﻿316 
  PROCEEDINOS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  vol. 
  44. 
  

  

  Family 
  MEGALOPYGIDyE. 
  

  

  Genvxs 
  MESOSCIA 
  HUbner. 
  

  

  MESOSCIA 
  DUMILLA, 
  new 
  species. 
  

  

  Collar 
  and 
  posterior 
  part 
  of 
  thorax 
  white, 
  disk 
  gray; 
  abdomen 
  

   brownish, 
  with 
  a 
  large 
  gray 
  anal 
  tuft 
  in 
  the 
  female. 
  Fore 
  wing 
  white, 
  

   crossed 
  by 
  a 
  broad 
  median 
  browTi-gray 
  band, 
  which 
  is 
  cut 
  by 
  white 
  

   veins; 
  the 
  band 
  starts 
  near 
  apex 
  and 
  i-uns 
  obliquely 
  almost 
  to 
  base, 
  

   leaving 
  the 
  costa 
  white 
  above 
  the 
  cell 
  and 
  the 
  base 
  of 
  wing 
  white; 
  

   the 
  band 
  becomes 
  broad 
  on 
  the 
  inner 
  margm 
  and 
  is 
  excised 
  outwardly; 
  

   a 
  terminal 
  gray 
  band, 
  ninning 
  from 
  tornus 
  to 
  about 
  vein 
  5. 
  Hind 
  

   wing 
  white 
  on 
  the 
  disk, 
  the 
  costa 
  and 
  margins 
  gray. 
  Expanse, 
  

   22-30 
  mm. 
  

  

  Type.— 
  Male, 
  No. 
  14304, 
  U.S.N.M., 
  Misantla, 
  Mexico, 
  May, 
  1910 
  

   (R. 
  Mtiller); 
  Paso 
  San 
  Juan, 
  State 
  of 
  Vera 
  Cruz, 
  Mexico 
  (Schaus 
  col- 
  

   lection) 
  . 
  

  

  MESOSCIA 
  EUTECTA, 
  new 
  species. 
  

  

  Thorax 
  white, 
  collar 
  and 
  pectus 
  black; 
  legs 
  dark 
  gray; 
  thorax 
  

   tipped 
  with 
  dark 
  gray; 
  abdomen 
  gray 
  above. 
  Fore 
  wing 
  white; 
  a 
  

   broad 
  dark 
  gray 
  costal 
  stripe, 
  reaching 
  to 
  the 
  cell 
  and 
  stem 
  of 
  veins 
  

   7-9; 
  other 
  veins 
  lined 
  with 
  the 
  same 
  color, 
  especially 
  the 
  branches 
  

   of 
  the 
  median 
  vein; 
  a 
  shade 
  filling 
  in 
  between 
  vein 
  Ic 
  and 
  median 
  

   below 
  the 
  cell; 
  a 
  shade 
  between 
  vein 
  1 
  and 
  inner 
  margin 
  except 
  at 
  

   extreme 
  base. 
  Hind 
  wing 
  white. 
  Expanse, 
  29 
  mm. 
  

  

  Type. 
  — 
  Male, 
  No. 
  14464, 
  U.S.N.M., 
  Orizaba, 
  Mexico, 
  September, 
  

   1911 
  (R. 
  Miiller). 
  

  

  Family 
  ZYGiENID/E. 
  

  

  Genus 
  GINGLA 
  Walker. 
  

  

  GENGLA 
  RACONICA, 
  new 
  species. 
  

  

  Wings 
  semi 
  translucent, 
  dull 
  black; 
  body 
  black, 
  an 
  orange 
  shading 
  

   over 
  the 
  patagia 
  and 
  anterior 
  half 
  of 
  thorax. 
  Expanse, 
  19.5 
  mm. 
  

  

  Type.— 
  One 
  female. 
  No. 
  14467, 
  U.S.N.M., 
  Cerritos, 
  San 
  Luis 
  Potosi, 
  

   Mexico, 
  August, 
  1911 
  (R. 
  Miiller). 
  

  

  Similar 
  to 
  G. 
  thyesta 
  Dnice, 
  but 
  the 
  wing-shape 
  and 
  venation 
  are 
  

   different. 
  In 
  this 
  species 
  the 
  veins 
  of 
  fore 
  wing 
  are 
  all 
  separate; 
  in 
  

   thyesta 
  8 
  and 
  9 
  are 
  stalked. 
  

  

  Family 
  LACOSOMID^. 
  

   Genus 
  LACOSOMA 
  Grote. 
  

  

  LACOSOMA 
  MEDALLA, 
  new 
  species. 
  

  

  Wings 
  pinkish 
  brown, 
  a 
  little 
  grayer 
  on 
  the 
  outer 
  margin 
  of 
  fore 
  

   wing; 
  an 
  extra-mesial 
  cui*ved 
  bro\\Ti 
  line, 
  common 
  to 
  both 
  %vings; 
  

   fore 
  wing 
  with 
  a 
  faint, 
  gray, 
  elongate 
  discal 
  mark; 
  outer 
  margin 
  

  

  