﻿508 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  tol. 
  44. 
  

  

  Genus 
  SACANDAGA 
  Alexander. 
  

  

  Sacandaga 
  Alexander, 
  Ent. 
  News, 
  1910, 
  pp. 
  349-352, 
  figs. 
  1-3; 
  Idem, 
  1911, 
  

   pp. 
  71-73. 
  

  

  KEY 
  TO 
  THE 
  SPECIES 
  OF 
  SACANDAGA. 
  

  

  1. 
  Length, 
  5 
  mm.; 
  wing, 
  G-7 
  mm.; 
  color 
  of 
  the 
  body, 
  yellowish; 
  wings, 
  hyaline. 
  

  

  /aw 
  Alexander 
  * 
  (Eastern 
  U. 
  S.). 
  

   Length, 
  2.9-4.5 
  mm.; 
  wing, 
  4-5 
  mm.; 
  color 
  of 
  the 
  body, 
  brown; 
  wingy, 
  gray. 
  

  

  parva, 
  new 
  species 
  (Greater 
  Antilles). 
  

  

  SACANDAGA 
  PARVA, 
  new 
  species. 
  

  

  Antennae 
  brown; 
  color 
  of 
  body 
  brown; 
  wings 
  gray. 
  

  

  Male. 
  — 
  Length, 
  2.9 
  mm.; 
  wing, 
  4 
  mm. 
  Head: 
  rostrum 
  and 
  palpi 
  

   dark 
  brown; 
  antennee 
  dark 
  brown, 
  the 
  first 
  flagellar 
  segment 
  elon- 
  

   gated. 
  Eyes 
  widely 
  separated 
  by 
  the 
  very 
  broad 
  front 
  and 
  vertex; 
  

   front, 
  vertex, 
  and 
  occiput 
  dark 
  blackish-brown 
  with 
  an 
  indistinct 
  

   sparse 
  gray 
  bloom. 
  

  

  Thorax: 
  pronotum 
  barely 
  visible 
  from 
  above, 
  dark 
  brown, 
  the 
  

   sides 
  of 
  the 
  scutellum 
  more 
  yellowish; 
  mesonotum, 
  pr^escutum 
  rather 
  

   dark 
  brown; 
  space 
  in 
  front 
  of 
  the 
  pseudosuture 
  more 
  yellowish; 
  

   pseudo-sutural 
  fovea 
  deep, 
  shiny, 
  dark 
  brownish-black, 
  elongate 
  

   semilunar; 
  tuberculate 
  pits 
  dark 
  brown, 
  far 
  cephalad, 
  nearer 
  the 
  

   anterior 
  margin 
  of 
  the 
  sclerite 
  than 
  to 
  the 
  pseudo-suture, 
  separated 
  

   from 
  one 
  another 
  by 
  a 
  distance 
  equal 
  to 
  about 
  one 
  and 
  one-half 
  the 
  

   diameter 
  of 
  either; 
  scutum, 
  scutellum, 
  and 
  post-notum 
  dark 
  brown, 
  

   pleurae 
  grayish-brown, 
  region 
  about 
  the 
  wing 
  basis 
  yellowish. 
  Hal- 
  

   teres 
  yellow 
  at 
  basis, 
  stem 
  and 
  knob 
  brovniish; 
  stem 
  with 
  long 
  

   brown 
  hairs. 
  Legs: 
  coxae 
  and 
  trochanters 
  dull 
  yellow; 
  femora, 
  

   tibia, 
  and 
  tarsi 
  dark 
  brown. 
  

  

  Wings: 
  gray 
  throughout, 
  costal 
  cell 
  more 
  brownish; 
  veins 
  brown. 
  

   Venation 
  (see 
  fig. 
  9): 
  Sc 
  quite 
  long, 
  its 
  distance 
  beyond 
  the 
  origin 
  

   of 
  Rs 
  about 
  two 
  and 
  one-half 
  times 
  the 
  length 
  of 
  cross 
  vein 
  r-m. 
  

   Scj 
  rather 
  indistinct, 
  far 
  removed 
  from 
  the 
  tip 
  of 
  Scj. 
  E, 
  rather 
  

   long, 
  however, 
  the 
  tips 
  of 
  Rj 
  and 
  Rj 
  ^i'^ 
  much 
  more 
  widely 
  separated 
  

   than 
  in 
  S. 
  jlava. 
  Rs 
  long, 
  gently 
  arcuated; 
  R2+3 
  much 
  longer 
  

   than 
  cell 
  Rj; 
  R3 
  is 
  missing 
  in 
  its 
  distal 
  portion 
  (an 
  abnormit}^ 
  

   rather 
  than 
  a 
  specific 
  character); 
  Rg 
  short, 
  almost 
  perpendicular; 
  

   cross 
  vein 
  r-m 
  and 
  the 
  basal 
  deflection 
  of 
  R4+5 
  subequal. 
  Basal 
  

   deflection 
  of 
  M^+j 
  practically 
  gone, 
  M 
  being 
  almost 
  in 
  a 
  line 
  with 
  

   M1+2; 
  second 
  anal 
  long 
  bisinuated. 
  Cell 
  first 
  M, 
  not 
  so 
  regularly 
  

   hexagonal 
  as 
  in 
  Jlava, 
  anal 
  angle 
  very 
  prominent. 
  

  

  Abdomen: 
  tergum 
  dark 
  brown, 
  sternum 
  brownish-yellow 
  on 
  basal 
  

   five 
  segments. 
  

  

  Female. 
  — 
  Length, 
  4.6 
  mm.; 
  wing, 
  5 
  mm. 
  Similar 
  but 
  larger; 
  

   abdominal 
  sternum 
  darker, 
  brown; 
  valves 
  of 
  the 
  ovipositor 
  yellowish. 
  

  

  1 
  Ent. 
  News, 
  vol. 
  22, 
  1910, 
  pp. 
  349-352, 
  figs. 
  1-3, 
  male 
  and 
  female. 
  

  

  