﻿NO. 
  1124. 
  EEVISWX 
  OF 
  THE 
  MELAXOrLl—SCrDDEU. 
  251 
  

  

  70. 
  MELANOPLUS 
  DECORUS, 
  new 
  species. 
  

  

  (Plate 
  XVII, 
  fig. 
  5.) 
  

  

  Of 
  medium 
  size, 
  very 
  sleuder 
  aud 
  elongate, 
  brownish 
  fuscous 
  with 
  

   a 
  ferruginous 
  tiuge 
  above, 
  tlavous 
  beneath. 
  Head 
  not 
  at 
  all 
  prominent, 
  

   olivaceo-flavous 
  more 
  or 
  less 
  infuscated, 
  above 
  fuscous, 
  with 
  a 
  broad 
  

   piceous 
  iDostocnlar 
  band; 
  vertex 
  hardly 
  at 
  all 
  tumid, 
  not 
  raised 
  above 
  

   tlie 
  level 
  of 
  the 
  pronotum, 
  scarcely 
  or 
  not 
  reaching 
  the 
  level 
  of 
  the 
  

   upper 
  arch 
  of 
  the 
  eyes, 
  tlie 
  interspace 
  between 
  the 
  eyes 
  very 
  narrow, 
  

   hardly 
  as 
  broad 
  as 
  the 
  first 
  antennal 
  joint; 
  fastigium 
  steeply 
  declivent, 
  

   feebly 
  sulcate, 
  oblong* 
  obpyriform; 
  frontal 
  costa 
  percurrent, 
  equal, 
  

   scarcely 
  broader 
  than 
  the 
  interspace 
  between 
  the 
  eyes, 
  feebly 
  sulcate 
  

   at 
  and 
  below 
  the 
  ocellus, 
  faintly 
  punctate; 
  eyes 
  large, 
  very 
  prominent, 
  

   nearly 
  twice 
  as 
  long 
  as 
  the 
  intraocular 
  portion 
  of 
  the 
  genae; 
  antennae 
  

   testaceous 
  at 
  base. 
  Pronotum 
  long, 
  equal, 
  with 
  a 
  scarcely 
  perceptible 
  

   expansion 
  of 
  the 
  metazona, 
  brownish 
  fuscous 
  above, 
  liavous 
  or 
  flavo- 
  

   testaceous 
  on 
  the 
  sides, 
  with 
  a 
  rather 
  broad, 
  percurrent, 
  piceous, 
  post- 
  

   ocular 
  band, 
  narrower 
  on 
  the 
  metazona 
  than 
  on 
  the 
  i)rozona, 
  the 
  disk 
  

   considerably 
  convex 
  and 
  passing 
  with 
  only 
  a 
  feeble 
  shoulder 
  into 
  the 
  

   vertical 
  lateral 
  lobes; 
  median 
  carina 
  distinct, 
  sharp, 
  equal, 
  x)ercurrent; 
  

   front 
  margin 
  feebly 
  convex 
  with 
  the 
  faintest 
  possible 
  emargination, 
  

   hind 
  margin 
  subtruncate; 
  prozona 
  very 
  longitudinal, 
  nearly 
  twice 
  as 
  

   long 
  as 
  tbe 
  densely 
  and 
  sharply 
  punctate 
  metazona. 
  Prosternal 
  spine 
  

   moderate, 
  slender, 
  conico-(f\'lindrical, 
  blunt, 
  erect; 
  interspace 
  between 
  

   mesosternal 
  lobes 
  a 
  little 
  longer 
  than 
  broad. 
  Tegmina 
  abbreviate, 
  

   shorter 
  than 
  the 
  pronotum, 
  attingent 
  or 
  subatlingent, 
  ovate, 
  Avell 
  

   rounded 
  apically, 
  less 
  than 
  twice 
  as 
  long 
  as 
  broad, 
  brownish 
  fuscous. 
  

   Fore 
  and 
  middle 
  femora 
  somewhat 
  tumid 
  in 
  the 
  male; 
  hind 
  femora 
  

   flavous, 
  sometimes 
  more 
  or 
  less 
  ferruginous, 
  the 
  whole 
  geniculation 
  

   except 
  the 
  apical 
  portion 
  of 
  the 
  lower 
  lobe 
  black; 
  hind 
  tibiae 
  pale 
  

   greenish 
  or 
  i)ale 
  glaucous, 
  the 
  spines 
  black 
  to 
  their 
  base, 
  fourteen 
  to 
  

   fifteen 
  in 
  number 
  in 
  the 
  outer 
  series. 
  Extremity 
  of 
  male 
  abdomen 
  

   considerably 
  clavate, 
  recurved, 
  the 
  supraaual 
  plate 
  clypeate 
  with 
  

   rectangulate 
  tip, 
  raised 
  and 
  sinuate 
  lateral 
  margins, 
  a 
  narrow, 
  deep, 
  

   percurrent. 
  median 
  sulcus, 
  the 
  walls 
  of 
  which 
  are 
  hardl}' 
  elevated 
  into 
  

   ridges, 
  and 
  an 
  apical 
  pair 
  of 
  short, 
  convergent, 
  blunt 
  ridges; 
  furcula 
  

   consisting 
  of 
  a 
  pair 
  of 
  basall}' 
  attingent, 
  divergent, 
  slender, 
  tapering", 
  

   acuminate 
  fingers, 
  crossing 
  rather 
  more 
  than 
  a 
  fourth 
  of 
  the 
  supraanal 
  

   plate: 
  cerci 
  composed 
  of 
  a 
  moderately 
  broad, 
  ra])idly 
  tapering, 
  slightly 
  

   tumid, 
  basal 
  portion, 
  about 
  one-third 
  of 
  the 
  whole, 
  and 
  a 
  very 
  sleuder, 
  

   subequal, 
  gently 
  arcuate, 
  incurved, 
  and 
  apically 
  faintly 
  expanding 
  por- 
  

   tion, 
  hardly 
  more 
  than 
  a 
  third 
  as 
  broad 
  as 
  the 
  base, 
  inferiorly 
  angulate 
  

   at 
  tij) 
  and 
  reaching 
  about 
  to 
  the 
  tip 
  of 
  the 
  supraanal 
  plate; 
  subgenital 
  

   plate 
  small, 
  greatly 
  tapering, 
  so 
  as 
  to 
  be 
  very 
  narrow 
  at 
  tip, 
  the 
  apical 
  

   margin 
  considerably 
  elevated 
  to 
  form 
  a 
  delicate 
  tubercle. 
  

   Proc. 
  X. 
  M. 
  vol. 
  XX 
  J 
  7 
  

  

  