﻿12G 
  PEOCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEVM. 
  vol.xx. 
  

  

  i-. 
  Ceici 
  r.itlaer 
  slender, 
  especially 
  on 
  apical 
  half, 
  of 
  wneqaal 
  width. 
  

   _/'. 
  Togniiiia 
  shorter 
  than 
  the 
  prouotmn, 
  broadly 
  rounded 
  or 
  snb- 
  

   angulate 
  at 
  apex 
  ; 
  cerci 
  long 
  aud 
  rather 
  slender, 
  uearlj' 
  straight 
  as 
  

  

  seen 
  later.-illy 
  41. 
  maiiciis 
  (p. 
  218). 
  

  

  j^. 
  Tegmina 
  as 
  long 
  as 
  or 
  longer 
  than 
  the 
  pronotuni, 
  apically 
  

   acununate; 
  cerci 
  short 
  aud 
  not 
  very 
  slender, 
  rather 
  strong! 
  5' 
  beat- 
  

  

  arcnate 
  as 
  seen 
  laterally 
  15. 
  cancri 
  (p. 
  219). 
  

  

  /2 
  Suhgeuital 
  plate 
  of 
  male 
  distinctly 
  narrower 
  than 
  long, 
  often 
  narnm- 
  

   ing 
  apically. 
  

   gK 
  Cerci 
  of 
  male 
  tapering 
  but 
  little, 
  generally 
  rather 
  stout, 
  or 
  if 
  slen- 
  

   der 
  then 
  tapering 
  almost 
  not 
  at 
  all 
  in 
  apical 
  hall", 
  which 
  is 
  never 
  less 
  

   than 
  half 
  as 
  broad 
  as 
  the 
  base 
  and 
  is 
  blunt-tipped, 
  rarely, 
  as 
  in 
  J/". 
  

   juvencus, 
  angulate 
  below. 
  

  

  h^. 
  Interval 
  between 
  mesosternal 
  lobes 
  of 
  male 
  at 
  least 
  half 
  as 
  long 
  

   again 
  as 
  broad, 
  sometimes 
  fully 
  twice 
  as 
  long; 
  hind 
  tibiae 
  usually 
  

   blue 
  or 
  green 
  (12. 
  Dawsoni 
  series). 
  

  

  i'. 
  Cerci 
  of 
  male 
  apically 
  turned 
  sharply 
  inward 
  at 
  right 
  angles 
  or 
  

  

  even 
  less 
  46. 
  refiexus 
  (p. 
  221). 
  

  

  i-, 
  Cerci 
  of 
  male 
  straight 
  or 
  gently 
  incurved, 
  sometimes 
  curved 
  

   more 
  strongly 
  at 
  apex 
  but 
  not 
  bent 
  abruptly 
  at 
  right 
  atigles. 
  

   J'. 
  Lateral 
  margins 
  of 
  suhgeuital 
  plate 
  of 
  male, 
  as 
  seen 
  from 
  

   above, 
  regularly 
  couA-ergent 
  nearly 
  to 
  the 
  tip 
  ; 
  furcula 
  developed 
  

  

  only 
  as 
  slightly 
  swollen 
  lobes 
  47. 
  meridionalis 
  (p. 
  223). 
  

  

  j". 
  Lateral 
  margins 
  of 
  subgenital 
  plate 
  of 
  male, 
  as 
  seen 
  from 
  

   above, 
  basally 
  subparallel, 
  apically 
  rather 
  broadly 
  rounded; 
  fur- 
  

   cula 
  developed 
  as 
  a 
  pair 
  of 
  projecting 
  spines 
  or 
  fingers. 
  

   kK 
  Tegmina 
  much 
  shorter 
  than 
  the 
  pronotum, 
  widely 
  separated; 
  

   interval 
  between 
  mesosternal 
  lobes 
  of 
  female 
  distinctly 
  trans- 
  

   verse, 
  as 
  broad 
  as 
  the 
  lobes 
  ; 
  subgenital 
  plate 
  of 
  male 
  with 
  dis- 
  

   tinct 
  though 
  minute 
  apical 
  tubercle 
  48. 
  milUaris 
  (p. 
  224). 
  

  

  k'. 
  Tegmina 
  longer 
  than 
  the 
  pronotum, 
  overlapping; 
  interval 
  

   between 
  mesosternal 
  lubes 
  of 
  fem:ile 
  ([uadrate; 
  subgenital 
  plate 
  

   of 
  male 
  with 
  minute 
  apical 
  tubercle 
  or 
  none. 
  

  

  /'. 
  Subgenital 
  plate 
  of 
  male 
  not 
  pyramidal, 
  nor 
  elevated 
  

   apically 
  except 
  by 
  a 
  minute 
  apical 
  tubercle; 
  furcula 
  minute, 
  

   overlying 
  the 
  supraanal 
  plate 
  by 
  a 
  less 
  distance 
  than 
  the 
  

   length 
  of 
  the 
  last 
  dorsal 
  segment; 
  cerci 
  bent 
  roundly 
  inward 
  

  

  at 
  the 
  apex 
  49. 
  niffrescens 
  (p. 
  225). 
  

  

  /-. 
  Subgenital 
  plate 
  of 
  male 
  subpyramidal, 
  broadly 
  and 
  

   roundly 
  elevated 
  at 
  ai)ex; 
  furcula 
  well 
  developed, 
  reaching 
  

   middle 
  of 
  the 
  supraanal 
  plate; 
  cerci 
  very 
  feebly 
  incurved 
  api- 
  

   cally 
  50. 
  dawsoni 
  (p. 
  227). 
  

  

  h'^. 
  Interval 
  between 
  mesosternal 
  lobes 
  of 
  male 
  subquadrate, 
  often 
  

   gradually 
  widening 
  posteriorly; 
  hind 
  tibiae 
  usually 
  red 
  (13. 
  Kusticus 
  

   series). 
  

  

  i'. 
  Ajjical 
  margin 
  of 
  subgenital 
  plate 
  of 
  male 
  more 
  or 
  less 
  elevated 
  

  

  or 
  tuberculate 
  or 
  both, 
  generally 
  well 
  rounded 
  as 
  seen 
  from 
  above, 
  

  

  never 
  transverst*. 
  

  

  J'. 
  Tegmina 
  attingont 
  or 
  overlapping; 
  cerci 
  of 
  male 
  apically 
  

  

  rounded; 
  furcula 
  distinctly 
  develoiied; 
  subgenital 
  plate 
  relatively 
  

  

  long, 
  subei^ual 
  in 
  breadth. 
  

  

  kK 
  Interspace 
  between 
  the 
  eyes 
  of 
  male 
  broader 
  than 
  the 
  first 
  

   antennal 
  joint; 
  cerci 
  of 
  male 
  with 
  arcuate 
  njjper 
  margin; 
  sub- 
  

   genital 
  plate 
  apically 
  elevated 
  to 
  a 
  greater 
  or 
  less 
  degree, 
  but 
  

   never 
  conspicuously. 
  

  

  