﻿356 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  vol. 
  xx. 
  

  

  Dark 
  brownish 
  fuscous, 
  the 
  upper 
  half 
  of 
  the 
  lateral 
  lobes 
  of 
  thepro- 
  

   notum 
  aud 
  especially 
  of 
  the 
  prozoua 
  generally 
  distinctly 
  darker 
  than 
  

   the 
  lower, 
  often 
  forming- 
  a 
  broad 
  dark 
  band. 
  Head 
  brownish 
  fuscous, 
  

   lighter 
  below, 
  irregularly 
  flecked 
  and 
  mottled 
  with 
  fuscous, 
  gently 
  tumid 
  

   above 
  ; 
  interspace 
  between 
  the 
  eyes 
  broad, 
  but 
  narrower 
  than 
  the 
  frontal 
  

   costa, 
  the 
  fasti 
  gium 
  plane 
  but 
  with 
  the 
  margins 
  feebly 
  and 
  roundly 
  

   elevated 
  at 
  its 
  narrowest, 
  broadening 
  in 
  front 
  and 
  passing 
  insensibly 
  

   into 
  tlie 
  frontal 
  costa; 
  the 
  latter 
  very 
  broad, 
  subequal, 
  not 
  at 
  all 
  con- 
  

   stricted 
  above, 
  sliallowly 
  sulcate 
  at 
  and 
  below 
  the 
  ocellus, 
  feebly 
  punc- 
  

   tate; 
  eyes 
  elongate 
  oval, 
  narrower 
  above 
  than 
  below, 
  but 
  little 
  prom- 
  

   inent; 
  antennae 
  about 
  as 
  long 
  (male) 
  or 
  hardly 
  three-fourths 
  as 
  long 
  

   (female) 
  as 
  the 
  hind 
  femora, 
  rather 
  slender, 
  fulvotestaceous. 
  Prono- 
  

   tum 
  scarcely 
  enlarging 
  posteriorly, 
  the 
  disk 
  nearly 
  plane, 
  with 
  rounded 
  

   lateral 
  carinae 
  separating 
  it 
  from 
  the 
  vertical 
  lateral 
  lubes, 
  the 
  prozona 
  

   barely 
  longitudinal 
  (male) 
  or 
  barely 
  transverse 
  (female), 
  about 
  a 
  fourth 
  

   (male) 
  or 
  less 
  than 
  that 
  (female) 
  longer 
  than 
  the 
  metazona, 
  the 
  median 
  

   carina 
  subobsolete 
  between 
  the 
  sulci 
  and 
  more 
  distinct 
  on 
  the 
  metazona 
  

   than 
  on 
  the 
  prozona, 
  the 
  front 
  border 
  barely 
  convex, 
  the 
  hind 
  border 
  

   broadly 
  convex 
  or 
  more 
  frequently 
  obtusely 
  angulato-convex, 
  its 
  promi- 
  

   nence 
  slightly 
  variable, 
  the 
  principal 
  sulcus 
  not 
  quite 
  transverse 
  by 
  the 
  

   slight 
  emargination 
  of 
  the 
  posterior 
  border 
  of 
  the 
  prozona, 
  ferrugineo- 
  

   testaceous, 
  profusely 
  and 
  finely 
  flecked 
  with 
  fuscous, 
  rather 
  feebly 
  punc- 
  

   tate 
  even 
  on 
  the 
  metazona, 
  the 
  lateral 
  lobes 
  with 
  a 
  sometimes 
  obsolete, 
  

   generally 
  somewhat 
  obscure, 
  dark 
  fuscous 
  band, 
  in 
  extreme 
  cases 
  ex- 
  

   tending 
  from 
  the 
  eyes 
  across 
  the 
  whole 
  pronotum 
  and 
  occupying 
  nearly 
  

   the 
  whole 
  upper 
  lialf 
  of 
  the 
  lateral 
  lobes 
  ; 
  thoracic 
  epimera 
  black. 
  Pro- 
  

   sternal 
  si^iue 
  stout, 
  rather 
  long, 
  cylindrical, 
  tapering 
  only 
  at 
  tlie 
  rounded 
  

   apex, 
  somewhat 
  retrorse. 
  Tegmina 
  always 
  abbreviated, 
  distinctly 
  

   sliorter 
  than 
  the 
  abdomen 
  or 
  the 
  hind 
  femora, 
  generally 
  a 
  little 
  longer 
  

   than 
  the 
  head 
  and 
  pronotum 
  together, 
  dark 
  fuscous, 
  the 
  anal 
  area 
  some- 
  

   times 
  much 
  lighter, 
  the 
  discoidal 
  area 
  flecked 
  somewhat 
  coifusedly 
  

   with 
  mingled 
  blackish 
  and 
  light 
  testaceous, 
  the 
  ai)ex 
  bluntly 
  acuminate. 
  

   Hind 
  femora 
  moderately 
  stout 
  and 
  rather 
  long, 
  testaceous, 
  varying 
  

   from 
  cinereous 
  to 
  dull 
  flavous, 
  broadly 
  bifasciate 
  with 
  black, 
  the 
  genicu- 
  

   lar 
  arc 
  black 
  on 
  both 
  sides; 
  beneath 
  they 
  are 
  normally 
  flavous 
  or 
  ful- 
  

   vous; 
  hind 
  tibiae 
  dull 
  red, 
  with 
  a 
  narrow, 
  subbasal, 
  black 
  annulus, 
  next 
  

   which 
  they 
  are 
  more 
  or 
  less 
  obscured 
  with 
  fuscous, 
  sometimes 
  forming 
  

   a 
  dusky 
  belt 
  half 
  way 
  to 
  the 
  tip, 
  the 
  spines 
  black 
  almost 
  to 
  the 
  very 
  

   base, 
  ten 
  to 
  eleven 
  in 
  number 
  in 
  the 
  outer 
  series. 
  Posterior 
  extremity 
  

   of 
  male 
  abdomen 
  feebly 
  clavate, 
  well 
  rounded, 
  the 
  supraanal 
  plate 
  

   rounded 
  triangular 
  with 
  a 
  feebly 
  produced 
  tip, 
  nearly 
  flat, 
  the 
  median 
  

   sulcus 
  percurrent, 
  slender, 
  moderately 
  deep, 
  bounded 
  by 
  low 
  rounded 
  

   walls 
  which 
  extend 
  over 
  about 
  three-fourths 
  of 
  the 
  plate; 
  furcula 
  want- 
  

   ing, 
  the 
  last 
  dorsal 
  segment 
  narrow 
  and 
  narrowly 
  parted 
  in 
  the 
  middle; 
  

   cerci 
  heavy, 
  broad, 
  punctate 
  except 
  apical 
  ly, 
  externally 
  broadly 
  convex, 
  

   the 
  basal 
  two-fifths 
  nearly 
  equal, 
  beyond 
  expanding 
  rapidly 
  and 
  con- 
  

  

  