﻿416 
  Mr. 
  Charles 
  J. 
  Gahan 
  on 
  the 
  

  

  Table. 
  

  

  Section 
  II. 
  Fourth 
  joint 
  of 
  the 
  antennie 
  shorter 
  than 
  the 
  second 
  and 
  

   third 
  united. 
  

  

  A. 
  Elongate 
  or 
  oblong, 
  slightly 
  dilated 
  posteriorly; 
  elj*tra 
  with 
  raised 
  

  

  longitudinal 
  lines, 
  of 
  which 
  one 
  or 
  two 
  on 
  the 
  inner 
  disk 
  of 
  

   each 
  are 
  somewhat 
  broader 
  than 
  the 
  rest 
  ; 
  seriate 
  or 
  sub- 
  

   seriate-punctate, 
  the 
  ]3unctures 
  arranged 
  more 
  or 
  less 
  regularly 
  

   in 
  double 
  rows 
  between 
  the 
  raised 
  lines. 
  

  

  a. 
  Elytra 
  blue, 
  green, 
  brownish, 
  or 
  black 
  ; 
  each 
  with 
  a 
  marginal 
  

   band 
  and 
  a 
  subsutural 
  vitta 
  yellowish. 
  

  

  h. 
  Elytra 
  each 
  with 
  more 
  than 
  one 
  raised 
  line 
  ; 
  with 
  the 
  subsutural 
  

   and 
  marginal 
  vittaj 
  united 
  at 
  the 
  apex. 
  

  

  c. 
  Prothorax 
  yellowish 
  or 
  testaceous. 
  Species 
  1 
  — 
  6 
  and 
  9 
  — 
  12. 
  

  

  cc. 
  Prothorax 
  black. 
  Species 
  7 
  and 
  8. 
  

  

  hh. 
  Elytra 
  each 
  with 
  a 
  single 
  (dorsalj 
  costa, 
  which 
  is 
  abbreviated 
  

   behind, 
  with 
  the 
  dorsal 
  and 
  marginal 
  vittie 
  both 
  interrupted 
  

   posteriorly. 
  Species 
  13. 
  

  

  aa. 
  Elytra 
  entirely 
  fulvous. 
  

   d. 
  Prothorax 
  black. 
  Species 
  14. 
  

  

  del. 
  Prothorax 
  testaceous. 
  Species 
  15. 
  

  

  B. 
  Species 
  small 
  ; 
  oblong-ovate, 
  feebly 
  dilated 
  posteriorly 
  ; 
  elytra 
  with 
  

  

  more 
  or 
  less 
  feebly 
  raised 
  lines, 
  or 
  with 
  a 
  strongly 
  punctured 
  

   longitudinal 
  depression 
  towards 
  each 
  side 
  between 
  the 
  shoulder 
  

   and 
  the 
  middle. 
  

   a. 
  Elytra 
  with 
  obsolete 
  raised 
  lines. 
  Species 
  16 
  — 
  18. 
  

   aa. 
  Elytra 
  with 
  longitudinal 
  depression 
  behind 
  each 
  shoulder. 
  Species 
  

   19 
  and 
  20. 
  

  

  C. 
  Body 
  oblong 
  or 
  elongate, 
  distinctly 
  dilated 
  i^osteriorly. 
  Each 
  elytron 
  

  

  in 
  the 
  male 
  with 
  a 
  subsutural 
  cariniform 
  tubercle 
  posteriorly. 
  

   a. 
  Elytra 
  with 
  distinctly 
  raised 
  lougitudinal 
  lines, 
  the 
  intervals 
  

  

  between 
  which 
  are 
  strongly 
  and 
  rugosely 
  punctured. 
  

   h. 
  Prothorax 
  black. 
  Species 
  21 
  and 
  22. 
  

   hb. 
  Prothorax 
  yellowish 
  or 
  testaceous. 
  Species 
  23 
  — 
  26. 
  

   aa. 
  Elytra 
  closely 
  and 
  somewhat 
  rugosely 
  punctured; 
  with 
  feebly 
  or 
  

  

  obsoletely 
  raised 
  longitudinal 
  lines, 
  

   c. 
  Prothorax 
  black. 
  Species 
  27. 
  

  

  cc. 
  Prothorax 
  yellowish 
  or 
  testaceous. 
  Species 
  28 
  — 
  31. 
  

   aaa. 
  Elytra 
  strongly 
  and 
  very 
  closely 
  punctured 
  ; 
  without 
  raised 
  

   lines 
  ; 
  entirely 
  metallic-blue, 
  green, 
  or 
  violaceous. 
  Species 
  32 
  

   and 
  33. 
  

   aaaa. 
  Elytra 
  densely 
  and 
  less 
  strongly 
  punctured 
  ; 
  nitid 
  or 
  subnitid. 
  

   Species 
  34—38. 
  

  

  D. 
  Body 
  elongate, 
  dilated 
  posteriorly 
  ; 
  elytra 
  torulose 
  or 
  with 
  de- 
  

  

  pressions 
  and 
  small 
  swellings 
  on 
  the 
  middle 
  of 
  the 
  disk. 
  

   Species 
  39 
  — 
  41. 
  

  

  E. 
  Elytra 
  elongate 
  or 
  oblong, 
  either 
  entirely 
  metallic-blue, 
  green, 
  or 
  

  

  black, 
  or 
  with 
  the 
  outer 
  limb 
  only 
  yellowish. 
  

   a. 
  Elytra 
  strongly 
  and 
  very 
  closely 
  punctured, 
  dilated 
  posteriorly. 
  

   h. 
  Elytra 
  entirely 
  metallic-blue 
  ov 
  green. 
  Species 
  42, 
  43. 
  

   hb. 
  Elytra 
  with 
  outer 
  limb 
  yellowish. 
  Species 
  44 
  — 
  4G. 
  

   aa. 
  Elytra 
  thickly 
  and 
  more 
  or 
  less 
  strongly 
  punctured, 
  feebly 
  dilated 
  

   posteriorly 
  ; 
  outer 
  limb 
  yellowish. 
  Species 
  47 
  — 
  53. 
  

  

  