﻿736 
  

  

  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  

  

  about 
  one 
  and 
  three-fourths 
  the 
  length. 
  Elytra 
  yellowish 
  subhyaline, 
  

   sectors 
  obsolete 
  except 
  near 
  the 
  cross-veins, 
  first 
  apical 
  cell 
  open 
  i)os- 
  

   teriorlyand 
  the 
  second 
  one 
  pedunculate. 
  Wing- 
  normal, 
  rather 
  slender 
  

   toward 
  the 
  apex. 
  Scutellum 
  with 
  basal 
  angles 
  golden 
  yellow, 
  the 
  

   median 
  portion 
  whitish 
  and 
  the 
  apex 
  green. 
  The 
  abdomen 
  is 
  mostly 
  

  

  yellow 
  above, 
  but 
  is 
  stained 
  with 
  

   green 
  on 
  some 
  of 
  the 
  segments, 
  the 
  

   venter 
  is 
  pale 
  green, 
  the 
  ovii)Ositor 
  

   is 
  rather 
  deep 
  green, 
  and 
  the 
  sides 
  

   of 
  the 
  pygofers 
  are 
  yellow. 
  The 
  

   last 
  ventral 
  segment 
  is 
  strongly 
  pro- 
  

   duced, 
  with 
  

   two 
  deep, 
  

   oblique 
  in- 
  

   cisions 
  from 
  

   the 
  poste- 
  

   rior 
  margin, 
  

   leaving 
  a 
  

   large 
  quadrangular 
  

   tooth, 
  rounded 
  pos- 
  

   teriorly. 
  The 
  fem- 
  

   ora 
  are 
  light 
  green 
  

   and 
  the 
  tibiae 
  and 
  

   tarsi 
  deep 
  bluish- 
  

   green. 
  

  

  Type.—^o. 
  3428, 
  

   U.S.K.M. 
  

  

  Figs. 
  68, 
  69, 
  70 
  and 
  71.— 
  Face, 
  VEhTEX, 
  and 
  PKONorr.M, 
  elytron, 
  and 
  

  

  WING 
  OP 
  EMPOASCA 
  INCISA. 
  

  

  Described 
  from 
  a 
  

   single 
  female 
  taken 
  

   by 
  the 
  writer 
  in 
  Estes 
  Park, 
  Colorado, 
  August 
  C. 
  (See 
  Figs. 
  68, 
  69, 
  70, 
  71.) 
  

   This 
  species 
  is 
  readily 
  separated 
  from 
  aureoviridis 
  Uhler 
  by 
  the 
  inci- 
  

   sions 
  of 
  the 
  last 
  ventral 
  segment 
  of 
  the 
  female. 
  

  

  EMPOASCA 
  ATROLABES, 
  new 
  species. 
  

  

  Color, 
  greenish 
  golden 
  with 
  more 
  or 
  less 
  deep 
  blue. 
  Length, 
  3.5 
  mm. 
  

  

  Face 
  yellow, 
  shading 
  into 
  greenish 
  on 
  cheeks 
  and 
  clypeus, 
  marked 
  

   between 
  the 
  eyes 
  with 
  bluish, 
  front 
  long 
  and 
  narrow, 
  clypeus 
  exceed- 
  

   ing 
  the 
  geuae 
  by 
  about 
  one- 
  third 
  its 
  length, 
  total 
  length 
  of 
  the 
  tace 
  

   about 
  one-fifth 
  more 
  than 
  the 
  total 
  breadth. 
  Vertex 
  evenly 
  rounded, 
  

   slightly, 
  or 
  not 
  at 
  all 
  produced, 
  eyes 
  greenish 
  to 
  infuscate, 
  in 
  none 
  of 
  

   the 
  specimens 
  black, 
  a 
  greenish 
  median 
  line 
  and 
  a 
  similar, 
  rather 
  indis 
  

   tiuct, 
  oblique 
  line 
  near 
  each 
  compound 
  eye. 
  Prouotum 
  fully 
  twice 
  the 
  

   length 
  of 
  the 
  vertex 
  and 
  a 
  little 
  less 
  than 
  twice 
  as 
  broad 
  as 
  long, 
  yellow 
  

   on 
  theanterior 
  half 
  and" 
  greenish 
  to 
  bluish 
  on 
  the 
  posterior 
  half, 
  in 
  one 
  

   specimen 
  almost 
  uniformly 
  yellowish, 
  entirely 
  without 
  pale 
  or 
  bluish 
  

   lines 
  or 
  spots. 
  Scutellum 
  unicolorous, 
  yellow. 
  Elytra 
  a 
  beautiful 
  

  

  