﻿EE 
  VISION 
  OF 
  THE 
  ME 
  LANOPLI—SC 
  UDDER. 
  173 
  

  

  the 
  male; 
  fasti 
  gium 
  rather 
  steeply 
  declivent, 
  distinctly 
  (male) 
  or 
  shal- 
  

   lowly 
  (female) 
  and 
  broadly 
  sulcate; 
  frontal 
  costa 
  rather 
  prominent, 
  per- 
  

   current 
  or 
  almost 
  percurrent, 
  equal, 
  as 
  broad 
  as 
  (female) 
  or 
  slightly 
  

   broader 
  than 
  (male) 
  the 
  interspace 
  between 
  the 
  eyes, 
  biseriately 
  jjuuc- 
  

   tate 
  throughout, 
  slightly 
  dei)ressed 
  at 
  and 
  just 
  below 
  the 
  ocellus; 
  eyes 
  

   moderately 
  large, 
  prominent 
  especially 
  in 
  the 
  male, 
  much 
  longer 
  than 
  

   the 
  infraocular 
  portion 
  of 
  the 
  genae; 
  antennae 
  fulvous, 
  basally 
  lutescent, 
  

   four-fifths 
  (male) 
  or 
  less 
  than 
  three-fifths 
  (female) 
  as 
  long 
  as 
  the 
  hind 
  

   femora. 
  Prouotum 
  subequal 
  but 
  for 
  the 
  gently 
  flaring 
  metazona, 
  more 
  

   or 
  less 
  infuscated, 
  sometimes 
  punctate 
  or 
  strigose 
  with 
  fuscous, 
  with 
  a 
  

   generally 
  distinct 
  postocular 
  piceous 
  band 
  on 
  the 
  lateral 
  lobes 
  of 
  the 
  

   prozona, 
  the 
  disk 
  very 
  broadly 
  convex 
  and 
  [)assing 
  into 
  the 
  subvertical 
  

   lateral 
  lobes 
  by 
  a 
  broadly 
  rounded 
  but 
  distinct 
  shoulder, 
  occasionally 
  

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

   feeble 
  on 
  the 
  prozona, 
  nearly 
  always 
  (es[)ecially 
  in 
  tlie 
  male) 
  subobsolete 
  

   between 
  the 
  sulci; 
  front 
  margin 
  truncate 
  or 
  subtruncate, 
  hind 
  margin 
  

   obtusangulate, 
  the 
  angle 
  little 
  rounded; 
  i)rozona 
  feebly 
  longitudinal 
  or 
  

   rarely 
  quadrate 
  (male) 
  or 
  more 
  or 
  less 
  distinctly 
  transverse 
  (female), 
  gen- 
  

   erally 
  and 
  especially 
  in 
  the 
  male 
  a 
  little 
  longer 
  tlian 
  the 
  finely 
  ])unctate 
  

   metazona. 
  Prosternal 
  spine 
  moderately 
  long, 
  erect, 
  cylindiical, 
  blunt, 
  

   in 
  the 
  female 
  tapering 
  a 
  little 
  as 
  seen 
  from 
  the 
  front; 
  interspace 
  

   between 
  mesosternal 
  lobes 
  twice 
  as 
  long 
  as 
  broad 
  (male) 
  or 
  a 
  little 
  

   longer 
  than 
  broad 
  (female). 
  Tegmina 
  reaching 
  or 
  somewhat 
  surjiass- 
  

   ing 
  the 
  tips 
  of 
  the 
  hind 
  femora, 
  rather 
  slender, 
  tapering 
  with 
  some 
  

   distinctness, 
  apically 
  narrow, 
  brownish 
  fuscous, 
  apically 
  fusco-hyaline, 
  

   the 
  middle 
  third 
  or 
  more 
  of 
  the 
  discoidal 
  area 
  more 
  or 
  less 
  ieebly 
  and 
  

   rather 
  minutely 
  flecked 
  with 
  fuscous; 
  wings 
  moderately 
  broad, 
  hyaline, 
  

   with 
  blackish 
  fuscous 
  veins. 
  Fore 
  and 
  middle 
  femora 
  of 
  male 
  not 
  very 
  

   tumid 
  (the 
  middle 
  more 
  than 
  the 
  fore 
  femora), 
  the 
  hind 
  femora 
  flavo- 
  

   testaceous, 
  very 
  obliquely 
  and 
  rather 
  broadly 
  bifasciate 
  with 
  fuscous, 
  

   which 
  sometimes 
  suffuses 
  nearly 
  the 
  whole 
  ui)i)er 
  half, 
  the 
  lower 
  face 
  

   sometimes 
  very 
  feebly 
  roseate, 
  the 
  genicular 
  arc 
  black, 
  the 
  lower 
  

   genicular 
  lobe 
  usually 
  pallid 
  throughout; 
  hind 
  tibiae 
  pale 
  glaucous, 
  

   rarely 
  red, 
  the 
  spines 
  black 
  nearly 
  to 
  their 
  base, 
  ten 
  to 
  twelve 
  in 
  num- 
  

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

   gently 
  recurved, 
  the 
  supraanal 
  plate 
  triangular 
  with 
  feebly 
  convex 
  

   lateral 
  margins, 
  subrectangulate 
  ax)ex, 
  and 
  a 
  narrow 
  percurrent 
  median 
  

   sulcus 
  between 
  rather 
  high 
  and 
  sharp 
  walls; 
  furcula 
  consisting 
  of 
  a 
  

   pair 
  of 
  feebly 
  divergent, 
  slender, 
  tapering 
  and 
  acuminate, 
  slightly 
  

   dejjressed 
  spines 
  about 
  a 
  fourth 
  the 
  length 
  of 
  the 
  supraanal 
  plate; 
  

   cerci 
  rather 
  small, 
  a 
  little 
  more 
  than 
  twice 
  as 
  long 
  as 
  broad, 
  gently 
  

   tapering 
  and 
  externally 
  a 
  little 
  tumid 
  in 
  the 
  basal 
  half, 
  beyond 
  subequal, 
  

   compressed 
  or 
  subsulcate, 
  gently 
  upturned, 
  apically 
  subtruncate 
  or 
  

   broadly 
  rounded; 
  subgenital 
  plate 
  very 
  slightly 
  elevated 
  apically, 
  the 
  

   margin 
  feebly 
  notched. 
  

  

  Length 
  of 
  body, 
  male, 
  18 
  mm,, 
  female, 
  -5J 
  mm.; 
  antennae, 
  male, 
  8.25 
  

  

  