﻿134 
  rROCEEBINGS 
  OF 
  THE 
  XATIOXAL 
  MUSEUM. 
  vol. 
  xx. 
  

  

  hK 
  Snpraanal 
  plate 
  i-egularly 
  triangular 
  Avitli 
  straight 
  niargins; 
  sub- 
  

   genital 
  plate 
  with 
  a 
  postmarginal 
  tubercle 
  at 
  apex 
  (8. 
  Inipudicus 
  

  

  series) 
  36. 
  impudicHS 
  (p. 
  204). 
  

  

  A^ 
  Supraanal 
  plate 
  with 
  sides 
  more 
  or 
  less 
  irregular 
  or 
  siuuate 
  by 
  

   lateral 
  compression 
  or 
  by 
  the 
  depression 
  of 
  the 
  apical 
  half 
  of 
  the 
  

   jilate; 
  subgenltal 
  plate 
  with 
  no 
  postiuar^iual 
  tubercle 
  though 
  some- 
  

   times 
  with 
  the 
  margin 
  itself 
  apically 
  thickened. 
  

  

  V. 
  Interval 
  between 
  mesostcrual 
  lobes 
  of 
  male 
  distinctly 
  longer, 
  

   generally 
  much 
  longer, 
  than 
  broad 
  and 
  much 
  narrower 
  than 
  the 
  

   lobes; 
  metasterual 
  lobes 
  attingent 
  or 
  snbattingent 
  in 
  the 
  male 
  (12. 
  

   Dawsoni 
  series). 
  

   _;■'. 
  Subgenital 
  plate 
  of 
  male 
  broad, 
  at 
  least 
  as 
  broad 
  as 
  long; 
  

   cerci 
  incurved 
  feebly 
  and 
  gently 
  or 
  not 
  at 
  all 
  ; 
  hind 
  tibiae 
  red. 
  

  

  50. 
  (Uiu'soni 
  (p. 
  227). 
  

   /-. 
  Subgenital 
  plate 
  of 
  male 
  rather 
  narrow, 
  narrower 
  than 
  long, 
  

   although 
  short; 
  cerci 
  abruptly 
  incurved 
  apically; 
  hind 
  tibiae 
  

   yellow. 
  

   A'. 
  Tegmina 
  only 
  attaining 
  the 
  tip 
  of 
  the 
  hind 
  femora; 
  supra- 
  

   anal 
  plate 
  of 
  male 
  suddenly 
  depressed 
  in 
  apical 
  half; 
  furcula 
  

   slightly 
  (lev^eloped, 
  shorter 
  than 
  last 
  dorsal 
  segment. 
  

  

  .51. 
  (jladstonl 
  (p. 
  229). 
  

   k'. 
  Tegmina 
  considerably 
  surpassing 
  the 
  tip 
  of 
  the 
  hind 
  femora; 
  

   supraanal 
  plate 
  of 
  male 
  not 
  apically 
  depressed; 
  furcula 
  well 
  

   developed, 
  about 
  one-third 
  as 
  long 
  as 
  the 
  supraanal 
  plate. 
  

  

  52. 
  pahiieri 
  (p. 
  230). 
  

   i-. 
  Interval 
  between 
  mesosternal 
  lobes 
  of 
  male 
  quadrate, 
  almost 
  or 
  

   a 
  little 
  transverse 
  and 
  but 
  little 
  narrower 
  than 
  the 
  lobes; 
  meta- 
  

   sterual 
  lobes 
  of 
  male 
  only 
  approximate 
  (17. 
  Fasciatus 
  series). 
  

   _/'. 
  Cerci 
  no 
  slenderer 
  or 
  hardly 
  slenderer 
  on 
  apical 
  than 
  on 
  basal 
  

   half, 
  far 
  surpassing 
  the 
  supraanal 
  plate 
  ; 
  furcula 
  Aery 
  slight, 
  not 
  

  

  so 
  long 
  as 
  last 
  dorsal 
  segment 
  77. 
  fasciatus 
  (p. 
  267). 
  

  

  /-. 
  Cerci 
  much 
  slenderer 
  on 
  apical 
  than 
  on 
  basal 
  half, 
  shorter 
  than 
  

   the 
  supraanal 
  plate; 
  furcula 
  long 
  and 
  slender, 
  reaching 
  the 
  mid- 
  

   dle 
  of 
  the 
  supraanal 
  plate 
  78. 
  borealis 
  (p. 
  270). 
  

  

  /'-. 
  Subgeuital 
  plate 
  of 
  male 
  conspicuously 
  narrower 
  at 
  apex 
  than 
  at 
  base 
  

  

  (generally 
  only 
  half 
  as 
  wide), 
  rarely 
  at 
  all 
  elevated 
  at 
  apex 
  above 
  the 
  lateral 
  

  

  margins 
  and 
  never 
  notched' 
  ; 
  cerci 
  always 
  distinctly 
  narrowing 
  on 
  basal 
  

  

  half, 
  the 
  upper 
  angle 
  of 
  the 
  a])ex 
  prolonged 
  and 
  often 
  sul)acuminate 
  Q9. 
  

  

  Femur-rubrnm 
  series). 
  

  

  /-/'. 
  Distal 
  half 
  of 
  male 
  cerci 
  much 
  less 
  than 
  half 
  as 
  broad 
  as 
  the 
  extreme 
  

  

  base; 
  interval 
  between 
  mesosternal 
  lobes 
  of 
  male 
  nearly 
  or 
  quite 
  twice 
  

  

  as 
  long 
  as 
  broad; 
  tegmina 
  usually 
  surpassing 
  tlie 
  hind 
  femora. 
  

  

  /('. 
  Pronotum 
  marked 
  above 
  with 
  light 
  carinal 
  streaks 
  on 
  a 
  dark 
  

  

  ground; 
  tegmina 
  dark 
  olivaceous 
  green 
  81. 
  phimheus 
  {■p.27G). 
  

  

  h-. 
  Pronotum 
  uniform 
  in 
  coloring 
  above; 
  tegmina 
  dark 
  fuscous, 
  

   j'. 
  Furcula 
  not 
  reaching 
  or 
  scarcely 
  reaching 
  the 
  middle 
  of 
  the 
  

  

  supraanal 
  plate 
  82. 
  femur-ruhrum 
  (p. 
  278). 
  

  

  i^. 
  Furcula 
  extending 
  considerably 
  beyond 
  the 
  middle 
  of 
  the 
  supra- 
  

   anal 
  plate 
  83. 
  propinqiuis 
  (p. 
  285). 
  

  

  g-. 
  Distal 
  half 
  of 
  male 
  cerci 
  distinctly 
  more 
  than 
  half 
  as 
  broad 
  as 
  the 
  

   extreme 
  base; 
  interval 
  Ijetween 
  mesosteruiil 
  lobes 
  of 
  male 
  scarcely 
  if 
  at 
  

   all 
  longer 
  than 
  broad; 
  tegmina, 
  usually 
  falling 
  far 
  short 
  of 
  the 
  tijis 
  of 
  

   the 
  hind 
  femora. 
  

  

  'Except 
  in 
  M. 
  moniicoln, 
  where 
  it 
  is 
  very 
  broadly 
  and 
  shallowly 
  notched 
  by 
  the 
  

   tubercular 
  elevation 
  of 
  the 
  lateral 
  extremities 
  of 
  the 
  apical 
  margin. 
  

  

  