﻿art. 
  8 
  REVISION 
  OF 
  THE 
  GENUS 
  MICROBRACON 
  MUESEBECK 
  71 
  

  

  more 
  weakly 
  sculptured. 
  The 
  transverse 
  diameter 
  of 
  the 
  opening 
  

   between 
  clypeus 
  and 
  mandibles 
  is 
  usually 
  twice 
  as 
  long 
  as 
  the 
  malar 
  

   space; 
  face 
  and 
  frons 
  minutely 
  punctate 
  or 
  reticulate; 
  antennae 
  

   usually 
  with 
  30 
  to 
  34 
  segments, 
  the 
  first 
  flagellar 
  segment 
  longer 
  

   than 
  the 
  second, 
  none 
  beyond 
  the 
  first 
  twice 
  as 
  long 
  as 
  broad; 
  pro- 
  

   podeum 
  polished, 
  with 
  a 
  stub 
  of 
  a 
  median 
  ridge 
  at 
  apex; 
  radius 
  

   going 
  more 
  nearly 
  to 
  extreme 
  apex 
  of 
  wing 
  than 
  is 
  the 
  case 
  in 
  

   mellitor; 
  abdomen 
  long-oval, 
  beyond 
  the 
  second 
  tergite 
  usually 
  very 
  

   delicately 
  sculptured, 
  the 
  sculpture 
  becoming 
  faint 
  beyond 
  the 
  

   fourth 
  tergite; 
  suturiform 
  articulation 
  straight, 
  finely 
  foveolate; 
  

   ovipositor 
  sheaths 
  about 
  as 
  long 
  as 
  the 
  abdomen. 
  Usually 
  entirely 
  

   yellow, 
  except 
  the 
  antennae 
  and 
  posterior 
  tarsi, 
  but 
  sometimes 
  the 
  

   thorax, 
  especially 
  on 
  the 
  mesonotal 
  lobes, 
  propodeum 
  and 
  pectus, 
  and 
  

   the 
  abdomen 
  at 
  base, 
  more 
  or 
  less 
  black. 
  

  

  Distribution. 
  — 
  Occurs 
  at 
  least 
  from 
  Connecticut 
  to 
  Georgia, 
  and 
  

   westward 
  to 
  Kansas 
  and 
  Arkansas. 
  

  

  Host. 
  — 
  ( 
  Sanninoidea) 
  Aegeria 
  exitiosa 
  Say. 
  

  

  In 
  addition 
  to 
  the 
  types 
  the 
  National 
  Museum 
  has 
  the 
  following 
  

   material: 
  2 
  specimens 
  reared 
  from 
  A. 
  exitiosa 
  at 
  Indianapolis, 
  Indi- 
  

   ana, 
  by 
  F. 
  N. 
  Wallace; 
  1 
  obtained 
  from 
  the 
  same 
  host 
  hy 
  E. 
  M. 
  

   Craighead, 
  at 
  Chambersburg, 
  Pennsylvania; 
  1 
  taken 
  on 
  peach 
  at 
  

   Hamden, 
  Connecticut, 
  by 
  M. 
  P. 
  Zappe; 
  1 
  from 
  Riley 
  Co., 
  Kansas 
  

   (Marlatt) 
  ; 
  6 
  reared 
  from 
  the 
  peach 
  borer 
  at 
  Fort 
  Valley, 
  Georgia, 
  

   by 
  C. 
  H. 
  Alden 
  ; 
  15 
  from 
  the 
  same 
  host 
  at 
  Rogers, 
  Arkansas 
  ; 
  many 
  

   specimens 
  reared 
  by 
  E. 
  B. 
  Blakeslee 
  from 
  A. 
  exitiosa, 
  at 
  Winchester, 
  

   Virginia, 
  and 
  collected 
  specimens 
  from 
  Harrisburg 
  and 
  Enterline, 
  

   Pennsylvania. 
  

  

  59. 
  MICROBRACON 
  HOBOMOK 
  Viereck 
  

  

  Microbracon 
  hobomok 
  Viereck, 
  Bull. 
  22, 
  Conn. 
  Geol. 
  and 
  Nat. 
  Hist. 
  Survey, 
  

   1917 
  (1916), 
  pp. 
  206, 
  20S. 
  

  

  Type. 
  — 
  In 
  the 
  State 
  Agricultural 
  Experiment 
  Station, 
  at 
  New 
  

   Haven, 
  Connecticut. 
  

  

  The 
  following 
  notes 
  are 
  based 
  on 
  the 
  tj^pe 
  : 
  Malar 
  space 
  nearly 
  as 
  

   long 
  as 
  the 
  first 
  segment 
  of 
  antennal 
  flagellum 
  ; 
  antennae 
  broken, 
  20 
  

   segments 
  remaining, 
  the 
  flagellar 
  segments 
  beyond 
  the 
  first 
  scarcely 
  

   as 
  long 
  as 
  broad; 
  frons 
  finely 
  sculptured; 
  thorax 
  polished; 
  parap- 
  

   sidal 
  grooves 
  sparsely 
  hairy; 
  propodeum 
  mostly 
  polished, 
  with 
  a 
  

   stub 
  of 
  a 
  median 
  ridge 
  at 
  apex, 
  a 
  few 
  short 
  ridges 
  diverging 
  from 
  

   this 
  stub, 
  and 
  the 
  median 
  part 
  of 
  the 
  posterior 
  face 
  somewhat 
  punc- 
  

   tate 
  ; 
  last 
  abscissa 
  of 
  radius 
  a 
  little 
  longer 
  than 
  the 
  first 
  and 
  second 
  

   abscissae 
  combined; 
  abdomen 
  long-oval; 
  the 
  first 
  tergite 
  rugulose 
  

   along 
  the 
  apex; 
  second 
  tergite 
  finely 
  granular; 
  suturiform 
  articula- 
  

   tion 
  fine, 
  straight; 
  third 
  to 
  fifth 
  tergites 
  very 
  delicately 
  sculptured, 
  

   the 
  sculpture 
  becoming 
  faint 
  on 
  the 
  fourth 
  and 
  fifth; 
  ovipositor 
  

  

  