﻿the 
  Staph 
  jlinidas 
  of 
  Japan. 
  327 
  

  

  longer 
  than 
  broad, 
  coarsely, 
  closely, 
  and 
  irregularly 
  punctate, 
  

   shining. 
  Elytra 
  coarsely 
  punctate, 
  but 
  shining. 
  Hind 
  body 
  

   sparingly 
  and 
  coarsely 
  punctured, 
  the 
  segments 
  at 
  the 
  base 
  

   with 
  a 
  single 
  cusp 
  in 
  the 
  middle, 
  the 
  lateral 
  margins 
  distinct 
  

   and 
  raised. 
  

  

  Nikko 
  ; 
  three 
  female 
  examples. 
  

  

  This 
  is 
  not 
  closely 
  allied 
  to 
  any 
  known 
  species. 
  

  

  Stenus 
  distans, 
  n. 
  sp. 
  (Sect. 
  I. 
  A***, 
  Erichson.) 
  

  

  Elongatus, 
  opacus, 
  niger, 
  vix 
  subsenescens 
  ; 
  palpis 
  flavis, 
  pedibus 
  

   rufis, 
  geniculis 
  fuscescentibus 
  ; 
  fortiter 
  rugoso-punctatus 
  : 
  elytria 
  

   tborace 
  paulo 
  brevioribus 
  ; 
  abdomine 
  subtiliter 
  marginato. 
  

  

  Long. 
  5i 
  millim. 
  

  

  Antennas 
  rather 
  short, 
  the 
  two 
  basal 
  joints 
  black, 
  the 
  others 
  

   piceous 
  black. 
  Palpi 
  yellow. 
  Head 
  slightly 
  concave, 
  rather 
  

   feebly 
  sulcate, 
  with 
  a 
  moderately 
  broad, 
  slightly 
  elevated 
  

   interstice 
  ; 
  very 
  coarsely 
  and 
  densely 
  punctured. 
  Thorax 
  

   much 
  rounded 
  at 
  the 
  sides, 
  scarcely 
  longer 
  than 
  broad, 
  with 
  a 
  

   slight 
  depression 
  on 
  the 
  middle, 
  very 
  coarsely 
  and 
  densely 
  

   punctured. 
  Elytra 
  narrow 
  at 
  the 
  shoulders, 
  very 
  coarsely 
  

   punctured. 
  Hind 
  body 
  densely 
  and 
  coarsely 
  punctured, 
  the 
  

   segments 
  with 
  a 
  single 
  carina 
  on 
  the 
  middle 
  of 
  each 
  at 
  the 
  

   base, 
  and 
  the 
  basal 
  two 
  segments 
  each 
  also 
  with 
  a 
  short 
  

   lateral 
  projection. 
  Legs 
  rather 
  long 
  and 
  slender. 
  

  

  Nagasaki, 
  April 
  4th 
  ; 
  two 
  female 
  specimens. 
  

  

  This 
  is 
  not 
  closely 
  allied 
  to 
  any 
  other 
  species 
  ; 
  the 
  abdo- 
  

   minal 
  margins, 
  though 
  quite 
  fine, 
  are 
  distinct. 
  

  

  Stenus 
  laboratory 
  n. 
  sp. 
  (Sect. 
  I. 
  B, 
  Erichson.) 
  

  

  Elongatus, 
  angustulus, 
  niger, 
  opacus. 
  densissime 
  punctatus 
  ; 
  palpis 
  

   pallide 
  flavis, 
  pedibus 
  testaceis, 
  geniculis 
  fuscescentibus 
  ; 
  elytris 
  

   tborace 
  paulo 
  longioribus. 
  

  

  Long. 
  5 
  millim. 
  

  

  Head 
  excavate, 
  bisulcate, 
  with 
  very 
  feebly 
  elevated 
  inter- 
  

   stice. 
  Thorax 
  rounded 
  at 
  the 
  sides 
  and 
  narrowed 
  behind, 
  

   longer 
  than 
  broad, 
  extremely 
  densely, 
  rather 
  finely 
  punc- 
  

   tured, 
  slightly 
  uneven. 
  Elytra 
  slightly 
  longer 
  than 
  the 
  

   thorax, 
  the 
  humeral 
  angles 
  rectangular, 
  extremely 
  densely 
  

   punctured. 
  Hind 
  body 
  slender, 
  the 
  basal 
  segments 
  distinctly 
  

   punctate, 
  the 
  other 
  quite 
  obsoletely 
  punctured, 
  bearing 
  a 
  dis- 
  

   tinct, 
  fine, 
  depressed 
  pubescence. 
  The 
  male 
  has 
  a 
  minute 
  

   acumen 
  on 
  the 
  inner 
  face 
  of 
  each 
  of 
  the 
  anterior 
  four 
  tibise 
  at 
  

   the 
  apex, 
  and 
  a 
  rather 
  more 
  distinct 
  tubercle 
  on 
  the 
  hind 
  

  

  23* 
  

  

  