﻿GENERIC 
  REVISION 
  OF 
  THE 
  OPIIIONINI 
  — 
  CUSHMAN 
  443 
  

  

  14. 
  Genus 
  AGATHOPHIONA 
  Westwood 
  

  

  Plate 
  50, 
  Figures 
  U, 
  28; 
  Plate 
  56, 
  Figuke 
  98 
  

  

  Agathophiona 
  Westwood, 
  Tijdschr. 
  Ent., 
  vol. 
  25, 
  p. 
  20, 
  pi. 
  4, 
  figs. 
  5-13, 
  1882. 
  — 
  

   Cameron, 
  liiolotria 
  Centrnli-Americana, 
  Hynienoptcra, 
  vol. 
  1, 
  p. 
  297, 
  i>\. 
  12, 
  

   fig. 
  11, 
  ISSC— 
  AsHMEAD, 
  Proc. 
  U. 
  S. 
  Nat. 
  Mils., 
  vol. 
  23, 
  p. 
  87, 
  1900.— 
  

   Schmiedeknecht, 
  Opuscula 
  ichneumonologica, 
  fasc. 
  18, 
  p. 
  1419, 
  1908. 
  

   [Genotype: 
  Agathophiona 
  jidvicornis 
  Westwood.] 
  Monobasic. 
  

  

  An 
  anomalous 
  genus, 
  in 
  respect 
  to 
  both 
  the 
  mouth 
  parts 
  and 
  the 
  

   abdominal 
  structure, 
  but 
  exhibiting 
  most 
  of 
  the 
  characters 
  of 
  the 
  

   Ophion 
  group. 
  

  

  Head 
  (pi. 
  50, 
  figs. 
  11, 
  28): 
  Temples 
  buccate 
  and 
  extending 
  far 
  

   beyond 
  outside 
  tangents 
  of 
  eyes; 
  occipital 
  carina 
  distinct 
  but 
  not 
  

   reaching 
  hypostomal 
  carina; 
  eyes 
  and 
  ocelli 
  small, 
  eyes 
  shallowly 
  

   emarginate; 
  occllocular 
  line 
  and 
  malar 
  space 
  distinct; 
  clypeus 
  deeply 
  

   separated, 
  broad. 
  Hat, 
  broadly 
  truncate 
  at 
  apex; 
  labrum 
  exposed; 
  

   antenna 
  stout, 
  tapering 
  both 
  basally 
  and 
  apically, 
  much 
  shorter 
  than 
  

   bod}'; 
  mandible 
  only 
  slightly 
  narrower 
  at 
  apex 
  than 
  at 
  base, 
  some- 
  

   what 
  twisted, 
  teeth 
  bluntly 
  rounded; 
  trophi 
  elongate, 
  especially 
  the 
  

   ligula, 
  which 
  is 
  prolonged 
  into 
  two 
  slender 
  processes 
  each 
  grooved 
  on 
  

   the 
  imier 
  side 
  and 
  fitting 
  together 
  to 
  form 
  a 
  slender 
  tube 
  extending, 
  

   when 
  at 
  rest, 
  posteriorly 
  to 
  or 
  beyond 
  apex 
  of 
  propodeum, 
  galea 
  of 
  

   maxilla 
  elongately 
  oval 
  and 
  thin, 
  both 
  maxillary 
  and 
  labial 
  palpi 
  

   ver}' 
  slender. 
  

  

  Thorax: 
  Short-ovate; 
  pronotum 
  with 
  scrobes 
  weakly 
  defined, 
  pro- 
  

   notal 
  sinus 
  broad, 
  exposing 
  spiracularsclerite; 
  mesoscutum 
  precipitous 
  

   anteriorly, 
  notaulices 
  deep 
  but 
  short; 
  scutellum 
  broad, 
  precipitate 
  

   posteriorly, 
  margined 
  only 
  basally; 
  mesopleuron 
  and 
  sternum 
  convex, 
  

   prepectoral 
  carina 
  complete, 
  sj)eculum 
  defined, 
  fovea 
  deep, 
  post- 
  

   pectus 
  not 
  defined; 
  mctapleuron 
  evenly 
  convex, 
  lower 
  marginal 
  

   carina 
  not 
  especially 
  strong; 
  propodeum 
  very 
  short, 
  precipitate 
  and 
  

   Bomcwliat 
  concave 
  behind, 
  barely 
  overla[)i)ing 
  hind 
  coxae, 
  basal 
  

   carina 
  absent, 
  apical 
  carina 
  i)resent 
  only 
  laterally, 
  basal 
  constriction 
  

   indistinctly 
  interrupted, 
  very 
  narrow 
  doi-sally 
  except 
  medially 
  where 
  

   it 
  is 
  in 
  the 
  form 
  rjf 
  a 
  pit, 
  frenum 
  extremely 
  short; 
  spiracle 
  large, 
  elon- 
  

   gate, 
  well 
  behind 
  bottom 
  of 
  constriction. 
  Wings 
  dniscly 
  hair}' 
  both 
  

   dorsally 
  and 
  ventrally 
  and 
  without 
  fciicstru 
  or 
  hairless 
  area 
  in 
  dis- 
  

   cocubital 
  cell; 
  stigma 
  narrtjwly 
  triiiiigular, 
  radius 
  at 
  about 
  basal 
  

   fourth; 
  basal 
  absci.ssa 
  of 
  radius 
  not 
  thickeneil, 
  weakly 
  curved 
  basally, 
  

   apical 
  absci.ssa 
  nearly 
  straight; 
  veins 
  of 
  transvereo 
  brace 
  in 
  about 
  

   the 
  {jroportions 
  of 
  l:l.o:3; 
  discocubitus 
  strongly 
  curved, 
  usually 
  

   without 
  trace 
  of 
  ramellus; 
  second 
  discoidal 
  cell 
  twt)-thirds 
  as 
  broad 
  

   apically 
  as 
  long 
  posteriorly, 
  posteiior 
  angle 
  acute, 
  base 
  broad, 
  the 
  

   postnervulus 
  being 
  broken 
  at 
  about 
  middle, 
  nervulus 
  distinctly 
  post- 
  

   f 
  ureal; 
  abscissula 
  strongly 
  curved 
  basally; 
  nervellus 
  broken 
  at 
  or 
  

  

  