﻿72 
  -PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol.67 
  

  

  GARDENA 
  MARCIA, 
  new 
  species. 
  

  

  Male. 
  — 
  Color 
  as 
  in 
  pipara; 
  posterior 
  lobe 
  of 
  pronotum 
  almost 
  lack- 
  

   ing 
  transverse 
  wrinkles. 
  Lobe 
  of 
  seventh 
  tergite 
  very 
  short, 
  in 
  pro- 
  

   portion 
  to 
  remainder 
  of 
  tergite 
  as 
  2 
  is 
  to 
  5, 
  broadly 
  rounded. 
  Hind 
  

   margin 
  of 
  sixth 
  sternite 
  broadly 
  and 
  deeply 
  emarginate 
  medianly, 
  

   arcuate 
  laterally; 
  seventh 
  and 
  eighth 
  sternites 
  shallowly 
  concave 
  

   medianly 
  and 
  convex 
  laterally, 
  the 
  former 
  nearly 
  straight 
  across. 
  

   Ninth 
  sternite 
  short, 
  opening 
  posteriorly 
  and 
  upwardly, 
  its 
  hind 
  

   margin 
  nearly 
  straight; 
  cleft 
  of 
  upper 
  surface 
  opening 
  gradually 
  

   from 
  the 
  base 
  (fig. 
  112), 
  supero-posterior 
  angles, 
  produced, 
  elevated 
  

   and 
  spinelike 
  at 
  apices, 
  hollowed 
  out 
  beneath 
  for 
  reception 
  of 
  the 
  

   claspers, 
  which 
  are 
  as 
  described 
  in 
  key 
  (fig. 
  100). 
  

  

  Length, 
  14 
  mm. 
  

  

  Holotype. 
  — 
  Male, 
  Santarem, 
  Brazil. 
  (Carnegie 
  Mus.) 
  

  

  GARDENA 
  MESSALINA, 
  new 
  species. 
  

  

  Female. 
  — 
  Fore 
  femora 
  each 
  with 
  a 
  faint 
  subapical 
  pale 
  band 
  ; 
  mid 
  

   femora 
  and 
  tibiae 
  each 
  with 
  two 
  pale 
  bands. 
  Seventh 
  tergite 
  very 
  

   slightly 
  convex 
  on 
  hind 
  margin, 
  eighth 
  moderately 
  long, 
  semi-ellip- 
  

   tical; 
  ninth 
  very 
  convex 
  transversely, 
  somewhat 
  constricted 
  near 
  

   middle 
  of 
  exposed 
  portion, 
  rounded 
  apically. 
  Sixth 
  sternite 
  with 
  

   'a 
  deep 
  emargination 
  posteriorly 
  involving 
  the 
  entire 
  hind 
  border; 
  

   seventh 
  sternite 
  long, 
  with 
  a 
  short, 
  median 
  triangular 
  process 
  pos- 
  

   teriorly 
  (fig. 
  107) 
  sides 
  of 
  hind 
  margin 
  slightly 
  concave; 
  eighth 
  

   sternite 
  broadly 
  exposed 
  on 
  sides, 
  profoundly 
  emarginate 
  in 
  middle. 
  

  

  Length, 
  17 
  mm. 
  

  

  Holotype. 
  — 
  Female, 
  Victoria, 
  Texas. 
  (U.S.N.M.). 
  

  

  Type.— 
  Female, 
  Cat. 
  No. 
  26731, 
  M.S.N.M. 
  

  

  This 
  is 
  a 
  wingless 
  but 
  mature 
  specimen, 
  which, 
  because 
  of 
  different 
  

   leg 
  markings 
  is 
  treated 
  as 
  a 
  different 
  species 
  from 
  G. 
  poppaea, 
  repre- 
  

   sented 
  by 
  a 
  wingless 
  male, 
  also 
  from 
  Victoria. 
  

  

  GARDENA 
  PIPARA, 
  new 
  species. 
  

  

  Male. 
  — 
  Head 
  and 
  body 
  chiefly 
  castaneous, 
  the 
  appendages 
  yellow- 
  

   brown 
  ; 
  apex 
  of 
  first 
  antennal 
  segment, 
  two 
  bands 
  on 
  front 
  femur, 
  apex 
  

   of 
  mid 
  and 
  hind 
  femur 
  and 
  subapical 
  annulus, 
  bases 
  of 
  mid 
  and 
  hind 
  

   tibia 
  and 
  sub-basal 
  annulus 
  paler; 
  wings 
  dusky 
  fumose. 
  Seventh 
  

   tergite 
  rather 
  short, 
  its 
  body 
  exceeding 
  the 
  short 
  rounded 
  lobe 
  only 
  

   as 
  3 
  is 
  to 
  2. 
  Seventh 
  and 
  eighth 
  sternites 
  shallowly 
  emarginate 
  me- 
  

   dianly, 
  convex 
  laterally 
  ; 
  ninth 
  or 
  hypopygium, 
  long, 
  opening 
  upward 
  

   and 
  backward, 
  the 
  hind 
  margin 
  nearly 
  straight, 
  the 
  supero-posterior 
  

   angles 
  moderately 
  elevated, 
  the 
  expanded 
  part 
  of 
  dorsal 
  cleft 
  short, 
  

   claspers 
  as 
  described 
  in 
  key 
  (fig. 
  101). 
  

  

  