﻿aet. 
  1 
  AMEEICAN 
  PLOIARIINAE 
  McATEE 
  AJSTD 
  MALLOCH 
  73 
  

  

  Female. 
  — 
  Coloration 
  as 
  in 
  male. 
  Seventh 
  tergite 
  broadly 
  rounded, 
  

   and 
  narrowly 
  abruptly 
  declivate 
  apically; 
  eighth 
  tergite 
  short, 
  

   rounded 
  apically, 
  almost 
  horizontal; 
  ninth 
  tergite 
  long, 
  slightly 
  

   inflated 
  above, 
  abruptly 
  narrowed 
  below; 
  the 
  apical 
  half 
  is 
  trans- 
  

   versely 
  rounded, 
  marked 
  off 
  by 
  two 
  oblique 
  depressions, 
  and 
  the 
  mid- 
  

   dle 
  of 
  apical 
  margin 
  is 
  slightly 
  excised. 
  Seventh 
  sternite 
  rather 
  

   prominently 
  inflated 
  subbasally, 
  apical 
  margin 
  straight 
  across 
  except 
  

   at 
  middle, 
  which 
  is 
  produced 
  as 
  a 
  long, 
  slender 
  pointed 
  process, 
  

   reaching 
  nearly 
  to 
  apex 
  of 
  body. 
  

  

  Length, 
  18-20 
  mm. 
  

  

  Holotype. 
  — 
  Male, 
  Province 
  del 
  Sara, 
  Bolivia, 
  April 
  1913, 
  J. 
  Stein- 
  

   bach. 
  

  

  Allotype 
  and 
  paratype. 
  — 
  Two 
  females, 
  same 
  locality, 
  350 
  meters 
  

   elevation, 
  December, 
  1912, 
  J. 
  Steinbach. 
  Paratype, 
  two 
  females, 
  

   Chapada, 
  Brazil, 
  June. 
  (All 
  these 
  specimens 
  in 
  Carnegie 
  Museum.) 
  

   Paratype 
  male, 
  La 
  Zanga, 
  Paraguay, 
  V. 
  Benzon 
  (Copenhagen 
  Mu- 
  

   seum), 
  and 
  another, 
  Santa 
  Cruz, 
  Bolivia, 
  September, 
  1917 
  (Pen- 
  

   nington). 
  

  

  GARDENA 
  PYRALLIS, 
  new 
  species. 
  

  

  Male. 
  — 
  Paler 
  than 
  G. 
  pipara, 
  the 
  leg 
  markings, 
  etc., 
  therefore 
  not 
  

   so 
  distinct; 
  hind 
  lobe 
  of 
  pronotum 
  much 
  smoother 
  as 
  described 
  in 
  

   key; 
  genitalia 
  very 
  similar. 
  

  

  Length, 
  16 
  mm. 
  

  

  Holotype. 
  — 
  Llanos, 
  Venezuela, 
  F. 
  Geay 
  (Paris 
  Mus.). 
  

  

  GARDENA 
  AGGRIPINA, 
  new 
  species. 
  

  

  Male. 
  — 
  Paler 
  in 
  ground 
  color 
  and 
  with 
  more 
  pale 
  markings 
  than 
  

   is 
  usual 
  in 
  the 
  genus 
  ; 
  fore 
  femur 
  with 
  three 
  distinct 
  pale 
  bands, 
  and 
  

   front 
  legs 
  with 
  other 
  pale 
  areas; 
  pronotum 
  with 
  a 
  median 
  broad, 
  

   and 
  two 
  lateral 
  narrow 
  pale 
  vittae 
  on 
  posterior 
  lobe 
  ; 
  wings 
  stramin- 
  

   eous 
  almost 
  throughout; 
  mid 
  and 
  hind 
  legs 
  pale, 
  the 
  femora 
  and 
  

   tibiae 
  each 
  with 
  a 
  distinct 
  sub-basal 
  and 
  another 
  faint 
  darker 
  an- 
  

   nulus. 
  Hind 
  margins 
  of 
  sternites 
  7 
  and 
  8 
  concave 
  medianly, 
  convex 
  

   laterally, 
  of 
  9 
  nearly 
  straight, 
  cleft 
  of 
  ninth 
  sternite, 
  as 
  seen 
  from 
  

   above, 
  about 
  one-third 
  the 
  length 
  of 
  part 
  dorsally 
  exposed; 
  process 
  

   of 
  seventh 
  tergite, 
  well-developed, 
  rounded 
  apically, 
  length 
  compared 
  

   with 
  that 
  of 
  remainder 
  of 
  tergite 
  as 
  9 
  is 
  to 
  17. 
  

  

  Length, 
  16 
  mm. 
  

  

  Holotype. 
  — 
  Provincio 
  del 
  Sara, 
  Bolivia, 
  350 
  meters 
  elevation, 
  Dec. 
  

   1912, 
  J. 
  Steinbach 
  (Carnegie 
  Mus.). 
  

  

  GARDENA 
  FAUSTINA, 
  new 
  species. 
  

  

  Male. 
  — 
  Chiefly 
  distinguished 
  by 
  the 
  long 
  and 
  slender 
  prothorax 
  

   and 
  the 
  prominently 
  convex 
  but 
  scarcely 
  produced 
  hind 
  margin 
  

  

  94993— 
  25— 
  —6 
  

  

  