﻿302 
  FROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  vol.xx. 
  

  

  92. 
  MELANOPLUS 
  COMPTUS, 
  new 
  species. 
  

   (Plate 
  XX, 
  iig. 
  2.) 
  

  

  Of 
  small 
  size 
  and 
  brownish 
  fuscous 
  color. 
  Head 
  dull 
  brownish 
  

   luteous 
  somewhat 
  uniformly 
  infuniated, 
  above 
  much 
  infuscated 
  with 
  

   only 
  a 
  feeble 
  mottling 
  of 
  luteous; 
  vertex 
  feebly 
  tumid, 
  only 
  slightly 
  

   elevated 
  above 
  the 
  level 
  of 
  the 
  pronotum, 
  the 
  interspace 
  between 
  the 
  

   eyes 
  as 
  broad 
  as 
  the 
  first 
  antenna! 
  Joint; 
  fastigium 
  strongly 
  decliveut, 
  

   rather 
  deeply 
  sulcate 
  throughout; 
  frontal 
  costa 
  equal, 
  as 
  broad 
  as 
  the 
  

   intersi^ace 
  between 
  the 
  eyes, 
  shallowly 
  sulcate 
  at 
  and 
  below 
  the 
  ocel- 
  

   lus, 
  biseriately 
  punctate; 
  eyes 
  rather 
  large 
  and 
  pronunent, 
  much 
  longer 
  

   than 
  the 
  infraocular 
  portion 
  of 
  the 
  genae; 
  antennae 
  fulvous, 
  more 
  than 
  

   three-fourths 
  as 
  long 
  as 
  the 
  hind 
  femora. 
  Pronotum 
  brownish 
  fuscous 
  

   above, 
  luteo-testaceous 
  on 
  lateral 
  lobes, 
  the 
  latter 
  marked 
  above 
  on 
  the 
  

   prozona 
  by 
  a 
  broad 
  dull 
  piceous 
  strijje 
  sometimes 
  tinged 
  with 
  smoky 
  

   olivaceous; 
  disk 
  scarcely 
  expanding 
  on 
  the 
  metazona, 
  very 
  broadly 
  

   convex 
  and 
  passing 
  into 
  the 
  interiorly 
  vertical 
  lateral 
  lobes 
  by 
  a 
  well 
  

   rounded 
  shoulder 
  nowhere 
  forming 
  distinct 
  lateral 
  carinae; 
  median 
  

   carina 
  obsolete 
  on 
  the 
  prozona; 
  Iront 
  margin 
  transverse, 
  almost 
  imper- 
  

   ceptibly 
  emarginate 
  in 
  the 
  middle, 
  hind 
  margin 
  obtusangulate, 
  the 
  

   angle 
  rounded; 
  prozona 
  subquadrate 
  or 
  feeblj^ 
  longitudinal, 
  distinctly 
  

   longer 
  than 
  the 
  closely 
  punctate 
  metazona. 
  Prosternal 
  spine 
  short, 
  

   conico-cyllndrical, 
  compressed, 
  erect, 
  very 
  blunt; 
  interspace 
  between 
  

   mesosternal 
  lobes 
  of 
  male 
  at 
  least 
  three 
  times 
  as 
  long 
  as 
  broad, 
  the 
  

   metasternal 
  lobes 
  attingent 
  for 
  some 
  distance. 
  Tegmina 
  brownish 
  fus- 
  

   cous, 
  immaculate 
  or 
  very 
  obscurely 
  and 
  feebly 
  maculate 
  in 
  the 
  discoidal 
  

   area, 
  slender, 
  subequal, 
  scarcely 
  expanded 
  on 
  the 
  costa, 
  surpassing 
  a 
  

   little 
  the 
  hind 
  femora; 
  wings 
  rather 
  narrow, 
  pellucid, 
  glistening, 
  the 
  

   veins 
  pale 
  blue 
  on 
  the 
  lower, 
  fuscous 
  or 
  blackish 
  on 
  the 
  upper 
  half. 
  

   Fore 
  and 
  middle 
  femora 
  but 
  little 
  tumid, 
  luteo-testaceous 
  blotched 
  with 
  

   fuscous; 
  hind 
  femora 
  luteo-ferruginous, 
  obscured 
  with 
  fuscous 
  above 
  

   and 
  on 
  outer 
  face, 
  above 
  interruptedly, 
  so 
  as 
  to 
  cause 
  feeble 
  signs 
  of 
  

   dusky 
  fasciation, 
  beneath 
  chrome 
  yellow, 
  the 
  genicular 
  arc 
  dull 
  luteous, 
  

   edged 
  only 
  with 
  fuscous; 
  hind 
  tibiae 
  red, 
  narrowly 
  pallid 
  at 
  extreme 
  

   base, 
  the 
  spines 
  black 
  on 
  apical 
  half, 
  ten 
  to 
  eleven 
  in 
  number 
  in 
  the 
  

   outer 
  series. 
  Extremity 
  of 
  male 
  abdomen 
  a 
  little 
  clavate, 
  somewhat 
  

   upturned, 
  the 
  supraanal 
  plate 
  long 
  triangular, 
  the 
  basal 
  three-fifths 
  

   with 
  well 
  rounded 
  uptilted 
  sides, 
  beyond 
  which 
  the 
  plate 
  is 
  laterally 
  

   notched 
  and 
  contracted, 
  the 
  apex 
  produced 
  and 
  very 
  acutangulate, 
  the 
  

   tip 
  blunt, 
  the 
  median 
  sulcus 
  broad 
  and 
  not 
  very 
  deep, 
  terminating 
  with 
  

   the 
  basal 
  portion; 
  furcula 
  consisting 
  of 
  a 
  pair 
  of 
  depressed, 
  uniformly 
  

   tapering, 
  acuminate, 
  slightly 
  divergent 
  fingers 
  less 
  than 
  a 
  third 
  as 
  long 
  

   as 
  the 
  sui>raanal 
  plate; 
  cerci 
  rather 
  short 
  and 
  not 
  very 
  broad, 
  regularly 
  

   spatulate 
  by 
  the 
  regular, 
  slight 
  and 
  gradual 
  mesial 
  contraction, 
  the 
  

   apical 
  half 
  rather 
  strongly 
  incurved, 
  externally 
  hollowed, 
  the 
  apex 
  well 
  

  

  