﻿HELEID 
  MIDGES, 
  GENUS 
  MONOHELEA 
  — 
  WIRTH 
  139 
  

  

  Table 
  1. 
  — 
  Proportions 
  of 
  segments 
  of 
  hind 
  legs 
  of 
  female 
  Monohelea 
  species 
  

  

  nearly 
  as 
  long 
  as 
  basistyles, 
  rather 
  strongly 
  curved. 
  Aedeagus 
  in 
  

   form 
  of 
  a 
  slender, 
  rounded 
  arch 
  nearly 
  as 
  long 
  as 
  broad 
  at 
  base, 
  with 
  

   a 
  pair 
  of 
  short, 
  pointed, 
  submedian 
  plates 
  projecting 
  dorsocaudad 
  

   at 
  apex. 
  Parameres 
  with 
  stout, 
  lateral 
  apodemes 
  at 
  bases; 
  stems 
  

   stout 
  and 
  gently 
  curved, 
  contiguous 
  at 
  midlength, 
  their 
  apices 
  pointed 
  

   and 
  abruptly 
  bent 
  ventrocephalad 
  on 
  about 
  distal 
  fourth. 
  

  

  Type. 
  — 
  Presumably 
  in 
  the 
  Meigen 
  collection 
  in 
  the 
  Museum 
  

   National 
  d'Histoire 
  Naturelle 
  in 
  Paris. 
  

  

  Material 
  examined. 
  — 
  Massachusetts: 
  N. 
  Amherst, 
  June 
  1940, 
  4 
  99. 
  

  

  New 
  York: 
  Mecklenburg, 
  June 
  2, 
  1940, 
  A. 
  Stone, 
  10 
  99; 
  North 
  

   Ridgeway, 
  June 
  22, 
  1940, 
  S. 
  C. 
  Mendall, 
  1 
  9. 
  

  

  Michigan: 
  St. 
  Joseph, 
  May 
  30, 
  1938, 
  C. 
  W. 
  Sabrosky, 
  6 
  99. 
  

  

  England: 
  Corriegills, 
  Arran, 
  June 
  2-4, 
  1919, 
  F. 
  W. 
  Edwards, 
  2 
  99; 
  

   Mildenhall, 
  Suffolk, 
  May 
  22, 
  1909, 
  Yerbiu-y, 
  1 
  &. 
  

  

  Remarks. 
  — 
  This 
  species 
  is 
  foimd 
  in 
  Europe, 
  West 
  Africa, 
  and 
  

   northeastern 
  North 
  America. 
  

  

  Subgenus 
  Monohelea 
  Kieffer, 
  1917 
  

  

  Monohelea 
  Kieffer, 
  Ann. 
  Mus. 
  Nat. 
  Hungarici, 
  vol. 
  15, 
  p. 
  295, 
  1917. 
  — 
  Goetghebuer, 
  

   Mem. 
  Mus. 
  Hist. 
  Nat. 
  Belgique, 
  vol. 
  8, 
  p. 
  63, 
  1920. 
  — 
  Ingram 
  and 
  Macfie, 
  

   Ann. 
  Trop. 
  Med. 
  Parasit., 
  vol. 
  15, 
  p. 
  344, 
  1921. 
  — 
  Edwards, 
  Trans. 
  Ent. 
  Soc. 
  

   London, 
  vol. 
  74, 
  p. 
  410, 
  1926.— 
  Tokunaga, 
  Tenthredo, 
  vol. 
  3, 
  p. 
  156, 
  1940.— 
  

   Johannsen, 
  Ann. 
  Ent. 
  Soc. 
  Amer., 
  vol. 
  36, 
  p. 
  781, 
  1943 
  — 
  Lane, 
  Arq. 
  Fac. 
  Hig. 
  

   Saude 
  Univ. 
  Sao 
  Paulo, 
  vol. 
  1, 
  p. 
  225, 
  1948. 
  — 
  Lee, 
  Proc. 
  Linn. 
  Soc. 
  New 
  

   South 
  Wales, 
  vol. 
  72, 
  p. 
  350, 
  1948. 
  (Genotype, 
  Monohelea 
  hieroglyphica 
  

   Kieffer; 
  original 
  designation.) 
  

   Diagnosis. 
  — 
  Wings 
  with 
  prominent 
  markings; 
  body 
  with 
  pruinose 
  

  

  pattern; 
  ninth 
  stemite 
  of 
  male 
  spiculate 
  and 
  transverse 
  or 
  lobed, 
  not 
  

  

  emarginate. 
  

  

  hieroglyph 
  ica 
  — 
  group 
  

  

  Diagnosis. 
  — 
  Hind 
  legs 
  conspicuously 
  banded, 
  not 
  markedly 
  swollen; 
  

   hind 
  tarsi 
  slender; 
  wings 
  with 
  extensive 
  irregular 
  markings; 
  male 
  

   aedeagus 
  broad, 
  with 
  median, 
  anterior 
  notch 
  and 
  triangular, 
  lateral 
  

   sclerites 
  with 
  converging, 
  sharp-pointed 
  apices. 
  

  

  