﻿474 
  Dr. 
  D. 
  Sharp 
  on 
  

  

  Antennas 
  stout, 
  thicker 
  towards 
  the 
  extremity, 
  fourth 
  joint 
  

   minute, 
  fifth 
  to 
  tenth 
  each 
  transverse, 
  the 
  last 
  of 
  them 
  strongly 
  

   so. 
  Head 
  only 
  about 
  half 
  as 
  broad 
  as 
  the 
  thorax, 
  sparingly 
  

   punctate. 
  Thorax 
  strongly 
  transverse, 
  being 
  twice 
  as 
  broad 
  

   as 
  long, 
  very 
  convex 
  transversely, 
  rounded 
  at 
  the 
  sides 
  and 
  

   narrowed 
  in 
  front, 
  hind 
  angles 
  completely 
  rounded, 
  surface 
  

   coarsely, 
  rather 
  sparingly 
  punctate, 
  unimpressed. 
  Elytra 
  

   convex, 
  twice 
  as 
  long 
  as 
  the 
  thorax, 
  somewhat 
  coarsely, 
  

   moderately 
  closely 
  punctate. 
  Hind 
  body 
  very 
  bi*oad 
  and 
  

   short, 
  much 
  curved 
  at 
  the 
  sides, 
  lateral 
  margins 
  broad. 
  Legs 
  

   slender, 
  middle 
  tibias 
  very 
  feebly 
  spinose 
  externally 
  ; 
  terminal 
  

   joint 
  of 
  hind 
  tarsus 
  much 
  shorter 
  than 
  the 
  four 
  preceding 
  

   together. 
  

  

  Miyanoshita; 
  in 
  the 
  flowers 
  of 
  Edgworthia 
  chrysanthia, 
  

   19th 
  March, 
  1880. 
  

  

  This 
  insect 
  will 
  not 
  enter 
  into 
  any 
  of 
  the 
  subgenera 
  of 
  

   Omalium, 
  and 
  will 
  perhaps 
  form 
  a 
  distinct 
  subgenus 
  or 
  genus 
  

   connecting 
  medium 
  and 
  Lathrimceum. 
  

  

  Omalium 
  nipo?iense, 
  n. 
  sp. 
  

  

  Rufum, 
  capite 
  nigricante, 
  subnitidum, 
  fortiter 
  rugoso-punctatum 
  ; 
  

  

  thorace 
  iua?quali. 
  

   Long. 
  3| 
  millim. 
  

  

  Antennas 
  stout, 
  entirely 
  red, 
  very 
  little 
  thicker 
  externally. 
  

   Head 
  black, 
  shining, 
  coarsely 
  punctate, 
  very 
  deeply 
  biim- 
  

   pressed. 
  Thorax 
  strongly 
  transverse, 
  much 
  narrower 
  than 
  

   the 
  elytra, 
  nearly 
  straight 
  at 
  the 
  sides, 
  surface 
  coarsely 
  punc- 
  

   tate 
  and 
  very 
  uneven, 
  being 
  impressed 
  on 
  each 
  side 
  and 
  

   having 
  two 
  large, 
  very 
  deep 
  depressions 
  on 
  the 
  middle. 
  

   Elytra 
  more 
  than 
  twice 
  as 
  long 
  as 
  the 
  thorax, 
  light 
  red, 
  very 
  

   densely 
  and 
  deeply, 
  rugosely 
  punctured. 
  

  

  Kashiwagi, 
  23rd 
  June, 
  1881 
  ; 
  one 
  specimen. 
  

  

  A 
  very 
  distinct 
  species 
  allied 
  to 
  0. 
  septentrionis, 
  Th., 
  and 
  

   0. 
  nigricepSj 
  Kies. 
  

  

  Omalium 
  diffine, 
  n. 
  sp. 
  

  

  Angustulum, 
  subdepressum, 
  nitidum, 
  nigrum 
  ; 
  elytris 
  fuscis, 
  anten- 
  

   namm 
  basi 
  pedibusque 
  testaceis; 
  fortiter 
  hand 
  dense 
  punctatum 
  ; 
  

   prothorace 
  minus 
  fortiter 
  transverso, 
  dorso 
  late 
  obsolete 
  biim- 
  

   presso. 
  

  

  Long. 
  2 
  millim. 
  

  

  ' 
  Antennas 
  much 
  stouter 
  externally, 
  fourth 
  and 
  fifth 
  joints 
  

   small, 
  sixth 
  slightly 
  transverse, 
  tenth 
  strongly 
  so. 
  Head 
  

   black, 
  shining, 
  sparingly 
  punctate. 
  Thorax 
  a 
  little 
  narrower 
  

   than 
  the 
  elytra, 
  nearly 
  straight 
  at 
  the 
  sides, 
  black, 
  shining, 
  

  

  