﻿Manchester 
  Memoirs, 
  Vol. 
  xlvii. 
  (1903), 
  No. 
  14. 
  41 
  

  

  anterioribus 
  flavis, 
  coxis 
  posticis 
  nigris 
  ; 
  alis 
  hyalinis, 
  

   stigmate 
  pallido, 
  nervis 
  fuscis. 
  $ 
  . 
  

  

  Long. 
  8 
  mm. 
  

  

  Antennae 
  black 
  ; 
  the 
  apex 
  of 
  the 
  sixth, 
  and 
  the 
  

   seventh 
  to 
  tenth 
  joints 
  of 
  the 
  flagellum, 
  white 
  ; 
  the 
  .scape 
  

   yellowish 
  beneath. 
  Head 
  black 
  ; 
  the 
  face, 
  clypeus 
  

   broadly 
  at 
  the 
  base, 
  the 
  base 
  of 
  the 
  mandibles 
  broadly 
  

   and 
  the 
  eye 
  orbits 
  narrowly 
  above, 
  broadly 
  on 
  the 
  outer- 
  

   side 
  below, 
  yellow 
  ; 
  the 
  apex 
  of 
  the 
  clypeus 
  with 
  the 
  

   teeth, 
  and 
  the 
  teeth 
  of 
  the 
  mandibles, 
  black. 
  The 
  face 
  

   finely 
  punctured 
  in 
  the 
  middle, 
  closely 
  covered 
  with 
  

   short 
  pubescence 
  ; 
  the 
  palpi 
  yellow. 
  The 
  front 
  and 
  

   vertex 
  shining, 
  smooth 
  and 
  impunctate 
  ; 
  the 
  ocelli 
  are 
  

   bordered 
  laterally 
  by 
  a 
  furrow. 
  Thorax 
  black, 
  the 
  edge 
  

   of 
  the 
  pronotum 
  broadly 
  ; 
  two 
  narrow 
  lines 
  on 
  the 
  

   mesonotum 
  placed 
  nearer 
  the 
  apex 
  than 
  the 
  base, 
  the 
  

   scutellum, 
  post-scutellum, 
  the 
  sides 
  of 
  the 
  median 
  

   segment 
  below 
  and 
  including 
  the 
  spines, 
  the 
  top 
  of 
  the 
  

   posterior 
  median 
  area, 
  the 
  base 
  of 
  the 
  prothorax 
  broadly, 
  

   the 
  tubercles, 
  a 
  large 
  mark 
  on 
  the 
  upper 
  part 
  of 
  the 
  

   mesopleurse 
  ending 
  above 
  in 
  a 
  hook-shaped 
  piece, 
  the 
  

   greater 
  part 
  of 
  the 
  lower 
  side, 
  a 
  small 
  mark 
  on 
  the 
  side 
  of 
  

   the 
  mesosternum, 
  a 
  small 
  mark 
  under 
  the 
  hinder 
  wing 
  

   and 
  the 
  greater 
  part 
  of 
  the 
  metapleurae 
  between 
  the 
  keels, 
  

   yellow. 
  Mesonotum 
  closely 
  and 
  finely 
  punctured 
  ; 
  the 
  

   scutellum 
  smooth 
  ; 
  the 
  basal 
  depression 
  deep, 
  smooth 
  ; 
  

   the 
  keels 
  stout 
  ; 
  the 
  keel 
  on 
  the 
  sides 
  of 
  the 
  scutellum 
  

   extending 
  to 
  shortly 
  beyond 
  the 
  middle. 
  Median 
  

   segment 
  smooth 
  and 
  shining 
  ; 
  all 
  the 
  areae 
  complete, 
  the 
  

   keels 
  stout 
  ; 
  the 
  basal 
  median 
  area 
  large, 
  obliquely 
  

   narrowed 
  towards 
  the 
  apex 
  ; 
  the 
  supramedian 
  some- 
  

   what 
  longer 
  than 
  wide 
  ; 
  transverse 
  at 
  the 
  base 
  and 
  

   apex 
  ; 
  the 
  sides 
  obliquely 
  narrowed 
  at 
  the 
  base 
  ; 
  the 
  

   posterior 
  median 
  area 
  rounded 
  at 
  the 
  base 
  ; 
  the 
  keels 
  

  

  