﻿NO. 
  1138. 
  

  

  A 
  ME 
  niCA 
  X 
  TYPHI 
  C 
  YBIXA 
  E— 
  G 
  ILLETTE. 
  

  

  719 
  

  

  Fig. 
  22 
  . 
  -— 
  V 
  e 
  n 
  t 
  e 
  X 
  

  

  AND 
  PKONOTUM 
  OF 
  

   DICRANEUKA 
  COM- 
  

   MUNIS. 
  

  

  the 
  base 
  of 
  the 
  clypeus; 
  genae 
  rather 
  broad 
  beneath 
  the 
  lorae 
  bnt 
  not 
  

   attaining 
  the 
  tip 
  of 
  the 
  clypens. 
  Vertex 
  concok)rous 
  with 
  the 
  face, 
  

   withont 
  markings, 
  the 
  anterior 
  angle 
  a 
  right 
  angle 
  ami 
  rather 
  acute. 
  

   Pronotum 
  a 
  little 
  paler 
  than 
  the 
  vertex 
  except 
  upon 
  the 
  middle 
  where 
  

   it 
  is 
  somewhat 
  darker, 
  a 
  little 
  more 
  tlian 
  once 
  and 
  a 
  lialf 
  

   as 
  broad 
  as 
  long 
  and 
  fully 
  once 
  and 
  a 
  half 
  the 
  length 
  

   of 
  the 
  vertex 
  a 
  little 
  concave, 
  behind. 
  Scutellum 
  whit- 
  

   ish, 
  or 
  yellowish 
  white, 
  with 
  the 
  transverse 
  groove 
  short 
  

   and 
  black. 
  Elytra 
  dull 
  milky 
  white, 
  subopaque, 
  nerv- 
  

   ures 
  indistinct, 
  unicolorous 
  throughout, 
  with 
  three 
  long- 
  

   narrow 
  apical 
  cells 
  as 
  shown 
  in 
  the 
  illustration. 
  Ter- 
  

   gum 
  black, 
  venter 
  black 
  to 
  the 
  last 
  segment, 
  which 
  is 
  

   whitish, 
  with 
  the 
  tip 
  corneous, 
  pygofers 
  whitish, 
  pectus 
  black, 
  feet 
  

   whitish 
  throughout. 
  (See 
  Figs. 
  2l', 
  23, 
  24.) 
  

   Types.— 
  ^o. 
  3415, 
  U.S.N.M. 
  

  

  Described 
  from 
  two 
  specimens 
  from 
  the 
  Illinois 
  State 
  Laboratory 
  of 
  

  

  iSTatural 
  History 
  ; 
  one 
  swept 
  

   from 
  rye, 
  April 
  22, 
  and 
  one 
  

   atlight, 
  AprilSO, 
  Nos. 
  14873 
  

   and 
  17004; 
  one 
  specimen 
  

   from 
  Cornell 
  University 
  

   marked 
  "Ithaca, 
  N. 
  Y., 
  31 
  

   July, 
  '94;'' 
  four 
  specimens 
  

   from 
  Professor 
  G. 
  0. 
  Davis 
  

   taken 
  at 
  Michigan 
  Agri- 
  

   cultural 
  College 
  between 
  

   April 
  21 
  and 
  May 
  20 
  ; 
  seven 
  

   specimens 
  from 
  the 
  collec- 
  

   tion 
  of 
  Mr. 
  C. 
  P. 
  Baker, 
  all 
  

   taken 
  at 
  Lansing, 
  Michi- 
  

   gan, 
  on 
  grass, 
  between 
  April 
  28 
  and 
  June 
  G; 
  one 
  specimen 
  taken 
  by 
  

   the 
  writer 
  in 
  miscellaneous 
  sweepings 
  along 
  the 
  river 
  at 
  Port 
  Collins, 
  

   Colorado. 
  Males 
  and 
  females, 
  

  

  DICRANEURA 
  ABNORMIS 
  "Walsh. 
  

  

  Figs. 
  23 
  and 
  24. 
  

  

  -ELYTKOX 
  and 
  wing 
  of 
  DICRANEUnA 
  

  

  COMMUNIS. 
  

  

  Chloroncura 
  ahiwrmls 
  Walsh, 
  Proc. 
  Best. 
  Soc. 
  Xat. 
  Hist.. 
  IX. 
  p. 
  316, 
  1864. 
  

   Dicranciira 
  ahnormh 
  Woodworth, 
  Psyche, 
  \, 
  p. 
  213, 
  1889. 
  

  

  Walsh 
  describes 
  this 
  species 
  as 
  follows: 
  

  

  Pule 
  (lull 
  green, 
  front 
  of 
  head 
  forming 
  au 
  angle 
  of 
  about 
  80-, 
  ^yith 
  the" 
  apex 
  

   rouuded; 
  antennae 
  and 
  eyes 
  fuscous; 
  vertex 
  and 
  thorax 
  with 
  two 
  sanguineous 
  

   vittae, 
  more 
  or 
  less 
  obsolete. 
  Abdomen 
  black, 
  excejit 
  the 
  tips 
  of 
  the 
  joints 
  ; 
  the 
  last 
  

   joint 
  almost 
  entirely 
  greenish. 
  Tips 
  of 
  tarsal 
  joints 
  dusky. 
  Elytra, 
  towards 
  the 
  

   base, 
  subopaque, 
  dull 
  greenish; 
  at 
  tips, 
  subhyaline; 
  an 
  obscure 
  sanguineous 
  vitta 
  

   on 
  the 
  anal 
  vein, 
  and 
  another 
  parallel 
  with 
  it 
  halfway 
  to 
  the 
  costa, 
  both 
  sometimes 
  

   obsolete. 
  Wings 
  whitish, 
  subopaque, 
  with 
  the 
  tips 
  of 
  the 
  costal 
  veins 
  fuscous; 
  the 
  

   cross 
  vein 
  forming 
  a 
  salient 
  angle, 
  and 
  emitting 
  from 
  its 
  apex 
  an 
  additional 
  vein, 
  as 
  

   in 
  TjipMocyha. 
  Length 
  to 
  tip 
  of 
  wings, 
  three-twentieths 
  of 
  an 
  inch. 
  (See 
  Figs. 
  

   25, 
  26, 
  27.) 
  

  

  