﻿74 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol. 
  103 
  

  

  Material 
  examined. 
  — 
  Texas: 
  San 
  Antonio, 
  Apr. 
  8, 
  1907. 
  Pratt, 
  1 
  cf 
  . 
  

   Costa 
  Rica: 
  Higuito, 
  Sdiild, 
  2 
  d' 
  d', 
  10 
  99. 
  

  

  Puerto 
  Rico: 
  Anasco, 
  Apr. 
  22, 
  1933, 
  Faxon, 
  Mills, 
  and 
  Anderson, 
  

   1 
  cf 
  , 
  4 
  99. 
  Bayamon, 
  Jan. 
  28, 
  1934, 
  Lesesner 
  and 
  Anderson, 
  1 
  9. 
  

   Panamd: 
  Summit, 
  Canal 
  Zone, 
  November 
  1946, 
  Krauss, 
  2 
  cT 
  cf 
  , 
  1 
  9. 
  

  

  8. 
  Stilohezzia 
  {Stilobezzia) 
  bulla 
  Thomsen, 
  1935 
  

  

  Figure 
  12, 
  & 
  

  

  Stilohezzia 
  bulla 
  Thomsen, 
  Journ. 
  New 
  York 
  Ent. 
  Soc, 
  vol. 
  43, 
  p. 
  289, 
  1935 
  

   (cf, 
  9 
  ; 
  New 
  York); 
  Johannsen, 
  Ann. 
  Ent. 
  Soc. 
  Amer., 
  vol. 
  36, 
  p. 
  781, 
  1943. 
  

  

  Description. 
  — 
  Female. 
  Length 
  1.0 
  mm., 
  wing 
  0.8 
  mm. 
  by 
  0.4 
  mm. 
  

   Pruinose 
  grayish 
  brown; 
  scutellum 
  and 
  legs 
  yellowish 
  ;hal 
  teres 
  white; 
  

   wings 
  clear, 
  veins 
  stramineous. 
  Antennal 
  segments 
  in 
  proportion 
  of 
  

   12:8:9:10:10:10:10:10:13:15:15:15:20. 
  Palpi 
  short 
  and 
  slender, 
  

   segments 
  in 
  proportion 
  of 
  5:7:7:5:7, 
  third 
  segment 
  not 
  swollen, 
  pit 
  

   absent. 
  Basi 
  tarsi 
  and 
  fifth 
  segment 
  without 
  spines; 
  claws 
  simple, 
  

   slender 
  and 
  unequal, 
  the 
  longer 
  as 
  long 
  as 
  fifth 
  segment, 
  the 
  other 
  

   a 
  third 
  as 
  long. 
  Wings 
  clear, 
  macrotrichiae 
  absent. 
  Spermathecae 
  

   two, 
  oval, 
  slightly 
  unequal, 
  with 
  ducts 
  sclerotized 
  a 
  very 
  short 
  

   distance. 
  

  

  Male: 
  Ninth 
  sternite 
  a 
  narrow 
  anterior 
  ribbon, 
  the 
  membrane 
  

   spiculate; 
  ninth 
  tergite 
  tapered 
  to 
  a 
  pair 
  of 
  prominent, 
  slender, 
  setose, 
  

   apicolateral 
  lobes, 
  truncate 
  between 
  then* 
  bases. 
  Basistyle 
  slender, 
  

   with 
  a 
  prominent, 
  heavily 
  sclerotized, 
  platelike 
  lobe 
  articulating 
  with 
  

   the 
  median 
  sclerite 
  (? 
  of 
  aedeagus); 
  dististyle 
  about 
  half 
  as 
  long 
  as 
  

   basistyle, 
  rather 
  stout 
  and 
  nearly 
  straight, 
  tip 
  bluntly 
  pointed, 
  with 
  

   a 
  distinct 
  subapical 
  tooth 
  on 
  ventral 
  face 
  of 
  outer 
  edge. 
  Aedeagus 
  

   with 
  basal 
  sclerites 
  reduced 
  to 
  very 
  small, 
  narrow 
  bars, 
  connected 
  at 
  

   right 
  angles 
  by 
  a 
  pair 
  of 
  short, 
  barlike 
  sclerites 
  to 
  a 
  more 
  dorsal, 
  large, 
  

   heavily 
  sclerotized, 
  transverse 
  sclerite 
  shaped 
  like 
  a 
  pair 
  of 
  buffalo 
  

   horns, 
  with 
  points 
  articulating 
  with 
  inner 
  lobes 
  of 
  basistyles. 
  Para- 
  

   meres 
  with 
  slender, 
  hook-shaped, 
  basal 
  apodemes, 
  stems 
  rodlike, 
  

   slender 
  and 
  nearly 
  straight, 
  gradually 
  tapered 
  to 
  long, 
  simple, 
  fine 
  

   tips 
  reaching 
  nearly 
  to 
  apices 
  of 
  lobes 
  of 
  ninth 
  tergite. 
  

  

  Types. 
  — 
  In 
  collection 
  Cornell 
  University, 
  holotype, 
  cf 
  , 
  and 
  allo- 
  

   type. 
  New 
  York, 
  Ithaca, 
  McLean 
  Bogs. 
  

  

  Material 
  examined. 
  — 
  Maryland: 
  Dorchester, 
  July 
  10, 
  1907, 
  Barber, 
  

   1 
  d^. 
  

  

  District 
  of 
  Columbia: 
  Bennings, 
  July 
  21, 
  Aldrich, 
  1 
  9. 
  

  

  Virginia: 
  Falls 
  Church, 
  July 
  4, 
  8, 
  Aug. 
  6, 
  1950, 
  Wirth, 
  18 
  c^cf, 
  

   24 
  99. 
  

  

  Georgia: 
  Thomasville, 
  May 
  15-30, 
  1949, 
  Palmer, 
  1 
  9. 
  

  

  Florida: 
  Crystal 
  River, 
  Sept. 
  18, 
  1950, 
  Hudson, 
  1 
  9. 
  

  

  