﻿art. 
  8 
  REVISION 
  OF 
  THE 
  GENUS 
  MICROBRACON 
  MTJESEBECK 
  73 
  

  

  from 
  Champaign 
  and 
  Urbana, 
  Illinois. 
  There 
  is 
  also 
  a 
  series 
  in 
  this 
  

   collection, 
  recorded 
  as 
  probably 
  from 
  Pyrausta 
  nubilalis. 
  the 
  intro- 
  

   duced 
  European 
  Corn 
  Borer, 
  taken 
  at 
  Woburn, 
  Massachusetts; 
  and 
  

   a 
  single 
  specimen 
  reared 
  from 
  Pyrausta 
  ainsliei 
  by 
  H. 
  W. 
  Allen, 
  at 
  

   Agricultural 
  College, 
  Mississippi. 
  

  

  61. 
  MICROBRACON 
  NIGER 
  (Provancher) 
  

  

  Ophts 
  niger 
  Pkovancher, 
  Addit. 
  faun. 
  Canad. 
  Hymen., 
  1888, 
  p. 
  381. 
  

   Microbracon 
  niger 
  Gahan, 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  vol. 
  49, 
  1915, 
  p. 
  93. 
  

  

  Type. 
  — 
  In 
  the 
  Museum 
  of 
  Public 
  Instruction 
  at 
  Quebec, 
  Canada. 
  

  

  The 
  following 
  notes 
  are 
  based 
  on 
  the 
  type 
  : 
  Head 
  not 
  thin 
  ; 
  f 
  rons 
  

   distinctly 
  finely 
  punctate; 
  opening 
  between 
  clypeus 
  and 
  mandibles 
  

   small, 
  circular, 
  its 
  transverse 
  diameter 
  scarcely 
  greater 
  than 
  the 
  dis- 
  

   tance 
  from 
  the 
  opening 
  to 
  the 
  eyes; 
  antennae 
  broken, 
  only 
  13 
  seg- 
  

   ments 
  of 
  one 
  remaining, 
  the 
  other 
  entirely 
  missing; 
  flagellar 
  seg- 
  

   ments 
  slender, 
  very 
  nearly 
  twice 
  as 
  long 
  as 
  thick; 
  thorax 
  stout, 
  

   smooth 
  and 
  polished 
  ; 
  parapsidal 
  furrows 
  sparsely 
  hairy 
  ; 
  propodeum 
  

   polished, 
  with 
  a 
  short 
  stub 
  of 
  a 
  median 
  ridge 
  at 
  apex 
  and 
  a 
  few 
  

   short 
  ridges 
  diverging 
  from 
  this 
  stub; 
  radius 
  arising 
  much 
  before 
  

   middle 
  of 
  stigma 
  ; 
  second 
  abscissa 
  of 
  radius 
  fully 
  twice 
  as 
  long 
  as 
  the 
  

   first 
  ; 
  second 
  cubital 
  cell 
  long 
  ; 
  third 
  abscissa 
  of 
  radius 
  hardly 
  as 
  long 
  

   as 
  the 
  first 
  and 
  second 
  abscissae 
  combined; 
  last 
  abscissa 
  of 
  cubitus 
  

   scarcely 
  as 
  long 
  as 
  the 
  preceding 
  abscissa 
  ; 
  second 
  abdominal 
  tergite 
  

   minutely 
  granular, 
  finely 
  striate 
  medially; 
  third 
  tergite 
  finely 
  punc- 
  

   tate; 
  remainder 
  of 
  dorsum 
  of 
  abdomen 
  smooth; 
  ovipositor 
  sheaths 
  

   about 
  as 
  long 
  as 
  the 
  abdomen 
  behind 
  first 
  tergite. 
  Head 
  black, 
  the 
  

   face 
  brown; 
  thorax 
  black; 
  wings 
  strongly 
  infumated 
  on 
  basal 
  half; 
  

   legs 
  yellowish, 
  the 
  coxae 
  more 
  or 
  less 
  dusky 
  above, 
  the 
  posterior 
  tibiae 
  

   and 
  tarsi 
  dusky 
  ; 
  abdomen 
  piceous. 
  A 
  very 
  small 
  specimen. 
  

  

  Distribution. 
  — 
  Cap 
  Rouge, 
  near 
  Quebec, 
  Canada. 
  

  

  Host. 
  — 
  Unknown. 
  

  

  Known 
  only 
  from 
  the 
  unique 
  type. 
  

  

  62. 
  MICROBRACON 
  AEQUALIS 
  (Provancher) 
  

  

  Bracon 
  aequalis 
  Provancher, 
  Natural. 
  Canad., 
  vol. 
  12, 
  1880, 
  p. 
  141. 
  

  

  Type. 
  — 
  In 
  the 
  Museum 
  of 
  Public 
  Instruction, 
  at 
  Quebec, 
  Canada. 
  

  

  The 
  following 
  notes 
  are 
  based 
  on 
  the 
  type: 
  Face 
  and 
  frons 
  finely 
  

   sculptured; 
  flagellar 
  segments 
  of 
  antennae 
  considerably 
  longer 
  than 
  

   broad, 
  the 
  first 
  nearly 
  twice 
  as 
  long 
  as 
  broad; 
  thorax 
  smooth 
  and 
  

   polished 
  ; 
  propodeum 
  with 
  a 
  median 
  carina 
  extending 
  from 
  the 
  apex 
  

   nearly 
  half 
  way 
  to 
  the 
  base; 
  second 
  abscissa 
  of 
  radius 
  fully 
  twice 
  as 
  

   long 
  as 
  the 
  first; 
  first 
  tergite 
  sculptured 
  apically 
  and 
  laterally; 
  sec- 
  

   ond 
  tergite 
  finely 
  striate 
  either 
  side 
  of 
  the 
  middle, 
  punctate 
  lat- 
  

   erally; 
  third 
  and 
  following 
  tergites 
  faintly 
  punctate; 
  ovipositor 
  

  

  