﻿32 
  Mr. 
  Cameron 
  on 
  

  

  ^Trypoxvlon 
  canaliculatum, 
  sp. 
  nov. 
  

  

  Nigrum 
  ; 
  palpis, 
  trochanteribus^ 
  geniailis, 
  calcaria, 
  tar- 
  

   sisquc 
  antcrioribiis, 
  Jlavo-albis, 
  tibicn 
  anticis 
  fiilvis 
  ; 
  alls 
  

   hyalinis, 
  apice 
  fere 
  fiunatis 
  ; 
  tegiilis 
  rtifo-tcstaceis 
  ; 
  apice 
  

   petioli 
  abdo7)iinisqtie 
  segnieJitis 
  2 
  et 
  j 
  ri(fis. 
  Long. 
  9 
  — 
  10 
  mm. 
  

  

  Antennas 
  covered 
  with 
  a 
  hoary 
  down 
  ; 
  the 
  scape 
  

   testaceous 
  beneath 
  ; 
  the 
  flagellum 
  more 
  or 
  less 
  fuscous 
  ; 
  

   the 
  third 
  joint 
  nearly 
  one-half 
  longer 
  than 
  the 
  fourth. 
  

   Head 
  opaque, 
  closely 
  punctured 
  ; 
  the 
  clypeus, 
  face, 
  cheeks^ 
  

   and 
  eye 
  incision 
  covered 
  with 
  short 
  silvery 
  hair, 
  only 
  visible 
  

   in 
  certain 
  lights. 
  Front 
  slightly 
  raised, 
  furrowed 
  in 
  the 
  

   centre 
  ; 
  a 
  not 
  very 
  distinct 
  keel 
  at 
  the 
  end 
  of 
  the 
  furrow. 
  

   Clypeus 
  bluntly 
  carinate 
  in 
  the 
  centre 
  ; 
  the 
  apex 
  gaping 
  

   the 
  margin 
  slightly 
  curved 
  before 
  the 
  middle, 
  which 
  is 
  

   rounded. 
  Eyes 
  at 
  the 
  top 
  separated 
  by 
  fully 
  the 
  length 
  of 
  

   the 
  third 
  antennal 
  joint 
  ; 
  below 
  the 
  antennae, 
  by 
  hardly 
  the 
  

   length 
  of 
  the 
  third. 
  Mandibles 
  rufous. 
  Pro- 
  and 
  meso- 
  

   thorax 
  shining, 
  impunctate 
  ; 
  the 
  sides 
  and 
  breast 
  covered 
  

   with 
  longish 
  white 
  hair. 
  Metanotum 
  shining 
  ; 
  a 
  wide 
  de- 
  

   pression 
  in 
  the 
  centre, 
  the 
  depression 
  becoming 
  gradually 
  

   widened 
  to 
  near 
  the 
  apex, 
  which 
  is 
  rounded 
  ; 
  on 
  either 
  side 
  

   of 
  this 
  is 
  a 
  narrow 
  furrow, 
  of 
  nearly 
  equal 
  width 
  and 
  con- 
  

   verging 
  towards 
  the 
  apex 
  ; 
  both 
  are 
  transversely 
  ribbed 
  ; 
  

   metapleurai 
  finely 
  obliquely 
  punctured. 
  Median 
  segment 
  

   widely 
  furrowed 
  in 
  the 
  middle, 
  and 
  covered 
  with 
  white 
  hair. 
  

   Petiole 
  as 
  long 
  as 
  the 
  thorax, 
  broadly 
  dilated 
  at 
  the 
  apex, 
  

   and 
  tuberculated 
  at 
  the 
  basal 
  fourth 
  ; 
  the 
  second 
  segment 
  

   distinctly 
  shorter 
  than 
  the 
  third 
  ; 
  sides 
  of 
  apical 
  segment 
  

   distinctly 
  margined 
  laterally 
  ; 
  indistinctly 
  keeled 
  in 
  the 
  

   middle. 
  Legs 
  pruinose 
  ; 
  the 
  coxa; 
  bearing 
  white 
  hair. 
  

  

  Hab. 
  Barrackporc, 
  Tirhoot, 
  Mussoorie 
  Hills 
  {Rothney). 
  

  

  Trvpoxylon 
  piliatum. 
  

   Several 
  specimens 
  from 
  Barrackporc 
  are 
  probably 
  refer- 
  

  

  