﻿Manchester 
  Memoirs, 
  Vol. 
  xliii. 
  (1899), 
  No. 
  3. 
  5 
  

  

  and 
  eleventh 
  joints 
  are 
  broadly, 
  but 
  not 
  deeply, 
  curved 
  

   beneath. 
  Head 
  opaque, 
  the 
  vertex 
  and 
  occiput 
  more 
  

   shining 
  ; 
  almost 
  impunctate 
  ; 
  the 
  vertex 
  closely 
  

   punctured 
  above, 
  the 
  lower 
  part 
  closely 
  transversely 
  

   striated 
  ; 
  between 
  and 
  below 
  the 
  ocelli 
  more 
  strongly 
  

   obliquely 
  striated 
  ; 
  between 
  the 
  antennae 
  rugosely 
  

   punctured 
  ; 
  in 
  the 
  middle 
  is 
  a 
  short, 
  narrow, 
  deep, 
  longi- 
  

   tudinal 
  furrow. 
  Mandibles 
  broadly 
  white 
  at 
  the 
  base, 
  

   the 
  base 
  on 
  the 
  lower 
  side 
  narrowly 
  black 
  ; 
  the 
  base 
  and 
  

   apex 
  of 
  the 
  teeth 
  piceous 
  ; 
  the 
  apices 
  of 
  the 
  palpal 
  joints 
  

   testaceous, 
  the 
  front, 
  face 
  and 
  base 
  of 
  the 
  mandibles 
  thickly 
  

   covered 
  with 
  short, 
  white 
  hair; 
  the 
  lower 
  part 
  of 
  the 
  vertex 
  

   is 
  raised 
  in 
  the 
  middle, 
  the 
  raised 
  part 
  being 
  bordered 
  by 
  

   a 
  narrow, 
  indistinct 
  furrow. 
  Thorax 
  black, 
  closely 
  

   rugosely 
  punctured 
  ; 
  the 
  propleurae 
  coarsely 
  rugosely 
  

   punctured 
  and 
  deeply 
  triangularly 
  incised 
  in 
  the 
  middle 
  

   above, 
  the 
  base 
  and 
  apex 
  being 
  rounded 
  ; 
  its 
  lower 
  side 
  

   at 
  the 
  apex 
  white. 
  Mesopleurae 
  closely 
  rugose, 
  running 
  

   into 
  reticulations 
  in 
  the 
  middle 
  ; 
  the 
  apex 
  bordered 
  by 
  a 
  

   sharp 
  keel 
  behind; 
  median 
  segment 
  coarsely 
  rugosely 
  

   punctured, 
  widely 
  and 
  deeply 
  depressed 
  in 
  the 
  middle 
  ; 
  the 
  

   cenchri 
  are 
  large 
  and 
  white. 
  Median 
  segment 
  coarsely 
  

   punctured, 
  most 
  strongly 
  on 
  the 
  outer 
  side, 
  the 
  sides 
  of 
  the 
  

   cleft 
  being 
  almost 
  smooth 
  and 
  they 
  are 
  shining. 
  Meta- 
  

   pleurae 
  deeply 
  excavated 
  in 
  the 
  middle, 
  narrowed 
  below, 
  

   where 
  in 
  the 
  middle 
  they 
  are 
  crenulated 
  ; 
  in 
  the 
  middle 
  

   behind 
  these 
  is 
  a 
  large 
  depression. 
  Legs 
  black 
  ; 
  the 
  base 
  

   of 
  the 
  tibiae 
  — 
  the 
  hinder 
  pair 
  very 
  broadly 
  especially 
  

   on 
  the 
  outer 
  side 
  — 
  and 
  the 
  basal 
  joint 
  of 
  the 
  hinder 
  

   tarsi, 
  white 
  ; 
  the 
  claws 
  and 
  calcaria 
  ferruginous 
  ; 
  the 
  

   former 
  toothed 
  at 
  the 
  base. 
  Wings 
  clear 
  hyaline 
  ; 
  

   the 
  first 
  radial 
  cellule 
  short, 
  about 
  one-fourth 
  of 
  the 
  

   length 
  of 
  the 
  second. 
  The 
  second 
  cubital 
  cellule 
  is 
  

   longer 
  than 
  the 
  first 
  and 
  more 
  than 
  twice 
  the 
  length 
  

  

  