﻿HELEID 
  MIDGES, 
  GENUS 
  MONOHELEA 
  — 
  ^WIRTH 
  137 
  

  

  5. 
  Wing 
  with 
  about 
  20 
  small, 
  scattered, 
  black 
  dots 
  in 
  addition 
  to 
  the 
  irregular, 
  

  

  diffuse 
  gray 
  markings; 
  fore 
  tibia 
  and 
  midtibia 
  dark 
  only 
  at 
  apices; 
  scutellum 
  

  

  uniformly 
  whitish 
  8. 
  brasiliensis 
  Lane 
  

  

  Wing 
  with 
  uniformly 
  gray, 
  irregular 
  markings, 
  without 
  small, 
  black 
  dots; 
  

   fore 
  tibia 
  and 
  midtibia 
  entirely 
  dark; 
  scutellum 
  dark 
  in 
  middle. 
  

  

  7. 
  ornata, 
  new 
  species 
  

  

  6. 
  Hind 
  femur 
  brown 
  on 
  basal 
  third; 
  scutellum 
  dark 
  in 
  middle; 
  wing 
  markings 
  

  

  not 
  whitish 
  bordered 
  7 
  

  

  Hind 
  femur 
  with 
  broad 
  yellow 
  band 
  on 
  sub-basal 
  fourth; 
  scutellum 
  uniformly 
  

   dull 
  whitish; 
  wing 
  markings 
  bordered 
  with 
  whitish 
  pruinosity. 
  

  

  3. 
  maculipennis 
  (Coquillett) 
  

  

  7. 
  Basal 
  and 
  median 
  brown 
  bands 
  on 
  hind 
  tibia 
  joined 
  with 
  brown, 
  at 
  least 
  on 
  

  

  ventral 
  side 
  ; 
  male 
  parameres 
  each 
  with 
  2 
  or 
  3 
  distal 
  lobes 
  8 
  

  

  Basal 
  and 
  median 
  brown 
  tibial 
  bands 
  separated 
  by 
  a 
  broad 
  yellow 
  band 
  ; 
  male 
  

   parameres 
  each 
  with 
  simple, 
  bladelike 
  apex 
  5. 
  macfiei, 
  new 
  species 
  

  

  8. 
  Sinuate, 
  dark, 
  wing 
  marking 
  in 
  cells 
  Mj 
  and 
  M2 
  entire; 
  male 
  parameres 
  with 
  

  

  broad, 
  rounded 
  distal 
  lobes 
  4. 
  lanei, 
  new 
  species 
  

  

  Sinuate, 
  dark, 
  wing 
  marking 
  broken 
  into 
  3 
  or 
  4 
  separate 
  spots; 
  male 
  parameres 
  

   with 
  slender, 
  pointed, 
  distal 
  lobes 
  2. 
  hieroglyphica 
  Kieffer 
  

  

  9. 
  Scutellum 
  yellow, 
  brown 
  in 
  middle; 
  wing 
  with 
  2 
  prominent, 
  small, 
  black 
  spots, 
  

  

  spot 
  absent 
  in 
  basal 
  cell; 
  hind 
  basitarsus 
  about 
  2.5 
  times 
  as 
  long 
  as 
  second 
  

   segment 
  ; 
  mesonotum 
  yellowish, 
  with 
  tiny 
  brown 
  dots 
  (multilineata 
  group) 
  10 
  

   Scutellum 
  entirely 
  dark 
  brown 
  or 
  yellow 
  only 
  in 
  middle 
  ; 
  wing 
  with 
  two 
  prom- 
  

   inent 
  anterior 
  spots 
  plus 
  a 
  spot 
  in 
  basal 
  cell; 
  hind 
  basitarsus 
  1.3 
  to 
  2.0 
  times 
  

   as 
  long 
  as 
  second 
  segment 
  {tessellata 
  group) 
  12 
  

  

  10. 
  Ninth 
  sternite 
  of 
  male 
  with 
  4 
  long 
  hairs 
  arising 
  from 
  tubercles 
  in 
  a 
  row 
  at 
  base 
  

  

  of 
  median 
  lobe 
  11 
  

  

  Ninth 
  sternite 
  of 
  male 
  with 
  2 
  long 
  hairs 
  arising 
  from 
  base 
  of 
  median 
  lobe; 
  para- 
  

   meres 
  not 
  connected, 
  with 
  irregular, 
  twisted 
  apices; 
  female 
  abdomen 
  

   pruinose 
  gray 
  above, 
  with 
  small, 
  lateral, 
  shining 
  brown 
  spots. 
  

  

  9. 
  stonei, 
  new 
  species 
  

  

  11. 
  Male 
  aedeagus 
  with 
  broad, 
  bilobed 
  apex; 
  parameres 
  not 
  connected, 
  recurved 
  

  

  apices 
  long 
  and 
  scimitar 
  shaped; 
  female 
  abdomen 
  pruinose 
  gray 
  above, 
  with 
  

   narrow, 
  shining 
  brown 
  bands 
  broadening 
  at 
  margins 
  of 
  segments. 
  

  

  10. 
  multilineata 
  (Lutz) 
  

  

  Male 
  aedeagus 
  cleft 
  one-third 
  way 
  to 
  base, 
  with 
  a 
  pair 
  of 
  long, 
  slender, 
  apical 
  

  

  points; 
  parameres 
  broadly 
  connected 
  at 
  bases, 
  recurved 
  apices 
  with 
  broadly 
  

  

  rounded 
  lobes 
  11. 
  guianae, 
  new 
  species 
  

  

  12. 
  Mesonotum 
  pruinose 
  gray 
  with 
  dark-brown 
  spots 
  or 
  irregular 
  patches; 
  scutel- 
  

  

  lum 
  yellow 
  in 
  middle, 
  with 
  about 
  8 
  marginal 
  hairs; 
  wing 
  bands 
  distinct 
  to 
  

  

  hind 
  margin, 
  usually 
  strongly 
  interconnected 
  12. 
  nebulosa 
  (Coquillett) 
  

  

  Mesonotum 
  dark 
  brown 
  with 
  irregular, 
  pruinose, 
  gray 
  spots; 
  scutellum 
  usually 
  

   entirely 
  black, 
  with 
  4 
  marginal 
  hairs; 
  wing 
  bands 
  faint 
  behind 
  vein 
  Mj, 
  

   usually 
  rather 
  well 
  separated 
  13. 
  johannseni, 
  new 
  species 
  

  

  Subgenus 
  Schizohelea 
  Kieffer, 
  1917 
  

  

  Schizohelea 
  Kieffer, 
  Ann. 
  Mus 
  Nat. 
  Hungarici, 
  vol. 
  15, 
  p. 
  295, 
  1917, 
  vol. 
  16, 
  p. 
  57, 
  

   1918, 
  and 
  vol. 
  17, 
  p. 
  89, 
  1919.— 
  Goetghebuer, 
  Mem. 
  Mus. 
  Hist. 
  Nat. 
  

   Belgique, 
  vol. 
  8, 
  p. 
  65, 
  1920. 
  — 
  Edwards, 
  Trans. 
  Ent. 
  Soc. 
  London, 
  vol. 
  74, 
  

   p. 
  411, 
  1926.— 
  Johannsen, 
  Ann. 
  Ent. 
  Soc. 
  Amer., 
  vol. 
  36, 
  p. 
  782, 
  1943. 
  

   (Genotype, 
  Cerafopogon 
  copiosus 
  Winnertz; 
  monobasic.) 
  

  

  Allohelea 
  Kieffer, 
  Ann. 
  Mus. 
  Nat. 
  Hungarici, 
  vol. 
  15, 
  p. 
  364, 
  1917. 
  (Genotype, 
  

   Sphaeromyas 
  pulchripennis 
  Kieffer; 
  original 
  designation.) 
  

  

  