﻿538 
  PROCBEDINOS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  vol.44. 
  

  

  antennae 
  dark 
  colored; 
  antennae: 
  segment 
  one 
  dark, 
  blackish, 
  cov- 
  

   ered 
  with 
  a 
  thick 
  light-colored 
  pubescence, 
  second 
  segment 
  dark 
  

   brown, 
  third 
  segment 
  conspicuously 
  orange-red, 
  remainder 
  dark 
  

   brownish-black. 
  Front 
  (behind), 
  vertex 
  and 
  occiput 
  dull 
  tawny- 
  

   yellow, 
  darker 
  behind 
  and 
  underneath 
  on 
  the 
  genae; 
  a 
  conspicuous 
  

   brown 
  line 
  on 
  the 
  head, 
  anteriorly 
  enlarged 
  into 
  a 
  conspicuous 
  spot 
  

   running 
  back 
  toward 
  the 
  collare. 
  Front 
  nearly 
  as 
  wide 
  as 
  the 
  first 
  

   antennal 
  segment 
  is 
  long. 
  

  

  Thorax: 
  pronotum 
  dark 
  brown; 
  mesonotum, 
  rich 
  reddish-brown, 
  

   in 
  front 
  a 
  narrow 
  dark 
  brown 
  margin 
  which 
  continues 
  back 
  toward 
  

   the 
  lateral 
  margins 
  of 
  the 
  sclerite; 
  medially 
  a 
  narrow 
  brown 
  line 
  

   runs 
  back 
  for 
  a 
  short 
  distance, 
  but 
  fades 
  out 
  at 
  about 
  one-tliird 
  the 
  

   length 
  of 
  the 
  sclerite; 
  scutum 
  brown, 
  darker 
  caudally. 
  On 
  the 
  lat- 
  

   eral 
  margins 
  oi 
  these 
  two 
  sclerites 
  (scutum 
  and 
  praescutum) 
  is 
  a 
  large 
  

   buff 
  spot, 
  hemmed 
  in 
  above 
  by 
  a 
  fuscous 
  lino 
  running 
  cephalad 
  from 
  

   the 
  suture 
  for 
  one-third 
  the 
  length 
  of 
  the 
  praescutum 
  and 
  then 
  bent 
  

   strongly 
  laterad 
  and 
  recurved, 
  to 
  form 
  a 
  deep 
  chocolate-brown 
  spot 
  

   occupying 
  the 
  lateral 
  margins 
  of 
  both 
  sclerites. 
  Scutellum 
  and 
  

   postnotum 
  dusky 
  brownish-black, 
  paler 
  at 
  the 
  sutures; 
  metanotuin 
  

   brownish-black. 
  Pleurae 
  and 
  sterna 
  very 
  dark 
  brown, 
  almost 
  uni- 
  

   form 
  except 
  a 
  darker 
  black 
  band 
  which 
  begins 
  on 
  the 
  prosternura 
  

   and 
  continues 
  back 
  across 
  the 
  epipleurae. 
  Halteres 
  yellowish, 
  a 
  lit- 
  

   tle 
  darker 
  toward 
  the 
  knob. 
  Legs: 
  coxae 
  and 
  trochanters 
  brown, 
  

   slightly 
  paler 
  toward 
  the 
  tips 
  (rest 
  of 
  legs 
  gone, 
  but 
  probably 
  with 
  

   more 
  or 
  less 
  dark 
  color) 
  . 
  

  

  Wings 
  light 
  yellow 
  with 
  about 
  eight 
  brown 
  spots 
  along 
  the 
  ante- 
  

   rior 
  margin 
  of 
  the 
  wing, 
  of 
  which 
  the 
  second 
  is 
  located 
  on 
  the 
  cross- 
  

   vein 
  h; 
  fourth 
  and 
  sixth 
  larger, 
  at 
  base 
  of 
  Es 
  and 
  tip 
  of 
  Sc; 
  irregular 
  

   light 
  brown 
  bands 
  lead 
  from 
  these 
  spots 
  across 
  the 
  wing, 
  each 
  spot 
  

   and 
  band 
  being 
  separated 
  from 
  the 
  ground-color 
  of 
  the 
  wing 
  by 
  a 
  

   subhyaline 
  margin. 
  First 
  anal 
  cell 
  with 
  three 
  subequal 
  brown 
  marks 
  

   at 
  its 
  tip, 
  second 
  anal 
  cell 
  with 
  about 
  five 
  at 
  its 
  tip. 
  (Venation 
  as 
  

   in 
  fig. 
  33.) 
  

  

  Abdomen: 
  tergum 
  dark 
  brown, 
  apices 
  of 
  segments 
  more 
  or 
  less 
  

   paler; 
  sterna 
  paler, 
  more 
  yellowish-brown, 
  especially 
  on 
  the 
  caudal 
  

   margins 
  of 
  the 
  segments; 
  hypopygium 
  light 
  yellowish-brown 
  be- 
  

   neath. 
  

  

  A 
  second 
  specimen 
  has 
  the 
  rostrum 
  reddish-brown; 
  the 
  third 
  

   antennal 
  segment 
  still 
  more 
  conspicuous, 
  orange; 
  the 
  lateral 
  marks 
  

   on 
  the 
  mesothoracic 
  praescutum 
  and 
  scutum 
  much 
  paler 
  brown; 
  

   pleurae 
  paler 
  brown. 
  

  

  Two 
  specimens 
  (males) 
  from 
  Chapada, 
  Matto 
  Grosso, 
  Brazil 
  

   (Coll. 
  H.H.Smith). 
  

  

  In 
  American 
  Museum 
  ol 
  Natural 
  History. 
  

  

  