﻿88 
  CAMERON, 
  Hymenoptera 
  Orzentalia. 
  

  

  rufous. 
  Head 
  shining; 
  the 
  face 
  finely 
  punctured, 
  thickly 
  

   covered 
  with 
  short, 
  fuscous 
  hair 
  ; 
  the 
  front 
  in 
  the 
  centre 
  

   glabrous 
  and 
  very 
  shining 
  ; 
  the 
  two 
  lamellae 
  between 
  the 
  

   antennae 
  are 
  stout 
  and 
  widely 
  separated 
  ; 
  the 
  palpi 
  

   thickly 
  covered 
  with 
  white 
  hair 
  ; 
  the 
  mandibular 
  teeth 
  

   black. 
  Thorax 
  unicolorous 
  ; 
  the 
  mesonotum 
  has 
  the 
  middle 
  

   lobe 
  distinctly 
  raised 
  ; 
  and 
  with 
  two 
  wide 
  depressions 
  down 
  

   the 
  middle 
  and 
  closely 
  punctured 
  ; 
  the 
  lateral 
  lobes 
  are 
  

   closely, 
  but 
  not 
  strongly, 
  punctured. 
  Scutellum 
  closely 
  and 
  

   coarsely 
  punctured 
  ; 
  the 
  transverse 
  keel 
  at 
  its 
  apex 
  stout 
  ; 
  

   the 
  depression 
  behind 
  it 
  is 
  wide 
  and 
  deep 
  and 
  has 
  two 
  

   longitudinal 
  keels 
  on 
  either 
  side 
  of 
  the 
  middle 
  ; 
  in 
  the 
  

   middle 
  behind 
  is 
  a 
  distinct 
  semicircular 
  keel. 
  The 
  base 
  

   of 
  the 
  median 
  segment 
  is 
  oblique 
  and 
  has 
  a 
  stout 
  keel 
  

   down 
  the 
  middle, 
  its 
  apex 
  being 
  bordered 
  by 
  a 
  stout 
  keel; 
  

   the 
  slope 
  of 
  the 
  segment 
  at 
  the 
  top 
  is 
  bordered 
  by 
  a 
  stout 
  

   keel 
  ; 
  between 
  this 
  and 
  the 
  basal 
  transverse 
  keel 
  are 
  two 
  

   straight 
  keels 
  having 
  on 
  either 
  side 
  a 
  larger, 
  oblique 
  one 
  ; 
  

   the 
  spiracular 
  area 
  is 
  bounded 
  by 
  two 
  keels 
  forming 
  a 
  

   triangle, 
  which 
  is 
  united 
  to 
  the 
  keel 
  bounding 
  the 
  top 
  by 
  

   two 
  small 
  oblique 
  keels. 
  Propleurae 
  smooth 
  ; 
  the 
  meso- 
  

   pleurae 
  obscurely 
  punctured 
  ; 
  the 
  furrow 
  is 
  oblique, 
  wide, 
  

   deep 
  and 
  traversed 
  by 
  eight 
  stout 
  keels. 
  Metapleurae 
  

   closely, 
  but 
  not 
  strongly, 
  punctured. 
  The 
  lower 
  part 
  is 
  

   bounded 
  by 
  a 
  stout 
  keel 
  ; 
  and 
  there 
  is 
  a 
  short, 
  oblique 
  

   one 
  over 
  the 
  coxae. 
  Legs 
  uniformly 
  coloured, 
  except 
  the 
  

   apex 
  of 
  the 
  hinder 
  tibiae 
  and 
  the 
  tarsi, 
  which 
  are 
  black. 
  

   Wings 
  yellowish-hyaline 
  ; 
  there 
  is 
  a 
  black, 
  squarish 
  mark 
  

   at 
  the 
  base 
  of 
  the 
  stigma 
  ; 
  the 
  apex 
  is 
  smoky 
  ; 
  the 
  first 
  

   transverse 
  cubital 
  nervure 
  is 
  oblique 
  ; 
  the 
  second 
  has 
  the 
  

   upper 
  half 
  oblique, 
  the 
  lower 
  straight. 
  Abdomen 
  smooth 
  

   and 
  shining. 
  

  

  Comes 
  near 
  to 
  A.forticariuata, 
  which 
  may 
  be 
  known 
  

   from 
  it 
  by 
  the 
  different 
  arrangement 
  of 
  the 
  metanotal 
  

  

  