﻿10 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  volxx. 
  

  

  /'. 
  Last 
  dorsal 
  segment 
  of 
  male 
  furnished 
  mesially 
  witli 
  a 
  pair 
  of 
  slightly 
  

   protuberant 
  rounded 
  lobes; 
  rerci 
  of 
  male 
  comi)re8sed 
  laminate, 
  beyond 
  

   the 
  slightly 
  narrowing 
  basal 
  portion 
  equal 
  or 
  subequal, 
  the 
  tip 
  curved 
  

   downward 
  or 
  inl'eriorly 
  angnlate 
  at 
  ajiex. 
  

   (f. 
  Prosternal 
  spine 
  erect; 
  interspace 
  between 
  mesothoraciclobes 
  of 
  male 
  

   nearly 
  twice 
  as 
  long 
  as 
  broad; 
  fore 
  and 
  middle 
  femora 
  of 
  male 
  notice- 
  

   ably 
  gibbous; 
  subgeuital 
  plate 
  of 
  male 
  terminating 
  in 
  a 
  large 
  conical 
  

  

  tubercle 
  6. 
  Barytettix 
  (p. 
  27). 
  

  

  (/-. 
  Prosternal 
  spine 
  retrorse; 
  interspace 
  between 
  mesotboracic 
  lobes 
  of 
  

   male 
  only 
  a 
  little 
  longer 
  than 
  broad; 
  fore 
  and 
  middle 
  femora 
  of 
  male 
  

   only 
  slightly 
  gibbous; 
  subgeuital 
  plate 
  of 
  male 
  with 
  no 
  apical 
  tubercle. 
  

  

  7. 
  Phauloteltix 
  (p. 
  2'J). 
  

   /*. 
  Last 
  dorsal 
  segment 
  of 
  male 
  entirely 
  without 
  projecting 
  lobes 
  or 
  fiir- 
  

   cula 
  in 
  any 
  form, 
  unless 
  as 
  exceptionally 
  broad 
  and 
  short 
  sessile 
  plates; 
  

   cerci 
  of 
  male 
  (except 
  in 
  Cephalotettix) 
  apically 
  acuminate 
  or 
  curved 
  

   upward. 
  

   (/K 
  Head 
  large 
  and 
  eyes, 
  at 
  least 
  in 
  male, 
  large 
  and 
  very 
  prominent, 
  the 
  

   breadth 
  of 
  the 
  head 
  distinctly 
  exceeding 
  the 
  greatest 
  width 
  of 
  the 
  pro- 
  

   notum; 
  interspace 
  between 
  mesotboracic 
  lobes 
  of 
  male 
  slightly 
  trans- 
  

   verse 
  8. 
  Cephalotettix 
  (p. 
  30). 
  

  

  f/~. 
  Head 
  normal 
  and 
  eyes 
  not 
  very 
  prominent 
  even 
  in 
  the 
  male, 
  so 
  that 
  

  

  the 
  breadth 
  of 
  the 
  head 
  does 
  not 
  exceed 
  the 
  greatest 
  width 
  of 
  the 
  pro- 
  

  

  notum; 
  interspace 
  between 
  mesotboracic 
  lobes 
  of 
  male 
  distinctly 
  longer 
  

  

  than 
  broad. 
  

  

  /('. 
  Tegmina 
  lobiform; 
  subgeuital 
  plate 
  of 
  male 
  protruding 
  beyond 
  

  

  the 
  tip 
  of 
  the 
  supraanal 
  plate 
  by 
  less 
  than 
  half 
  tlie 
  length 
  of 
  the 
  

  

  latter; 
  cerci 
  of 
  male 
  compressed, 
  subequal, 
  the 
  tip 
  broad. 
  

  

  9. 
  Uhahdoteitix 
  (p. 
  32). 
  

   k^. 
  Tegmina 
  linear 
  ; 
  subgenital 
  plate 
  of 
  male 
  protruding 
  beyond 
  the 
  

   tip 
  of 
  the 
  supraanal 
  plate 
  by 
  much 
  more 
  than 
  half 
  the 
  length 
  of 
  the 
  

   latter; 
  cerci 
  of 
  male 
  tapering 
  from 
  the 
  base, 
  the 
  tip 
  acuminate. 
  

  

  10. 
  CyclocercKS 
  (p. 
  36). 
  

   e^. 
  Furcula 
  of 
  male 
  consisting 
  of 
  a 
  pair 
  of 
  parallel, 
  attingeut, 
  cylindrical 
  

   prominences, 
  generally 
  at 
  least 
  twice 
  as 
  long 
  as 
  broad. 
  

  

  f-. 
  Tegmina 
  lobiform; 
  interspace 
  between 
  mesosternal 
  lobes 
  of 
  male 
  

   slightly 
  transverse; 
  cerci 
  of 
  male 
  forming 
  compressed, 
  subequal 
  laminae. 
  

  

  11. 
  Sinaloa 
  (p. 
  40). 
  

   /-. 
  Tegmina 
  wanting 
  ; 
  interspace 
  between 
  mesosternal 
  lobes 
  of 
  male 
  longer 
  

  

  than 
  broad; 
  cerci 
  of 
  male 
  stylifbrm, 
  conical 
  12. 
  Paraidemoiid 
  (p. 
  41). 
  

  

  dK 
  Tegmina 
  fully 
  developed 
  or 
  abbreviate, 
  never 
  much 
  if 
  any 
  shorter 
  than 
  

  

  the 
  pronotum 
  ; 
  hind 
  margin 
  of 
  pronotum 
  distinctly 
  angnlate; 
  fore 
  and 
  middle 
  

  

  femora 
  scarcely 
  more 
  gibbous 
  in 
  the 
  male 
  than 
  in 
  the 
  female 
  (except 
  in 
  some 
  

  

  species 
  of 
  Campylacantha). 
  

  

  e^ 
  Tegmina 
  fully 
  developed; 
  disk 
  of 
  pronotum 
  nearly 
  flat, 
  the 
  lateral 
  lobes 
  

  

  nearly 
  at 
  right 
  angles 
  to 
  it, 
  the 
  posterior 
  margin 
  rectangulate 
  or 
  subrectau- 
  

  

  gulate; 
  prosternal 
  spine 
  quadrate, 
  appressed, 
  broadly 
  truncate. 
  

  

  13. 
  Aidemona 
  (p. 
  44). 
  

  

  e^. 
  Tegmina 
  abbreviate; 
  disk 
  of 
  pronotum 
  tectiform, 
  the 
  po.sterior 
  margin 
  

  

  obtusangulate; 
  prosternal 
  spine 
  more 
  or 
  less 
  conical 
  and 
  acuminate. 
  

  

  /'. 
  Head 
  not 
  prominent, 
  the 
  summit 
  very 
  slightly 
  arclied 
  longitudinally; 
  

  

  prosternal 
  spine 
  erect; 
  furcula 
  of 
  male 
  composed 
  of 
  projecting 
  cylindrical 
  

  

  lingers; 
  surface 
  of 
  the 
  body 
  very 
  feebly 
  pilose 
  14. 
  Ilypochlora 
  (ii.-iG). 
  

  

  fK 
  Head 
  i)roniinent, 
  the 
  summit 
  strongly 
  arched 
  hmgitudiually 
  ; 
  proster- 
  

   nal 
  spine 
  more 
  or 
  less 
  retrorse; 
  furcula 
  of 
  male 
  reduced 
  to 
  slight, 
  scarcely 
  

   projecting 
  lobes; 
  surface 
  of 
  body 
  rather 
  densely 
  pilose. 
  

  

  15. 
  Campi/Jacautha 
  (p. 
  48). 
  

  

  