﻿GEXKRIC 
  REVISIOX 
  OF 
  THE 
  OPIIIOXINI 
  — 
  CUSHMAN 
  425 
  

  

  8. 
  Basal 
  abscissa 
  of 
  radius 
  straight, 
  not 
  thickonod 
  basally 
  9 
  

  

  Basal 
  al)scissa 
  of 
  radius 
  curved 
  and 
  thickened 
  basally 
  (pi. 
  54, 
  figs. 
  54, 
  55, 
  

  

  59) 
  -....-. 
  16 
  

  

  9. 
  Mouth 
  parts 
  normal, 
  maxillae 
  and 
  labium 
  not 
  abnormally 
  long 
  10 
  

  

  Mouth 
  parts 
  anthophagous, 
  both 
  maxilhie 
  and 
  InI)iuM» 
  abnormally 
  long 
  

  

  (pi. 
  50, 
  fiRs. 
  25-28) 
  ... 
  15 
  

  

  10. 
  Stijima 
  triangular, 
  radius 
  at 
  or 
  beyond 
  basal 
  third; 
  apical 
  joint 
  of 
  front 
  tarsus 
  

  

  normal, 
  not 
  emarginatc 
  on 
  outer 
  side 
  11 
  

  

  Stigma 
  very 
  long 
  and 
  subparalkl-sided 
  for 
  much 
  of 
  its 
  length, 
  radius 
  nearly 
  

   at 
  base 
  (pi. 
  54, 
  fig. 
  57); 
  apical 
  joint 
  of 
  front 
  tarsus 
  (at 
  least 
  in 
  female) 
  

   with 
  a 
  deep, 
  rounded 
  emargination 
  on 
  lower 
  outer 
  margin 
  (pi. 
  55, 
  fig. 
  

   75) 
  12. 
  Ophiogastrella 
  Brues 
  

  

  11. 
  Scutelhim, 
  metaplcuron, 
  and 
  subalar 
  tubercle 
  not 
  intlated 
  12 
  

  

  Scutellum, 
  metapleuron, 
  and 
  subalar 
  tubercle 
  inflated 
  (j)!. 
  52, 
  fig. 
  45). 
  

  

  11. 
  Australophion 
  Morley 
  

  

  12. 
  Occipital 
  carina 
  distinct 
  and 
  complete 
  (pi. 
  50, 
  fig. 
  14) 
  13 
  

  

  Occipital 
  carina 
  lacking 
  (pi. 
  50, 
  fig. 
  12) 
  10. 
  Alophophion, 
  new 
  genus 
  

  

  13. 
  Discocubitus 
  ascending 
  so 
  close 
  to 
  radius 
  that 
  discocubital 
  coll 
  is 
  much 
  

  

  narrower 
  at 
  that 
  point 
  than 
  at 
  second 
  recurrent, 
  strongly 
  curved 
  both 
  

   above 
  and 
  below 
  ramcUus, 
  which 
  is 
  very 
  long 
  and 
  clavatc 
  (pi. 
  55, 
  fig. 
  

  

  71) 
  8. 
  Rhopalophion 
  Seyrig 
  

  

  Di.-cocubitus 
  various 
  in 
  form, 
  but 
  not 
  as 
  described 
  above 
  14 
  

  

  14. 
  Mandible 
  abruptly 
  rectangular 
  at 
  apex, 
  teeth 
  indicated 
  only 
  by 
  a 
  broad, 
  

  

  deep 
  longitudinal 
  furrow; 
  tergite 
  1 
  only 
  as 
  long 
  as 
  coxa 
  plus 
  trochanter, 
  

   IKJstpetiole 
  as 
  long 
  as 
  petiole; 
  tergite 
  2 
  without 
  lateral 
  foveae 
  at 
  base. 
  

  

  9. 
  Apatophion 
  Shestakov 
  

   Mandible 
  with 
  distinct 
  teeth 
  apically; 
  tergite 
  1 
  longer 
  than 
  coxa 
  plus 
  trochan- 
  

   ter, 
  postpetiole 
  shorter 
  than 
  petiole; 
  tergite 
  2 
  with 
  lateral 
  foveae 
  at 
  base. 
  

  

  7. 
  Ophion 
  Fabricius 
  

  

  15. 
  Lobes 
  of 
  ligula 
  only 
  moderately 
  elongate, 
  spatulate 
  (pi. 
  50, 
  fig. 
  2G) 
  ; 
  ovipositor 
  

  

  long, 
  slender, 
  recurved, 
  sheath 
  fully 
  as 
  long 
  as 
  first 
  segment 
  of 
  abdomen 
  

   (pi. 
  56, 
  fig. 
  91); 
  temples 
  narrow, 
  receding 
  (])l. 
  50, 
  fig. 
  26). 
  

  

  13. 
  Potophion, 
  new 
  genus 
  

  

  Lobes 
  of 
  ligula 
  extremely 
  long 
  and 
  slender, 
  nearly 
  or 
  quite 
  as 
  long 
  as 
  thorax 
  

  

  (pi. 
  50, 
  fig. 
  28); 
  ovipositor 
  stout, 
  not 
  exserted 
  (pi. 
  50. 
  fig. 
  98); 
  temples 
  very 
  

  

  broad, 
  buccate 
  (pi. 
  50. 
  figs. 
  1 
  1, 
  28) 
  14. 
  Agathophiona 
  Westwood 
  

  

  10. 
  Mesosternum 
  with 
  a 
  conspicuous 
  tubercle 
  on 
  each 
  side 
  at 
  npical 
  third. 
  

  

  15. 
  Eremotylus 
  Foerster 
  

  

  Mesosternum 
  without 
  such 
  tubercles 
  17 
  

  

  17. 
  Kyc8 
  very 
  .ehallowly 
  emarginate 
  (j)l. 
  50, 
  fig. 
  23); 
  clypeus 
  (pi. 
  50, 
  fig. 
  23) 
  

   very 
  short, 
  concavely 
  truncate 
  at 
  apex, 
  in 
  profile 
  forming 
  a 
  distinct 
  angle 
  

   with 
  face, 
  finely 
  punctate; 
  prepectoral 
  carina 
  at 
  most 
  faijitly 
  indicated 
  

   (pi. 
  52, 
  fig. 
  48); 
  upper 
  abscissa 
  of 
  nervcllus 
  perpendicular 
  (pi. 
  54, 
  fig. 
  55a). 
  

  

  IC). 
  Simophion, 
  new 
  genus 
  

   Eyea 
  deeply 
  emarginatc 
  (pi. 
  50, 
  figs. 
  17-20, 
  24); 
  clypeus 
  (pi. 
  50, 
  figs. 
  17-20, 
  

   24) 
  less 
  consj)icuouHly 
  short, 
  truncate 
  or 
  arcuate 
  ut 
  apex, 
  in 
  virtually 
  same 
  

   plane 
  as 
  face, 
  usually 
  coarsely 
  punctate; 
  prepectoral 
  carina 
  usually 
  dis- 
  

   tinct; 
  upper 
  abHci.s.sa 
  of 
  nervellus 
  usually 
  more 
  r)r 
  less 
  rcclivous, 
  if 
  not 
  the 
  

  

  fracture 
  is 
  above 
  middle 
  f|)l. 
  54, 
  figs. 
  54a, 
  59a) 
  18 
  

  

  IS. 
  Head 
  very 
  thin, 
  j)rolongefl 
  below 
  eyes, 
  mouth 
  parts 
  anlhopliagous, 
  both 
  

   ligula 
  and 
  laoitiia 
  abnormally 
  long 
  (pi. 
  50, 
  figs. 
  14, 
  20, 
  27); 
  hypopygium 
  

   in 
  female 
  cxtenrling 
  far 
  beyond 
  a|)ical 
  tergite, 
  the 
  ovipositor 
  when 
  sheathed 
  

   directed 
  dorsoccphalad 
  (pi. 
  56, 
  fig. 
  99) 
  17. 
  Trophophion, 
  new 
  genus 
  

  

  