﻿Manchester 
  Memoirs, 
  Vol. 
  xlvii. 
  (1903), 
  No. 
  14. 
  23 
  

  

  almost 
  impunctate 
  ; 
  the 
  large 
  labrum 
  (which 
  is 
  rounded 
  

   at 
  the 
  apex) 
  dull 
  rufous 
  (perhaps 
  discoloured). 
  The 
  base 
  

   of 
  the 
  mandibles 
  yellow, 
  the 
  middle 
  rufous, 
  the 
  teeth 
  

   black; 
  the 
  front 
  and 
  vertex 
  smooth 
  and 
  impunctate. 
  

   Thorax 
  black, 
  with 
  a 
  plumbeous 
  hue; 
  a 
  line 
  on 
  the 
  middle 
  

   of 
  the 
  pronotum, 
  the 
  tegulae, 
  a 
  mark 
  on 
  the 
  apex 
  of 
  the 
  

   middle 
  lobe, 
  the 
  scutellum, 
  post-scutellum, 
  the 
  apex 
  of 
  the 
  

   median 
  segment 
  broadly 
  (the 
  mark 
  broadly 
  dilated 
  back- 
  

   wards 
  in 
  the 
  middle 
  and 
  to 
  a 
  less 
  extent 
  on 
  the 
  sides), 
  the 
  

   base 
  of 
  the 
  propleurae, 
  a 
  mark 
  immediately 
  under 
  the 
  hind 
  

   wings, 
  a 
  larger 
  mark 
  on 
  the 
  lower 
  side 
  of 
  the 
  mesopleurae 
  

   (oblique 
  at 
  base 
  and 
  apex 
  and 
  slightly 
  narrowed 
  on 
  the 
  

   top 
  and 
  bottom 
  in 
  the 
  middle), 
  a 
  smaller 
  mark 
  above 
  this 
  

   (roundly 
  curved 
  and 
  narrowed 
  towards 
  the 
  apex 
  above), 
  

   a 
  larger 
  mark 
  of 
  almost 
  equal 
  width 
  behind 
  this, 
  and 
  a 
  

   large 
  oblique 
  mark, 
  slightly 
  and 
  gradually 
  narrowed 
  

   towards 
  the 
  apex 
  in 
  the 
  middle 
  of 
  the 
  metapleurae, 
  

   yellow. 
  Mesonotum 
  impunctate, 
  covered 
  with 
  a 
  short 
  

   pale 
  down 
  ; 
  the 
  furrows 
  smooth, 
  deep 
  ; 
  the 
  base 
  of 
  the 
  

   scutellum 
  is 
  black 
  ; 
  the 
  black 
  part 
  of 
  the 
  metanotum 
  has 
  

   a 
  distinct 
  plumbeous 
  hue 
  ; 
  the 
  two 
  transverse 
  keels 
  are 
  

   distinct 
  and 
  curved 
  backwards 
  in 
  the 
  middle 
  ; 
  the 
  seg- 
  

   ment 
  is 
  covered 
  with 
  long 
  pale 
  hair. 
  Pleurae 
  impunctate 
  ; 
  

   behind 
  the 
  basal 
  keel 
  on 
  the 
  mesopleurae 
  are 
  some 
  short 
  

   keels 
  ; 
  shortly 
  behind 
  the 
  middle 
  is 
  a 
  belt 
  of 
  striations 
  ; 
  

   the 
  apex 
  is 
  stoutly 
  crenulated, 
  as 
  is 
  also 
  the 
  apex 
  of 
  the 
  

   metapleurae 
  ; 
  on 
  the 
  depression 
  on 
  the 
  base 
  of 
  the 
  latter 
  at 
  

   the 
  top 
  are 
  two 
  narrow 
  keels. 
  Mesopleurae 
  very 
  smooth 
  

   and 
  shining, 
  the 
  furrow 
  crenulated. 
  Wings 
  hyaline, 
  with 
  a 
  

   slight 
  fulvous 
  tinge 
  ; 
  the 
  stigma 
  fuscous, 
  paler 
  in 
  the 
  

   middle 
  ; 
  the 
  nervures 
  fuscous 
  ; 
  the 
  areolet 
  almost 
  square, 
  

   receiving 
  the 
  recurrent 
  nervure 
  in 
  the 
  middle, 
  where 
  the 
  

   cubital 
  nervure 
  is 
  slightly 
  angled 
  in 
  the 
  middle 
  ; 
  the 
  

   second 
  transverse 
  cubital 
  nervure 
  is 
  faint 
  ; 
  the 
  transverse 
  

  

  