﻿NO. 
  1124. 
  BEVISION 
  OF 
  THE 
  MELANOPLI—SCVDDEE. 
  177 
  

  

  25. 
  MELANOPLUS 
  DEFECTUS, 
  new 
  species. 
  

  

  (Plate 
  XII, 
  tig. 
  6.) 
  

  

  Of 
  medium 
  or 
  a 
  little 
  less 
  than 
  medium 
  size, 
  ferrugineo-flavous. 
  

   Head 
  not 
  promiueut, 
  tlavous 
  or 
  ferruginous 
  or 
  a 
  mixture 
  of 
  both, 
  

   marked 
  above 
  with 
  a 
  double 
  median 
  black 
  line 
  and 
  with 
  a 
  piceous 
  

   postocular 
  band 
  of 
  varying 
  width; 
  vertex 
  gently 
  tumid, 
  feebly 
  elevated 
  

   above 
  the 
  pronotum, 
  the 
  intersiDaoe 
  between 
  the 
  eyes 
  alike 
  in 
  both 
  

   sexes, 
  half 
  as 
  broad 
  again 
  as 
  the 
  first 
  autennal 
  joint; 
  fastigium 
  steeply 
  

   declivent, 
  deeply 
  sulcate; 
  frontal 
  costa 
  failing 
  to 
  reach 
  the 
  clypeus, 
  

   snbequal, 
  as 
  broad 
  as 
  or 
  slightly 
  broader 
  than 
  the 
  interspace 
  between 
  

   the 
  eyes, 
  sulcate 
  at 
  and 
  below 
  the 
  ocellus, 
  biseriately 
  punctate 
  through- 
  

   out; 
  eyes 
  moderately 
  large, 
  not 
  very 
  prominent, 
  much 
  longer 
  than 
  the 
  

   intraocular 
  portion 
  of 
  the 
  geuae; 
  antennae 
  flavo-luteous, 
  about 
  two-thirds 
  

   (male) 
  or 
  about 
  three-fifths 
  (female) 
  as 
  long 
  as 
  the 
  hind 
  femora. 
  Pro- 
  

   notum 
  subequal 
  on 
  the 
  i^rozona, 
  expanding 
  posteriorly 
  on 
  themetazona, 
  

   darker 
  above 
  than 
  on 
  the 
  sides, 
  the 
  lateral 
  lobes 
  with 
  a 
  broad, 
  broken, 
  

   and 
  irregular, 
  piceous, 
  postocular 
  band 
  confined 
  to 
  the 
  prozona, 
  the 
  

   di.sk 
  nearly 
  plane 
  but 
  feebly 
  convex, 
  passing 
  into 
  the 
  vertical 
  lobes 
  by 
  a 
  

   distinctly 
  angulated 
  but 
  rounded 
  shoulder 
  nearly 
  forming 
  lateral 
  carinae 
  

   on 
  the 
  metazona; 
  median 
  carina 
  distinct 
  on 
  the 
  metazona, 
  subobsolete 
  

   and 
  equal 
  on 
  the 
  prozona; 
  front 
  margin 
  truncate, 
  hind 
  margin 
  obtusan- 
  

   gulate, 
  the 
  angle 
  well 
  rounded 
  ; 
  prozona 
  feebly 
  transverse 
  in 
  both 
  sexes, 
  

   scarcely 
  or 
  not 
  longer 
  than 
  the 
  densely 
  ])unctate 
  metazona. 
  Proster- 
  

   nal 
  spine 
  rather 
  short, 
  feebly 
  conical, 
  very 
  blunt, 
  slightly 
  appressed, 
  

   suberect, 
  shorter 
  in 
  the 
  female 
  than 
  in 
  the 
  male; 
  interspace 
  between 
  

   mesosternal 
  lobes 
  nearly 
  twice 
  as 
  long 
  as 
  broad 
  (male) 
  or 
  subquadrate 
  

   (female). 
  Teginina 
  slightly 
  abbreviated, 
  scarcely 
  (female) 
  or 
  a 
  little 
  

   (male) 
  surpassing 
  the 
  middle 
  of 
  the 
  hind 
  femora, 
  of 
  moderate 
  breadth, 
  

   tapering 
  regularly 
  but 
  not 
  greatly 
  to 
  a 
  rather 
  broadly 
  rounded 
  apex, 
  

   brownish 
  hyaline, 
  flecked 
  with 
  black 
  at 
  base 
  and 
  along 
  middle 
  of 
  dis- 
  

   coidal 
  area; 
  wings 
  similarly 
  developed. 
  Fore 
  and 
  middle 
  femora 
  of 
  

   male 
  scarcely 
  enlarged; 
  hind 
  femora 
  varying 
  from 
  flavous 
  to 
  ferrugi- 
  

   nous, 
  the 
  outer 
  face 
  and 
  especially 
  its 
  upper 
  portion 
  more 
  or 
  less 
  and 
  

   rather 
  uniformly 
  infuscated 
  between 
  the 
  incisures, 
  the 
  inner 
  face 
  tri- 
  

   maculate 
  above, 
  the 
  lower 
  face 
  feebly 
  roseate, 
  the 
  genicular 
  arc 
  and 
  a 
  

   transverse 
  bar 
  at 
  base 
  of 
  lower 
  genicular 
  lobe 
  black 
  or 
  fuscous; 
  hind 
  

   tibiae 
  pale 
  red, 
  the 
  S]3ines 
  black 
  beyond 
  the 
  base, 
  ten 
  to 
  twelve 
  in 
  num- 
  

   ber 
  in 
  the 
  outer 
  series. 
  Extremity 
  of 
  male 
  abdomen 
  clavate, 
  a 
  little 
  

   recurved, 
  the 
  supraaual 
  plate 
  triangular 
  with 
  acutangulate 
  apex 
  and 
  

   the 
  lateral 
  margins 
  elevated 
  especially 
  on 
  the 
  basal 
  half, 
  the 
  median 
  

   sulcus 
  tolerably 
  deep 
  between 
  high 
  and 
  narrow 
  but 
  rounded 
  walls; 
  

   furcula 
  consisting 
  of 
  a 
  pair 
  of 
  moderately 
  distant, 
  scarcely 
  diverging, 
  

   tapering, 
  slender 
  spines, 
  a 
  little 
  larger 
  than 
  the 
  last 
  dorsal 
  segment; 
  

   cerci 
  slightly 
  less 
  than 
  twice 
  as 
  long 
  as 
  median 
  breadth, 
  the 
  basal 
  half 
  

   feebly 
  tapering, 
  the 
  apical 
  half 
  narrowed 
  by 
  the 
  slight 
  oblique 
  excision 
  

   Proc. 
  X. 
  M. 
  vol. 
  XX 
  Vl 
  

  

  