﻿138 
  Mr. 
  H. 
  E. 
  Andrewes 
  on 
  the 
  

  

  species 
  was 
  changed 
  by 
  Gemminger 
  and 
  Harold 
  to 
  C. 
  

   mutatus 
  (Mun. 
  Cat. 
  1868, 
  222). 
  The 
  description 
  is 
  so 
  short 
  

   that 
  I 
  give 
  a 
  fresh 
  one. 
  

  

  Chlaenius 
  mutatus 
  Gemm. 
  and 
  Har. 
  = 
  apicalis 
  Macl., 
  

   c^ 
  ? 
  (2 
  ex.). 
  Length 
  15 
  mill. 
  Width 
  5-5 
  mill. 
  

  

  Black, 
  head 
  green, 
  thorax 
  dull 
  coppery-greenish 
  at 
  sides, 
  apex 
  

   of 
  elytra, 
  first 
  joint 
  of 
  antennae, 
  labrum, 
  base 
  of 
  palpi, 
  femora, 
  tibiae, 
  

   and 
  hind 
  trochanters 
  yellowish, 
  remaining 
  joints 
  of 
  antennae, 
  coxae, 
  

   and 
  tarsi 
  brown. 
  

  

  Head 
  longitudinally 
  rugose 
  at 
  sides, 
  smoother 
  on 
  vertex, 
  neck 
  

   coarsely 
  punctured 
  and 
  a 
  little 
  constricted; 
  labrum 
  slightly 
  

   emarginate 
  ; 
  antennae 
  with 
  joint 
  1 
  short 
  and 
  tiimid, 
  half 
  as 
  long 
  again 
  

   as 
  2, 
  3 
  a 
  little 
  longer 
  than 
  1 
  + 
  2, 
  and 
  about 
  half 
  as 
  long 
  again 
  as 
  

   the 
  succeeding 
  joints 
  ; 
  palpi 
  slender, 
  last 
  joint 
  truncate. 
  

  

  Prothorax 
  one-third 
  as 
  wide 
  again 
  as 
  head, 
  very 
  little 
  wider 
  than 
  

   long 
  (wider 
  in 
  ^ 
  than 
  $), 
  widest 
  at 
  middle, 
  equally 
  contracted 
  and 
  

   truncate 
  at 
  extremities, 
  uniformly 
  rounded 
  at 
  sides 
  without 
  trace 
  of 
  

   sinuation 
  before 
  hind 
  angle, 
  all 
  the 
  angles 
  moderately 
  rounded, 
  re- 
  

   flexed 
  side 
  border 
  very 
  narrow, 
  a 
  setiferous 
  puncture 
  at 
  one-fourth 
  

   from 
  base; 
  surface 
  moderately 
  convex, 
  declivous 
  towards 
  front 
  

   angles, 
  finely 
  and 
  sparsely 
  punctured, 
  more 
  strongly 
  and 
  closely 
  

   towards 
  base, 
  which 
  is 
  longitudinally 
  strigose 
  in 
  the 
  middle, 
  a 
  short 
  

   slight 
  pubescence 
  at 
  sides; 
  median 
  line 
  fine, 
  not 
  reaching 
  margins, 
  

   transverse 
  impressions 
  nearly 
  obsolete, 
  basal 
  foveae 
  rather 
  shallow, 
  

   rugosely 
  punctured. 
  

  

  Elytra 
  not 
  very 
  convex, 
  nearly 
  half 
  as 
  wide 
  again 
  as 
  prothorax, 
  

   widest 
  a 
  little 
  behind 
  middle, 
  margin 
  without 
  angle 
  at 
  shoulder, 
  

   slightly 
  sinuate 
  before 
  apex, 
  which 
  is 
  narrowly 
  yellow, 
  the 
  colour 
  

   extending 
  forwards 
  to 
  a 
  little 
  beyond 
  the 
  sinuation; 
  striae 
  deep, 
  

   minutely 
  punctured, 
  intervals 
  moderately 
  convex, 
  finely 
  shagreened, 
  

   smooth 
  but 
  with 
  a 
  row 
  of 
  punctures 
  with 
  short 
  setae 
  on 
  each 
  side 
  of 
  

   the 
  striae, 
  the 
  two 
  outside 
  intervals 
  and 
  the 
  apical 
  area 
  more 
  finely 
  

   punctured 
  and 
  with 
  a 
  more 
  evident 
  pubescence. 
  

  

  Underside 
  smooth, 
  ventral 
  surface 
  minutely 
  rugose 
  at 
  sides 
  ; 
  

   prosternal 
  process 
  bordered 
  ; 
  metepistema 
  and 
  sides 
  of 
  metastemum 
  

   with 
  coarse 
  shallow 
  punctures, 
  the 
  former 
  half 
  as 
  long 
  again 
  as 
  wide 
  

   and 
  without 
  external 
  furrow. 
  Front 
  femora 
  ((^ 
  ) 
  without 
  tooth. 
  

  

  Closely 
  allied 
  to 
  C. 
  cambodiensis 
  Bates. 
  Head 
  narrower, 
  

   more 
  coarsely 
  sculptured, 
  neck 
  a 
  little 
  more 
  constricted; 
  

   thorax 
  equally 
  contracted 
  at 
  extremities, 
  and 
  more 
  coarsely 
  

   sculptured 
  at 
  base; 
  elytral 
  intervals 
  more 
  convex, 
  apical 
  

   yellow 
  spot 
  a 
  little 
  narrower, 
  colour 
  otherwise 
  uniformly 
  

   black. 
  

  

  