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  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  

  

  at 
  the 
  lateral 
  carinae; 
  an 
  obliciue 
  cuneiform 
  yellow 
  dash, 
  the 
  apex 
  in 
  

   front 
  and 
  above, 
  follows 
  the 
  ridge 
  of 
  the 
  nietathoracic 
  episterna, 
  niar- 
  

   jiiiied 
  on 
  eitlier 
  side 
  by 
  an 
  equal 
  piceous 
  belt. 
  The 
  dorsal 
  field 
  of 
  the 
  

   tegniina 
  is 
  of 
  tlie 
  same 
  color 
  as 
  the 
  disk 
  of 
  the 
  pronotum, 
  or 
  oceasion;illy 
  

   a 
  little 
  paler, 
  while 
  the 
  lateral 
  field 
  is 
  nearly 
  always 
  much 
  darker 
  

   brown, 
  the 
  discoidal 
  area 
  marked 
  by 
  dashes 
  of 
  blackish 
  fuscous, 
  which 
  

   occasionally 
  suffuses 
  nearly 
  the 
  whole 
  of 
  the 
  lateral 
  field. 
  The 
  hind 
  

   femora 
  are 
  twice 
  barred 
  with 
  blackish 
  above, 
  and 
  have 
  more 
  or 
  less 
  

   blackish 
  fuscous 
  on 
  their 
  outer 
  face; 
  while 
  the 
  under 
  portion 
  of 
  the 
  

   femora 
  is 
  yellowish, 
  and 
  the 
  hind 
  tibiae 
  red 
  with 
  black-tipped 
  spines, 
  

   twelve, 
  rarely 
  thirteen, 
  in 
  number 
  in 
  tlie 
  outer 
  series. 
  

  

  Length 
  of 
  body, 
  male, 
  19 
  mm., 
  female, 
  25 
  mm.; 
  antennae, 
  male, 
  9 
  

   mm., 
  female, 
  18.5 
  mm.; 
  tegmina, 
  male, 
  8 
  mm., 
  female, 
  9.5 
  mm.; 
  hind 
  

   femora, 
  male, 
  12 
  mm., 
  female, 
  13.5 
  mm. 
  

  

  TLree 
  males, 
  G 
  females. 
  Dallas, 
  Texas, 
  J. 
  Boll. 
  

  

  8. 
  MELANOPLUS 
  SIMPLEX, 
  new 
  species. 
  

   (Plate 
  X, 
  tig. 
  X.) 
  

  

  Ashen 
  brown, 
  darker 
  above, 
  sometimes 
  darker 
  throughout, 
  with 
  

   a 
  postocular 
  piceous 
  band. 
  Head 
  not 
  at 
  all 
  prominent, 
  luteo-testaceous 
  

   with 
  a 
  feeble 
  olivaceous 
  tinge, 
  the 
  summit 
  with 
  a 
  pair 
  of 
  submedian 
  

   triangular 
  stripes 
  posteriorly; 
  vertex 
  tumid, 
  elevated 
  above 
  the 
  prono- 
  

   tum, 
  the 
  interspace 
  between 
  the 
  eyes 
  not 
  very 
  narrow, 
  slightly 
  broader 
  

   than 
  the 
  first 
  antennal 
  joint; 
  fastigium 
  strongly 
  declivent, 
  broadly 
  

   sulcate 
  anteriorly, 
  more 
  deeply 
  in 
  the 
  nuile 
  than 
  in 
  the 
  female; 
  frontal 
  

   costa 
  as 
  broad 
  as 
  the 
  interspace 
  between 
  the 
  eyes, 
  equal, 
  faintly 
  

   depressed 
  at 
  the 
  ocellus, 
  seriately 
  punctate 
  at 
  the 
  sides 
  ; 
  eyes 
  rather 
  

   large, 
  rather 
  prominent 
  in 
  tlie 
  male, 
  a 
  little 
  longer 
  than 
  the 
  infraocular 
  

   portion 
  of 
  the 
  genae; 
  antennae 
  dark 
  ferruginous, 
  about 
  two-thirds 
  as 
  

   long 
  as 
  the 
  hind 
  femora, 
  of 
  similar 
  relative 
  length 
  in 
  the 
  two 
  sexes. 
  

   Pronotum 
  short, 
  subequal, 
  scarcely 
  enlarging 
  posteriorly, 
  slightly 
  

   darker 
  on 
  the 
  disk 
  than 
  on 
  the 
  lateral 
  lobes 
  and 
  more 
  or 
  less 
  feebly 
  

   punctate 
  or 
  blotched 
  with 
  fuscous, 
  the 
  lateral 
  lobes 
  with 
  a 
  broad, 
  equal, 
  

   piceous 
  band, 
  extending 
  from 
  behind 
  the 
  eyes 
  across 
  the 
  upper 
  part 
  of 
  

   the 
  pro/xuia; 
  front 
  margin 
  feebly 
  convex, 
  hind 
  margin 
  broadly 
  angu- 
  

   late; 
  the 
  median 
  carina 
  sharper 
  on 
  the 
  metazona 
  than 
  on 
  the 
  prozona 
  

   but 
  hardly 
  more 
  prominent, 
  the 
  disk 
  separated 
  from 
  the 
  slightly 
  tumid 
  

   lateral 
  lobes 
  by 
  a 
  blunt 
  angle, 
  but 
  without 
  distinct 
  lateral 
  carinae; 
  

   prozona 
  in 
  both 
  sexes 
  slightly 
  longitudinal, 
  about 
  a 
  fourth 
  longer 
  than 
  

   the 
  feebly 
  imnctate 
  metazona. 
  Prosteriuil 
  spine 
  rather 
  long, 
  not 
  slen 
  

   der, 
  and 
  erect, 
  cylindrical 
  and 
  very 
  blunt 
  (male) 
  or 
  conical 
  but 
  not 
  

   acuminate 
  (female); 
  interspace 
  between 
  mesosternal 
  lobes 
  somewhat 
  

   longer 
  than 
  broad 
  (male) 
  or 
  distinctly 
  transverse 
  (female), 
  the 
  meta 
  

   sternal 
  lobes 
  attingent 
  over 
  a 
  short 
  space 
  (male) 
  or 
  ai)proximate 
  

   (female). 
  Tegmina 
  slightly 
  or 
  considerably 
  longer 
  than 
  the 
  head 
  and 
  

  

  