﻿14 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol. 
  67 
  

  

  12. 
  Pronotum 
  and 
  fore 
  wings 
  with 
  dense 
  fine 
  erect 
  hairs 
  which 
  exceed 
  in 
  length 
  

  

  the 
  second 
  antennal 
  segment, 
  those 
  on 
  forewings 
  on 
  entire 
  surface; 
  

  

  cross 
  ridge 
  of 
  metapleurura 
  near 
  middle 
  reuteri, 
  new 
  species. 
  

  

  Pronotum 
  and 
  fore 
  wings 
  with 
  short 
  inconspicuous 
  hairs 
  which 
  are 
  much 
  

   shorter 
  than 
  second 
  antennal 
  segment, 
  those 
  on 
  fore 
  wings 
  confined 
  to 
  

   veins; 
  cross 
  ridge 
  of 
  metapleurum 
  near 
  lateral 
  margin 
  (fig. 
  36) 
  13 
  

  

  13. 
  Veins 
  of 
  fore 
  wing 
  only 
  slightly 
  raised, 
  radius 
  distinctly 
  elevated 
  only 
  at 
  

  

  base 
  ; 
  clavus 
  outlined 
  by 
  rather 
  deep 
  and 
  slightly 
  irregular 
  impressed 
  

   lines 
  ; 
  no 
  closed 
  cells 
  evident 
  ; 
  apical 
  sternite 
  of 
  female 
  as 
  in 
  figure 
  66 
  

  

  scymnus, 
  new 
  species. 
  

  

  Veins 
  of 
  fore 
  wing 
  distinctly 
  elevated, 
  or 
  at 
  least 
  the 
  radius 
  moderately 
  or 
  

  

  conspicuously 
  so 
  for 
  its 
  entire 
  length 
  14 
  

  

  14. 
  Clavus 
  short, 
  its 
  sutural 
  margin 
  only 
  about 
  twice 
  as 
  long 
  as 
  scutellum 
  ; 
  a 
  

  

  well-marked 
  closed 
  cell 
  beyond 
  apex 
  of 
  clavus 
  (fig. 
  50) 
  

  

  elmis, 
  new 
  species. 
  

   Clavus 
  long, 
  its 
  sutural 
  margin 
  more 
  than 
  three 
  times 
  as 
  long 
  as 
  scutel- 
  

   lum 
  ; 
  closed 
  cell 
  either 
  indistinct 
  or 
  absent 
  15 
  

  

  15. 
  A 
  distinct 
  cross 
  vein 
  in 
  fore 
  wing 
  near 
  apex 
  of 
  clavus, 
  that 
  is 
  closed 
  cell 
  

  

  indicated 
  (fig. 
  51) 
  uhleri, 
  new 
  species 
  

  

  No 
  cross 
  vein 
  in 
  fore 
  wing 
  near 
  apex 
  of 
  clavus 
  reitteri 
  Reuter. 
  

  

  16. 
  Metapleurum 
  with 
  a 
  feeble, 
  and 
  only 
  slightly 
  curved 
  cross 
  ridge 
  or 
  none 
  

  

  (fig. 
  37) 
  (Subgenus 
  Schizoptera, 
  subgenotype 
  8. 
  cicadina 
  Fieber) 
  17 
  

  

  Metapleurum 
  with 
  a 
  distinctly 
  elevated, 
  strongly 
  curved 
  cross 
  ridge, 
  par- 
  

   alleled 
  laterally 
  and 
  posteriorly 
  by 
  an 
  impressed 
  line 
  (fig. 
  39) 
  (Subgenus 
  

   Lophopleurum, 
  new 
  subgenus, 
  subgenotype 
  8. 
  sulcata, 
  new 
  species) 
  28 
  

  

  17. 
  Metapleurum 
  lacking 
  cross 
  ridge 
  (fig. 
  37) 
  18 
  

  

  Metapleurum 
  with 
  a 
  cross 
  ridge 
  (in 
  some 
  cases 
  the 
  light 
  must 
  be 
  at 
  a 
  

  

  certain 
  angle 
  to 
  reveal 
  it), 
  the 
  inner 
  portion 
  of 
  the 
  sclerite 
  some- 
  

   times 
  elevated 
  23 
  

  

  18. 
  Pronotum 
  with 
  an 
  areolate 
  appearance 
  (under 
  magnification) 
  like 
  pebbled 
  

  

  leather, 
  the 
  areoles 
  (more 
  reflecting 
  than 
  lines 
  between 
  them) 
  fully 
  

   equal 
  in 
  diameter 
  to 
  third 
  antennal 
  segment 
  ; 
  hairs 
  on 
  pronotum 
  long 
  

   and 
  erect, 
  at 
  least 
  as 
  long 
  as 
  second 
  antennal 
  segment, 
  the 
  cell 
  between 
  

   costa 
  and 
  radius 
  with 
  hairs 
  and 
  areolation 
  on 
  almost 
  its 
  entire 
  surface; 
  

  

  fifth 
  sternite 
  of 
  male 
  as 
  in 
  figure 
  68 
  reticulata, 
  new 
  species. 
  

  

  Pronotum 
  not 
  areolate 
  as 
  in 
  last 
  species 
  19 
  

  

  19. 
  Hairs 
  on 
  upper 
  part 
  of 
  frons 
  and 
  anteriorly 
  on 
  pronotum 
  erect, 
  and 
  like 
  

  

  those 
  on 
  corium 
  about 
  as 
  long 
  as 
  second 
  antennal 
  segment 
  ; 
  fifth 
  sternite 
  

  

  of 
  male 
  as 
  in 
  figure 
  69 
  hirta, 
  new 
  species. 
  

  

  Hairs 
  on 
  upper 
  part 
  of 
  frons 
  and 
  on 
  pronotum 
  more 
  decumbent, 
  and 
  like 
  

   those 
  on 
  corium 
  much 
  shorter 
  than 
  second 
  antennal 
  segment 
  20 
  

  

  20. 
  Fifth 
  sternite 
  of 
  male 
  about 
  as 
  long 
  as 
  remainder 
  of 
  abdomen, 
  acutely 
  

  

  pointed 
  posteriorly 
  (fig. 
  70) 
  caudata, 
  new 
  species. 
  

  

  Fifth 
  sternite 
  of 
  male 
  much 
  shorter 
  than 
  remainder 
  of 
  abdomen 
  21 
  

  

  21. 
  Femora 
  dark, 
  corium 
  entirely 
  dark, 
  base 
  of 
  membrane 
  broadly 
  darkened; 
  

  

  fifth 
  sternite 
  of 
  male 
  as 
  in 
  figure 
  71 
  mexicana, 
  new 
  species. 
  

  

  Femora 
  pale, 
  corium 
  with 
  pale 
  edgings, 
  base 
  of 
  membrane 
  narrowly 
  

   darkened 
  22 
  

  

  22. 
  Eye 
  less 
  than 
  half 
  as 
  wide 
  as 
  vertex 
  ; 
  fifth 
  sternite 
  of 
  male 
  as 
  in 
  figure 
  72 
  

  

  paraguayana, 
  new 
  species. 
  

   Eye 
  more 
  than 
  half 
  as 
  wide 
  as 
  vertex 
  ; 
  fifth 
  sternite 
  of 
  male 
  as 
  in 
  figure 
  73 
  

  

  affinis 
  Poppius. 
  

  

  