﻿150 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol.96 
  

  

  cave, 
  ocelli 
  slightly 
  below 
  superior 
  tangent 
  of 
  tlie 
  eyes 
  ; 
  frontal 
  horns 
  

   obsolete, 
  their 
  common 
  base 
  distinct 
  ; 
  eyes 
  large, 
  bulging, 
  very 
  faintly 
  

   convergent 
  below 
  ; 
  face 
  rather 
  flat, 
  with 
  a 
  transversely 
  striate 
  impres- 
  

   sion 
  on 
  each 
  side 
  of 
  middle, 
  the 
  upper 
  striae 
  extending 
  across 
  middle, 
  

   laterally 
  opaque»shagreened, 
  medially 
  polished 
  ; 
  clypeus 
  polished 
  and 
  

   sparsely 
  punctate, 
  in 
  profile 
  strongly 
  convex 
  ; 
  malar 
  space 
  hardly 
  two- 
  

   thirds 
  basal 
  width 
  of 
  mandible; 
  antennae 
  32-jointed, 
  only 
  very 
  

   slightly 
  thickened, 
  and 
  flattened 
  beyond 
  middle. 
  Thorax 
  rather 
  stout, 
  

   polished 
  and 
  sparsely 
  punctate 
  except 
  as 
  noted 
  below 
  ; 
  humeral 
  mar- 
  

   gin 
  of 
  pronotum 
  smooth, 
  carinately 
  angled 
  anteriorly, 
  scrobe 
  striate 
  

   below 
  ; 
  lobes 
  of 
  mesoscutum 
  rather 
  flat, 
  prescutum 
  transversely 
  striate 
  

   along 
  notaulices; 
  scutellum 
  weakly 
  convex; 
  mesopleuron 
  anteriorly 
  

   and 
  metapleuron 
  in 
  lower 
  posterior 
  angle 
  obliquely 
  striate; 
  propo- 
  

   deum 
  with 
  basal 
  area 
  defined, 
  basal 
  carina 
  arching 
  forward 
  medially, 
  

   apical 
  carina 
  distinct 
  between 
  the 
  very 
  stout, 
  compressed 
  apophyses, 
  

   middle 
  of 
  propodeum 
  both 
  before 
  and 
  behind 
  apical 
  carina 
  obsoletely 
  

   transversely 
  rugose, 
  and 
  with 
  a 
  few 
  coarse 
  rugae 
  radiating 
  from 
  the 
  

   apical 
  margin 
  ; 
  legs 
  rather 
  stout, 
  hind 
  femur 
  hardly 
  five 
  times 
  as 
  long 
  

   as 
  thick, 
  less 
  than 
  two-thirds 
  as 
  long 
  as 
  tibia 
  and 
  barely 
  reaching 
  - 
  

   apex 
  of 
  abdomen; 
  areolet 
  rather 
  broad, 
  its 
  lower 
  side 
  distinctly 
  

   angled 
  by 
  the 
  strongly 
  antefurcal 
  recurrent. 
  Abdomen 
  polished, 
  

   stout, 
  petiole 
  distinctly 
  depressed, 
  postpetiole 
  broader 
  than 
  long, 
  dor- 
  

   sal 
  carinae 
  absent 
  ; 
  second 
  tergite 
  shorter 
  than 
  first 
  and 
  barely 
  a 
  half 
  

   longer 
  than 
  broad 
  at 
  base 
  ; 
  ovipositor 
  sheath 
  about 
  as 
  long 
  as 
  abdomen 
  

   beyond 
  first 
  tergite, 
  ovipositor 
  rather 
  slender, 
  of 
  uniform 
  depth, 
  and 
  

   weakly 
  subsagittate 
  at 
  apex. 
  

  

  Black 
  and 
  yellow 
  (see 
  description 
  of 
  color 
  pattern, 
  p. 
  141) 
  ; 
  orbital 
  

   rings 
  of 
  unusually 
  uniform 
  width 
  behind 
  eyes; 
  annulus 
  embracing 
  

   flagellar 
  joints 
  (5) 
  6-10 
  (12) 
  ; 
  yellow 
  of 
  anterior 
  margin 
  of 
  pronotum 
  

   reduced 
  to 
  two 
  small 
  spots 
  near 
  middle 
  ; 
  two 
  small 
  streaks 
  on 
  disk 
  of 
  

   mesoscutum 
  ; 
  scutellum 
  with 
  an 
  elongate 
  black 
  mark 
  in 
  basal 
  middle 
  ; 
  

   mesopleuron 
  entirely 
  yellow; 
  yellow 
  spots 
  in 
  basal 
  lateral 
  areas 
  of 
  

   propodeum 
  and 
  the 
  apical 
  bands 
  extending 
  forward 
  nearly 
  to 
  basal 
  

   carina; 
  petiole 
  yellow 
  both 
  above 
  and 
  below; 
  broad 
  subapical 
  bands 
  

   and 
  lateral 
  margins 
  of 
  tergites 
  2 
  and 
  3 
  yellow, 
  the 
  color 
  extending 
  

   inward 
  at 
  base 
  of 
  second 
  ; 
  remaining 
  tergites 
  entirely 
  and 
  venter 
  yel- 
  

   low. 
  Front 
  and 
  middle 
  legs 
  yellow, 
  with 
  femora 
  and 
  middle 
  tro- 
  

   chanters 
  piceous 
  posteriorly 
  ; 
  middle 
  coxa 
  piceous 
  on 
  each 
  side 
  above 
  ; 
  

   hind 
  coxa 
  similarly 
  marked 
  but 
  more 
  reddish 
  beneath; 
  trochanter 
  

   stained 
  with 
  piceous; 
  femur 
  reddish 
  on 
  outer 
  side, 
  piceous 
  within; 
  

   tibia 
  and 
  tarsus 
  yellow. 
  Wings 
  hyaline, 
  venation 
  black. 
  

  

  Type 
  locality. 
  — 
  Trinidad 
  Kio, 
  Panama. 
  

  

  Type. 
  — 
  One 
  specimen 
  taken 
  by 
  August 
  Busck, 
  March 
  16, 
  1912. 
  It 
  

   is 
  in 
  the 
  U. 
  S. 
  National 
  Museum 
  (No. 
  57061). 
  

  

  