﻿Manchester 
  Memoirs, 
  Vol. 
  xli. 
  (1897), 
  '^(^- 
  '^» 
  45 
  

  

  {y- 
  TiPHiA 
  Magrettii, 
  sp. 
  nov. 
  

  

  Nigra, 
  nitida, 
  femorihiis 
  posiicis 
  rufis 
  ; 
  alis 
  fiisco-hyalinis. 
  

   Long-. 
  10 
  mm. 
  

  

  Hah. 
  Mussouri 
  {Rotkney). 
  

  

  Black, 
  shining, 
  sparsely 
  covered 
  with 
  longish 
  glistening 
  

   white 
  hair. 
  Antennse 
  entirely 
  black 
  ; 
  the 
  scape 
  shining, 
  

   bearing 
  a 
  few 
  large 
  punctures 
  and 
  long 
  white 
  hairs 
  ; 
  the 
  

   flagellum 
  opaque, 
  covered 
  with 
  a 
  dull 
  microscopic 
  pile. 
  

   Head 
  covered 
  with 
  long 
  glistening 
  white 
  hair 
  and 
  bearing 
  

   large 
  moderately 
  deep 
  punctures 
  ; 
  the 
  mandibles 
  shining, 
  

   grooved, 
  and 
  broadly 
  red 
  towards 
  the 
  middle. 
  Pro- 
  and 
  

   meso-notum 
  shining, 
  bearing 
  long 
  white 
  hairs 
  ; 
  and 
  widely 
  

   separated 
  punctures 
  ; 
  the 
  scutellum 
  irregularly 
  punctured 
  

   round 
  the 
  sides 
  and 
  apex 
  ; 
  those 
  on 
  the 
  latter 
  being 
  the 
  

   larger 
  ; 
  the 
  apex 
  of 
  the 
  post-scutellum 
  with 
  scattered 
  

   punctures. 
  Median 
  segment 
  shagreened 
  ; 
  the 
  base 
  almost 
  

   glabrous, 
  with 
  two 
  complete 
  keels 
  in 
  the 
  centre, 
  and 
  

   having 
  between 
  them 
  one 
  which 
  is 
  only 
  three-fourths 
  of 
  

   their 
  length 
  ; 
  the 
  apex 
  slightly 
  hollowed 
  towards 
  the 
  

   centre, 
  which 
  has 
  a 
  straight 
  keel 
  ; 
  sparsely 
  covered 
  with 
  

   long 
  white 
  hair. 
  Propleuras 
  smooth, 
  shining 
  above 
  ; 
  the 
  

   lower 
  part 
  obscurely 
  transversely 
  striated 
  ; 
  the 
  meso- 
  

   pleurai 
  projecting 
  at 
  the 
  base 
  ; 
  almost 
  straight, 
  smooth 
  

   and 
  impunctate 
  ; 
  the 
  sides 
  rather 
  strongly 
  punctured, 
  but 
  

   with 
  the 
  punctures 
  all 
  distinctly 
  separated 
  ; 
  sparsely 
  

   covered 
  with 
  long 
  w^iite 
  hairs 
  ; 
  the 
  metapleuras 
  strongly 
  

   obliquely 
  punctured. 
  Legs 
  thickly 
  covered 
  with 
  stiff 
  

   white 
  hairs 
  ; 
  the 
  short 
  thick 
  spines 
  on 
  the 
  hind 
  tibiae 
  

   and 
  the 
  calcaria 
  pallid 
  testaceous. 
  From 
  the 
  stigma 
  the 
  

   wings 
  have 
  a 
  decided 
  smoky 
  tinge 
  ; 
  and 
  are 
  traversed 
  

   by 
  four 
  white 
  lines 
  (two 
  above 
  and 
  two 
  below 
  the 
  cubital 
  

   nervure) 
  like 
  nervures. 
  Abdomen 
  black, 
  shining, 
  and 
  

   covered, 
  especially 
  towards 
  the 
  apex, 
  with 
  long 
  white 
  

   hairs 
  ; 
  the 
  sides 
  of 
  the 
  basal 
  segments 
  sparsely 
  ; 
  the 
  

   apical 
  more 
  closely 
  and 
  thickly 
  covered 
  with 
  long 
  white 
  

  

  