﻿180 
  I'RO 
  CEEDING 
  S 
  OF 
  THE 
  XA 
  TIO 
  NA 
  L 
  M 
  USE 
  UM. 
  vol 
  xx. 
  

  

  short 
  appressed 
  subconieal, 
  very 
  blunt, 
  erect 
  (female), 
  but 
  sonietimes 
  it 
  

   is 
  very 
  blunt 
  aud 
  decidedly 
  ai)pre;ssed 
  in 
  the 
  male, 
  also 
  it 
  is 
  occasionally 
  

   distinctly 
  transverse, 
  but 
  it 
  usually 
  sliows 
  a 
  distinct 
  taper, 
  generally 
  

   from 
  base 
  to 
  tip; 
  interspace 
  between 
  niesosternal 
  lobes 
  varying 
  from 
  

   quadrate 
  to 
  half 
  as 
  long 
  again 
  as 
  broad 
  (male) 
  or 
  from 
  (piadrate 
  to 
  

   slightly 
  longer 
  than 
  broad 
  (female). 
  Tegmina 
  usually 
  surijassing 
  con- 
  

   siderably 
  the 
  hind 
  femora, 
  occasionally 
  and 
  especially 
  in 
  the 
  female 
  only 
  

   a 
  little, 
  slender, 
  feebly 
  tapering, 
  brownish 
  fuscous, 
  nearly 
  always 
  flecked 
  

   lightly 
  with 
  fuscous 
  throughout 
  the 
  discoidal 
  area; 
  wings 
  rather 
  broad, 
  

   hyaline, 
  the 
  veins 
  mostly 
  testaceous, 
  growing 
  increasingly 
  fuscous 
  

   toward 
  the 
  margins, 
  the 
  apex 
  sometimes 
  most 
  faintly, 
  scarcely 
  percepti- 
  

   bl}^, 
  infumate. 
  Thoracic 
  ei)isterna 
  mostly 
  tlavo-testaceous 
  in 
  contrast 
  to 
  

   the 
  fuscous 
  surroundings. 
  Fore 
  and 
  middle 
  femora 
  of 
  male 
  somewhat 
  

   tumid; 
  hind 
  femora 
  luteo- 
  or 
  flavo- 
  testaceous, 
  obscurely 
  broadly 
  and 
  

   obliquely 
  bifasciate 
  with 
  fuscous 
  besides 
  the 
  fuscous 
  base, 
  the 
  inner 
  sur- 
  

   face 
  mostly 
  llavous, 
  more 
  or 
  less 
  clouded 
  with 
  fuscous, 
  the 
  lower 
  surface 
  

   externally 
  flushed 
  with 
  roseate, 
  the 
  geniculation 
  mostly 
  fuscous; 
  hind 
  

   tibiae 
  normallyrather 
  bright 
  red, 
  often 
  feeblj- 
  pallescent 
  at 
  base, 
  with 
  a 
  

   faint 
  fuscous 
  patellar 
  spot, 
  but 
  not 
  infrequently 
  pale 
  red 
  or 
  pale 
  green 
  

   or 
  pale 
  yellow, 
  or 
  even 
  dark 
  blue, 
  the 
  spines 
  black 
  beyond 
  the 
  base, 
  

   nine 
  to 
  twelve 
  in 
  number 
  in 
  the 
  outer 
  series. 
  Extremity 
  of 
  male 
  abdo- 
  

   men 
  a 
  little 
  clavate, 
  a 
  little 
  recurved, 
  the 
  supraanal 
  plate 
  triangular 
  

   or 
  hastate, 
  feebly 
  compressed 
  just 
  beyond 
  the 
  middle, 
  the 
  lateral 
  mar- 
  

   gins 
  before 
  that 
  a 
  little 
  elevated, 
  the 
  tip 
  acutangulate, 
  the 
  median 
  

   sulcus 
  moderately 
  deep, 
  evanescent 
  apically, 
  its 
  bounding 
  ridges 
  rather 
  

   high 
  and 
  followed 
  apically 
  by 
  a 
  pair 
  of 
  more 
  distant 
  longitudinal 
  ridges 
  

   of 
  less 
  importance; 
  furcula 
  consisting 
  of 
  a 
  pair 
  of 
  more 
  or 
  less 
  diver- 
  

   gent, 
  slight, 
  slender, 
  acuminate 
  spines, 
  less 
  than 
  a 
  third, 
  sometimes 
  

   only 
  a 
  fourth, 
  the 
  length 
  of 
  the 
  supraanal 
  plate; 
  cerci 
  generally 
  about 
  

   twice 
  as 
  long 
  as 
  broad, 
  sometimes 
  less 
  than 
  that, 
  rarely 
  exceeding 
  it, 
  

   composed 
  of 
  a 
  basal, 
  nearly 
  equal, 
  feebly 
  tumid 
  piece, 
  and 
  a 
  strongly 
  

   compressed, 
  slightly 
  upturned 
  and 
  somewhat 
  inbeut 
  apical 
  portion, 
  

   narrowed 
  by 
  the 
  oblique 
  excision 
  of 
  the 
  inferior 
  margin, 
  the 
  apex 
  well 
  

   rounded; 
  subgenital 
  plate 
  subpyramidal, 
  with 
  the 
  apical 
  margin 
  a 
  little 
  

   but 
  rather 
  abruptly 
  elevated, 
  thickened 
  and 
  mesially 
  notched 
  with 
  

   greater 
  or 
  less, 
  generally 
  considerable, 
  distinctness, 
  the 
  notch 
  followed 
  

   by 
  a 
  posterior 
  sulcation 
  to 
  some 
  distance. 
  

  

  Length 
  of 
  body, 
  male, 
  21.5 
  mm., 
  female, 
  24 
  mm.; 
  antennae, 
  male, 
  10 
  

   mm., 
  fennile, 
  7.5 
  mm.; 
  teginina, 
  male 
  aud 
  female, 
  20 
  mm.; 
  hind 
  femora, 
  

   male, 
  12.5 
  mm,, 
  female, 
  12.75 
  mm. 
  

  

  Three 
  hundred 
  and 
  eighty-seven 
  males, 
  408 
  females. 
  Halifax, 
  Nova 
  

   Scotia, 
  II. 
  Piers: 
  Ottawa, 
  Canada 
  (U.S.N.M.—Kiley 
  collection); 
  Maine, 
  

   Packard; 
  Moosehead 
  Lake, 
  Maine; 
  Bar 
  Harbor, 
  Mount 
  Desert 
  Island, 
  

   Maine 
  (S. 
  Henshaw); 
  White 
  Mountains, 
  New 
  Hampshire, 
  from 
  valleys 
  

   through 
  forests 
  to 
  highest 
  summits 
  of 
  Mount 
  Washington, 
  Mount 
  

   Madison, 
  Mount 
  Lafayette 
  — 
  Scndder, 
  Henshaw, 
  Packard, 
  SlmrtlelT, 
  

   Morse, 
  Mrs. 
  Slosson 
  (S. 
  H. 
  Scudder; 
  Museum 
  Comparati\"e 
  Zoology, 
  

  

  