﻿NO. 
  1138. 
  

  

  A 
  MERICAN 
  TYFHLOCTBINAE— 
  GILLETTE. 
  

  

  723 
  

  

  foregoing 
  synopsis 
  and 
  the 
  drawings. 
  (See 
  Figs. 
  37, 
  38, 
  39.) 
  American 
  

   specimens 
  have 
  been 
  received 
  as 
  follows 
  : 
  From 
  Illinois 
  State 
  Labora- 
  

   tory 
  of 
  Natural 
  Historj^, 
  a 
  good 
  number 
  of 
  specimens 
  taken 
  in 
  general 
  

   sweeping 
  near 
  Champaign, 
  Illinois; 
  from 
  Iowa 
  Agricultural 
  College, 
  

   specimens 
  taken 
  at 
  Ames. 
  July 
  26; 
  from 
  Mr. 
  Samuel 
  Henshaw 
  one 
  

   specimen 
  marked, 
  "From 
  grass, 
  Cambridge, 
  Mass.;" 
  from 
  Mr. 
  Otto 
  

   Heidemann, 
  a 
  number 
  of 
  specimens 
  marked, 
  "Washington, 
  D. 
  C.;" 
  

   from 
  Cornell 
  University, 
  a 
  good 
  number 
  of 
  specimens 
  marked 
  "Ithaca, 
  

   25 
  July," 
  and 
  "Ithaca, 
  28 
  Aug.;" 
  from 
  Professor 
  J. 
  B. 
  Smith 
  one 
  

   specimen 
  marked 
  "X. 
  J., 
  7 
  20;" 
  from 
  F. 
  F. 
  Crevecoeur, 
  three 
  specimens 
  

   taken 
  at 
  Ouaga, 
  Kansas. 
  

  

  DICRANEURA 
  QUADRIVITTATA, 
  new 
  species. 
  

  

  Ground 
  color 
  pale 
  yellow, 
  heavily 
  marked 
  with 
  red 
  above. 
  Length, 
  

   2.5 
  mm. 
  

  

  I'^acc 
  very 
  much 
  dejiressed. 
  so 
  that 
  its 
  line 
  is 
  almo.st 
  pai'allcl 
  with 
  the 
  

   line 
  of 
  the 
  vertex 
  and 
  X)ronotum, 
  very 
  short 
  below 
  the 
  

   ej^es, 
  as 
  broad 
  as 
  long, 
  clypeus 
  small, 
  color 
  a 
  reddish 
  yel- 
  

   low. 
  Vertex 
  moderately 
  produced, 
  its 
  angle 
  a 
  right 
  

   angle, 
  its 
  length 
  about 
  four-fifths 
  the 
  length 
  of 
  the 
  pro- 
  

   notum 
  and 
  breadth 
  of 
  the 
  head 
  two 
  and 
  one-half 
  times 
  

   the 
  length 
  of 
  the 
  vertex: 
  

   the 
  anterior 
  portion 
  and 
  a 
  

   rather 
  broad 
  median 
  line 
  

   are 
  yellow, 
  the 
  basal 
  por- 
  

   tion 
  outside 
  of 
  the 
  yellow 
  

   line 
  is 
  bright 
  red. 
  Pro 
  

   notum 
  twice 
  as 
  broad 
  as 
  

   long, 
  the 
  colors 
  light 
  yel- 
  

   low 
  and 
  red, 
  the 
  latter 
  

   color 
  predominating 
  and 
  

   showing 
  as 
  four 
  broad 
  lon- 
  

   gitudinal 
  stripes 
  above; 
  

   on 
  either 
  side 
  there 
  is 
  

   another 
  short 
  red 
  line 
  back 
  of 
  the 
  eyes. 
  Scutellum 
  entirely 
  red. 
  

   Elytra 
  whitish, 
  marked 
  with 
  red; 
  a 
  large 
  red 
  vitta 
  occupies 
  nearly 
  

   the 
  whole 
  of 
  the 
  anterior 
  two-thirds 
  of 
  the 
  corium: 
  below 
  this, 
  begin- 
  

   ning 
  on 
  the 
  costal 
  margin 
  near 
  its 
  base 
  and 
  running 
  parallel 
  with 
  the 
  

   red 
  line 
  on 
  the 
  clavus, 
  is 
  another 
  red 
  line 
  somewhat 
  interrupted 
  at 
  the 
  

   middle; 
  back 
  of 
  these 
  red 
  lines, 
  on 
  the 
  middle 
  of 
  the 
  elytron, 
  are 
  two 
  

   red 
  sijots, 
  one 
  extending 
  in 
  from 
  the 
  costal 
  margin 
  and 
  another, 
  the 
  

   larger 
  one. 
  inside 
  of 
  this 
  but 
  not 
  reaching 
  to 
  the 
  inner 
  margin; 
  beyond 
  

   these 
  spots 
  the 
  veins 
  of 
  the 
  elytron 
  are 
  orange 
  bordered 
  with 
  smoky. 
  

   At 
  the 
  base 
  of 
  the 
  inner 
  apical 
  cell, 
  at 
  the 
  end 
  of 
  the 
  second 
  sector, 
  

   is 
  a 
  small 
  black 
  spot. 
  Venter 
  smoky 
  yellow; 
  feet 
  light 
  yellow, 
  the 
  

   tibiae 
  slightly 
  tinged 
  with 
  reddish. 
  (See 
  Figs. 
  40, 
  41, 
  42.] 
  

  

  Figs. 
  37 
  

  

  38, 
  and 
  39.— 
  Vertex 
  and 
  peonotim. 
  elytron, 
  and 
  

  

  WING 
  OF 
  DICRANEURA 
  FIEBERI. 
  

  

  