  the 
  

   base 
  and 
  apex 
  crenulated 
  ; 
  the 
  upper 
  part 
  under 
  the 
  wings 
  

   raised, 
  the 
  raised 
  part 
  finely 
  and 
  closely 
  punctured, 
  and 
  

   gradually 
  narrowed 
  towards 
  the 
  apex. 
  Metapleurae 
  

   coarsely 
  reticulated 
  ; 
  the 
  base 
  above 
  depressed, 
  thickly 
  

   covered 
  with 
  long, 
  white 
  hair. 
  Mcsosternum 
  shining, 
  

   smooth, 
  thickly 
  covered 
  with 
  short, 
  black 
  hair; 
  the 
  central 
  

   furrow 
  broad, 
  rather 
  shallow, 
  the 
  apical 
  half 
  with 
  some 
  

   transverse 
  keels. 
  Wings 
  hyaline 
  with 
  a 
  very 
  slight 
  fuscous 
  

   tinge 
  ; 
  the 
  two 
  transverse 
  cubital 
  nervures 
  have 
  an 
  oblique 
  

   slope, 
  and 
  are 
  both 
  bullated 
  on 
  the 
  lower 
  side 
  ; 
  the 
  

   recurrent 
  nervures 
  arc 
  entirely 
  obliterated. 
  Legs 
  fulvous; 
  

  

  