﻿12 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol. 
  G7 
  

  

  34. 
  Transverse 
  diameter 
  of 
  opening 
  between 
  clypeus 
  and 
  mandibles 
  but 
  little 
  

  

  or 
  no 
  greater 
  than 
  the 
  distance 
  from 
  the 
  opening 
  to 
  the 
  eyes; 
  malar 
  

  

  space 
  about 
  as 
  long 
  as 
  first 
  segment 
  of 
  antennal 
  flagellum 
  35 
  

  

  Transverse 
  diameter 
  of 
  opening 
  between 
  clypeus 
  and 
  mandibles 
  much 
  

   greater 
  than 
  the 
  distance 
  to 
  the 
  eyes; 
  malar 
  space 
  shorter 
  than 
  first 
  

   segment 
  of 
  antennal 
  flagellum 
  37. 
  

  

  35. 
  Thorax 
  stout, 
  not 
  nearly 
  twice 
  as 
  long 
  as 
  high 
  ; 
  stigma 
  brown, 
  with 
  its 
  

  

  costal 
  thickening 
  and 
  more 
  or 
  less 
  of 
  the 
  membrane 
  toward 
  base, 
  bright 
  

   yellow 
  ; 
  antennae 
  normally 
  30 
  to 
  34 
  segmented 
  ; 
  ovipositor 
  sheaths 
  a 
  

   little 
  longer 
  than 
  the 
  abdomen 
  33. 
  hyslopi 
  Viereck. 
  

  

  Thorax 
  not 
  stout, 
  very 
  nearly 
  twice 
  as 
  long 
  as 
  its 
  greatest 
  height 
  ; 
  

   stigma 
  unicolorus, 
  brown 
  ; 
  antennae 
  normally 
  25 
  to 
  30-segmented 
  ; 
  

  

  ovipositor 
  sheaths 
  scarcely 
  as 
  long 
  as 
  the 
  abdonien 
  36. 
  

  

  30. 
  Propodeum 
  with 
  a 
  distinct 
  median 
  longitudinal 
  carina 
  on 
  posterior 
  half 
  

   and 
  with 
  a 
  somewhat 
  rugulose 
  median 
  line 
  on 
  basal 
  half 
  ; 
  second 
  abscissa 
  

   of 
  radius 
  more 
  than 
  twice 
  as 
  long 
  as 
  the 
  first 
  ; 
  flagellar 
  segments 
  of 
  

   antennae 
  but 
  very 
  little 
  longer 
  than 
  broad; 
  legs 
  usually 
  reddish 
  yellow 
  

   or 
  brown 
  with 
  only 
  the 
  coxae 
  blackish 
  34. 
  nitidus 
  (Provaneher). 
  

  

  Propodeum 
  smootli 
  and 
  polished 
  without 
  a 
  median 
  carina 
  on 
  posterior 
  half 
  

   and 
  not 
  rugulose 
  along 
  the 
  median 
  line 
  basally; 
  second 
  abscissa 
  of 
  

   radius 
  not 
  twice 
  the 
  first 
  ; 
  flagellar 
  segments 
  of 
  antennae 
  considerably 
  

   longer 
  than 
  broad; 
  usually 
  all 
  coxae, 
  trochanters, 
  and 
  more 
  or 
  less 
  of 
  

   all 
  femora 
  black 
  35. 
  tychii, 
  new 
  species. 
  

  

  37. 
  Second 
  abdominal 
  tergite 
  more 
  or 
  less 
  striate, 
  the 
  third 
  entirely 
  smooth 
  

  

  and 
  polished; 
  antennae 
  not 
  stout, 
  all 
  flagellar 
  segments 
  much 
  longer 
  

   than 
  broad 
  ; 
  radius 
  going 
  practically 
  to 
  extreme 
  apex 
  of 
  wing, 
  the 
  third 
  

   cubital 
  cell 
  scarcely 
  as 
  wide 
  at 
  apex 
  as 
  the 
  second 
  discoidal; 
  abdomen 
  

   black 
  except 
  more 
  or 
  less 
  of 
  the 
  second 
  and 
  third 
  tergites; 
  antennae 
  

  

  normally 
  29 
  to 
  33-segmented 
  36. 
  pini, 
  new 
  species. 
  

  

  Second 
  and 
  third 
  abdominal 
  tergites 
  somewhat 
  striate, 
  the 
  latter 
  weakly 
  

   so 
  and, 
  rarely, 
  entirely 
  smooth; 
  antennae 
  stout, 
  most 
  of 
  the 
  flagellar 
  

   segments 
  but 
  little 
  or 
  no 
  longer 
  than 
  broad 
  ; 
  radius 
  attaining 
  wing 
  mar- 
  

   gin 
  decidedly 
  before 
  apex 
  of 
  wing; 
  third 
  cubital 
  cell 
  broader 
  at 
  apex 
  

   than 
  second 
  discoidal 
  cell 
  ; 
  abdomen 
  usually 
  mostly 
  ferruginous, 
  with 
  

   only 
  the 
  first 
  tergite 
  and 
  a 
  median 
  spot 
  on 
  second 
  black 
  ; 
  antennae 
  nor- 
  

   mally 
  32 
  to 
  37 
  segmented 
  38. 
  

  

  38. 
  Third 
  abscissa 
  of 
  radius 
  as 
  long 
  as 
  last 
  abscissa 
  of 
  cubitus 
  ; 
  all 
  segments 
  

  

  of 
  antennal 
  flagellum 
  distinctly 
  longer 
  than 
  broad 
  ; 
  posterior 
  tibiae 
  

  

  wholly 
  black 
  37. 
  sesiae, 
  new 
  species. 
  

  

  Third 
  abscissa 
  of 
  radius 
  distinctly 
  shorter 
  than 
  last 
  abscissa 
  of 
  cubitus 
  

   and 
  scarcely 
  as 
  long 
  as 
  first 
  and 
  second 
  abscissae 
  of 
  radius 
  combined 
  ; 
  

   some 
  segments 
  of 
  antennal 
  flagellum 
  not 
  distinctly 
  longer 
  than 
  broad 
  ; 
  

   posterior 
  tibiae 
  fuscous 
  only 
  at 
  apex 
  38. 
  nevadensis 
  (Ashmead). 
  

  

  39. 
  Second 
  abdominal 
  tergite 
  almost 
  smooth, 
  strongly 
  shining 
  and 
  provided 
  

  

  with 
  two 
  distinct 
  abbreviated 
  furrows 
  that 
  set 
  off 
  a 
  basal 
  median 
  area, 
  

   and 
  usually 
  with 
  two 
  longitudinal 
  furrows 
  laterally; 
  third, 
  fourth, 
  and 
  

   fifth 
  tergites 
  granular, 
  subopaque 
  ; 
  antennae 
  shorter 
  than 
  the 
  body, 
  nor- 
  

   mally 
  20 
  to 
  24 
  segmented 
  ; 
  wings 
  faintly 
  dusky 
  basally 
  ; 
  ovipositor 
  

   sheaths 
  as 
  long 
  as, 
  or 
  a 
  little 
  longer 
  than, 
  the 
  abdomen 
  ; 
  a 
  small 
  yellowish 
  

   species 
  with 
  a 
  few 
  dusky 
  markings 
  on 
  thorax. 
  

  

  39. 
  thurberiphagae, 
  new 
  species. 
  

  

  Second 
  abdominal 
  tergite 
  not 
  as 
  above, 
  usually 
  more 
  strongly 
  sculptured 
  

  

  than 
  the 
  following 
  ; 
  otherwise 
  not 
  combining 
  all 
  the 
  above 
  characters- 
  40. 
  

  

  