﻿44 
  Mr. 
  W. 
  Schaus 
  on 
  

  

  similar, 
  large, 
  oval, 
  slightly 
  oblique, 
  crossed 
  by 
  a 
  grey-brown 
  

   shade 
  ; 
  a 
  blackish 
  streak 
  at 
  base 
  of 
  inner 
  margin, 
  surmounted 
  

   by 
  an 
  outwardly 
  oblique 
  dark 
  shade 
  ; 
  a 
  dark 
  brown 
  spot 
  

   medially 
  on 
  costa 
  ; 
  a 
  geminate 
  dark 
  line 
  from 
  reniform 
  to 
  

   inner 
  margin, 
  filled 
  in 
  with 
  white 
  ; 
  a 
  fine 
  postmedial 
  brown 
  

   line 
  oblique 
  from 
  costa, 
  angled 
  at 
  vein 
  6, 
  then 
  nearly 
  straight 
  

   to 
  inner 
  margin 
  ; 
  above 
  angle 
  of 
  postmedial 
  a 
  black-brown 
  

   shade 
  to 
  costa, 
  and 
  beyond 
  it 
  from 
  3 
  to 
  6 
  some 
  velvety 
  spots,, 
  

   the 
  longest 
  between 
  4 
  and 
  5 
  ; 
  a 
  subterminal 
  whitish 
  shade 
  ; 
  

   the 
  outer 
  margin 
  darker 
  grey 
  ; 
  a 
  terminal 
  brown 
  line 
  ; 
  fringe 
  

   grey, 
  spotted 
  with 
  fuscous 
  at 
  veins. 
  Hind 
  wings 
  white 
  ; 
  the 
  

   costal 
  margin 
  and 
  apex 
  fuscous, 
  narrowing 
  towards 
  anal 
  

   angle 
  ; 
  a 
  dark 
  spot 
  on 
  discocellular. 
  

  

  Expanse, 
  <$ 
  28 
  mm. 
  

  

  The 
  female 
  has 
  the 
  medial 
  space 
  irrorated 
  with 
  dark 
  grey; 
  

   the 
  postmedial 
  line 
  of 
  hind 
  wings 
  below 
  showing 
  above, 
  and 
  

   the 
  wings 
  more 
  broadly 
  shaded 
  with 
  fuscous. 
  

  

  Expanse 
  33 
  mm. 
  

  

  Hah. 
  Cachi, 
  Juan 
  Vinas. 
  

  

  Allied 
  to 
  M. 
  niveiplaga, 
  Schs. 
  

  

  Ogdoconta 
  pulverulenta, 
  sp. 
  n» 
  

  

  Head, 
  collar, 
  thorax, 
  and 
  fore 
  wings 
  lilacine 
  brown, 
  thickly 
  

   irrorated 
  with 
  lilacine. 
  Abdomen 
  and 
  hind 
  wings 
  fuscous 
  

   brown. 
  Fore 
  wings 
  : 
  the 
  lines 
  dark 
  brown, 
  only 
  faintly 
  

   indicated 
  on 
  costal 
  margin 
  ; 
  the 
  veins 
  dark 
  brown 
  from 
  ante- 
  

   medial 
  to 
  subterminal 
  line 
  ; 
  the 
  antemedial 
  nearly 
  straight 
  ; 
  

   the 
  orbicular 
  round, 
  linear 
  ; 
  an 
  oval 
  linear 
  spot 
  below 
  orbi- 
  

   cular 
  ; 
  the 
  reniform 
  space 
  large, 
  inwardly 
  limited 
  by 
  a 
  brown 
  

   line, 
  outwardly 
  by 
  the 
  postmedial 
  ; 
  the 
  veins 
  on 
  reniform 
  

   space 
  not 
  dark 
  ; 
  the 
  subterminal 
  heavily 
  marked, 
  curved 
  

   below 
  costa 
  and 
  parallel 
  to 
  postmedial, 
  followed 
  by 
  a 
  brown 
  

   shade 
  outwardly 
  dentate 
  on 
  veins, 
  with 
  clusters 
  of 
  lilacine 
  

   scales 
  between 
  them 
  ; 
  a 
  terminal 
  dark 
  line, 
  inwardly 
  shaded 
  

   with 
  lilacine. 
  

  

  Expanse 
  30 
  mm. 
  

  

  Hab. 
  Juan 
  Vinas. 
  

  

  Allied 
  to 
  0. 
  cymographa, 
  Hmpsn. 
  

  

  Ogdoconta 
  pulvilinea, 
  sp. 
  n. 
  

  

  Head, 
  collar, 
  and 
  thorax 
  brown, 
  irrorated 
  with 
  lilacine. 
  

   Abdomen 
  greyish. 
  Fore 
  wings 
  silky 
  grey-brown, 
  irrorated 
  

   with 
  lilacine 
  on 
  costa 
  and 
  near 
  the 
  lines, 
  which 
  consist 
  of 
  

   lilacine 
  scales 
  and 
  are 
  very 
  fine 
  ; 
  the 
  basal 
  line 
  outwardly 
  

   oblique 
  from 
  costa- 
  the 
  antemedial 
  lunular, 
  straight; 
  the 
  

  

  