﻿HELEID 
  MIDGES, 
  GENUS 
  MONOHELEA 
  — 
  WIRTH 
  141 
  

  

  dark 
  at 
  apices 
  of 
  segments. 
  Proportions 
  of 
  segments 
  of 
  hind 
  legs 
  as 
  in 
  

   table 
  1. 
  

  

  Wing 
  whitish 
  hyaline, 
  with 
  irregular 
  maciilations, 
  grayish 
  by 
  

   transmitted 
  light, 
  yellowish 
  bro^vn 
  with 
  narrow, 
  whitish 
  pruinose 
  

   borders 
  by 
  reflected 
  light. 
  Markings 
  composed 
  of 
  a 
  broad, 
  irregular 
  

   band 
  across 
  wing 
  at 
  level 
  of 
  first 
  radial 
  cell, 
  filling 
  basal 
  half 
  of 
  medio- 
  

   cubital 
  fork, 
  with 
  a 
  prominent, 
  omega-shaped 
  spur 
  in 
  base 
  of 
  cell 
  Rg; 
  

   a 
  small 
  spot 
  before 
  middle 
  of 
  second 
  radial 
  cell; 
  a 
  more 
  or 
  less 
  quadrate 
  

   to 
  X-shaped 
  mark 
  across 
  cell 
  R5 
  at 
  apex 
  of 
  second 
  radial 
  cell 
  ; 
  a 
  sigmoid, 
  

   subapical 
  mark 
  across 
  cells 
  Mi 
  and 
  M2, 
  often 
  connected 
  by 
  very 
  narrow 
  

   lines 
  in 
  these 
  cells 
  to 
  mesal 
  band 
  ; 
  small, 
  irregular 
  spots 
  across 
  wing 
  near 
  

   base 
  and 
  a 
  small 
  spot 
  past 
  middle 
  of 
  basal 
  cell. 
  First 
  radial 
  cell 
  about 
  

   half 
  as 
  long 
  as 
  second, 
  a 
  very 
  few 
  macrotrichiae 
  at 
  apices 
  of 
  cells 
  R5 
  

   and 
  Ml, 
  Halteres 
  dull 
  white, 
  a 
  black 
  dot 
  on 
  anterior 
  side. 
  

  

  Abdomen 
  dull 
  whitish, 
  sides 
  with 
  irregular, 
  dark 
  patches. 
  Sper- 
  

   mathecae 
  two, 
  very 
  unequal, 
  subspherical, 
  each 
  with 
  short 
  sclerotized 
  

   duct. 
  

  

  Male: 
  Ninth 
  sternite 
  about 
  twice 
  as 
  broad 
  as 
  long, 
  spiculate, 
  

   posterior 
  margin 
  transverse, 
  abutting 
  against 
  base 
  of 
  aedeagus, 
  with 
  

   four 
  long 
  hau*s 
  arising 
  from 
  tubercles 
  in 
  a 
  curved 
  row; 
  ninth 
  

   tergite 
  greatly 
  constricted, 
  with 
  sides 
  subparaUel 
  on 
  distal 
  half, 
  apex 
  

   truncate, 
  apicolateral 
  processes 
  short. 
  Basistyles 
  narrowed 
  on 
  distal 
  

   halves 
  ; 
  dististyles 
  curved 
  to 
  slender, 
  pointed 
  apices. 
  Anterior 
  margin 
  of 
  

   aedeagus 
  broad, 
  slightly 
  concave, 
  with 
  a 
  small 
  median 
  notch; 
  aedeagus 
  

   bearing 
  a 
  pau- 
  of 
  triangular, 
  submedian 
  sclerites, 
  the 
  bladelike 
  apices 
  

   of 
  which 
  converge 
  before 
  level 
  of 
  the 
  irregular 
  bilobed 
  apices 
  of 
  an 
  

   accessory 
  pair 
  of 
  dorsal 
  sclerites. 
  Parameres 
  with 
  flaring, 
  winglike, 
  

   bilobed, 
  basal 
  apodemes, 
  more 
  or 
  less 
  connected 
  at 
  midlength 
  by 
  a 
  

   pair 
  of 
  stout 
  mesal 
  lobes, 
  apices 
  each 
  with 
  a 
  straight, 
  long, 
  slender 
  

   stem 
  bearing 
  a 
  dorsolateral 
  lobe 
  about 
  half 
  as 
  long 
  and 
  of 
  same 
  thick- 
  

   ness, 
  just 
  beyond 
  level 
  of 
  mesal 
  bridge. 
  

  

  Type.—VSlS^M 
  8366, 
  9, 
  Florida, 
  Jacksonville. 
  

  

  Material 
  examined. 
  — 
  Florida: 
  Crystal 
  River, 
  Citrus 
  County, 
  July 
  

   17, 
  1950, 
  Hudson, 
  4 
  99; 
  Everglades 
  City, 
  Collier 
  County, 
  Feb. 
  7, 
  

   1950, 
  Davidson, 
  1 
  cf^, 
  9 
  99; 
  Fort 
  Myers, 
  Lee 
  County, 
  Feb. 
  2, 
  1949, 
  

   Brechtel, 
  1 
  cf 
  ; 
  Islamorada, 
  Monroe 
  County, 
  June 
  7, 
  1949, 
  Smith, 
  1 
  

   cT, 
  2 
  99; 
  Jacksonville, 
  date 
  not 
  given, 
  Slosson, 
  1 
  9 
  (type). 
  

  

  Mexico: 
  Ciudad 
  Monte, 
  Tamaulipas, 
  Nov. 
  22, 
  1943, 
  Brookman, 
  1 
  

   &,S 
  99. 
  

  

  Guatemala: 
  Rio 
  Dulce, 
  Mar. 
  21, 
  1906, 
  Schwarz 
  and 
  Barber, 
  1 
  9. 
  

  

  Panama: 
  Rio 
  Trinidad, 
  June 
  9, 
  1902, 
  Busck, 
  1 
  9. 
  

  

  Remarks. 
  — 
  Formerly 
  all 
  the 
  North 
  American 
  Monohelea 
  with 
  the 
  

   type 
  of 
  wing 
  pattern 
  characteristic 
  of 
  hieroglyphica 
  were 
  called 
  

   maculipennis. 
  Thus 
  in 
  my 
  (1952) 
  paper 
  on 
  California 
  Heleidae, 
  I 
  

  

  