﻿744 
  

  

  PBOCEEDIXCtS 
  of 
  the 
  national 
  MUSET'M. 
  

  

  sippi 
  Agricultural 
  College 
  by 
  Professor 
  H. 
  E. 
  Weed 
  in 
  July 
  and 
  Sep- 
  

   tember 
  5 
  two 
  specimens 
  from 
  Virginia 
  sent 
  me 
  by 
  Mr. 
  T. 
  H. 
  Pergande, 
  

   and 
  seven 
  specimens 
  from 
  Colorado, 
  as 
  follows: 
  Five 
  specimens 
  near 
  

   Fort 
  Collins 
  sweeping 
  native 
  plants 
  between 
  June 
  11 
  and 
  July 
  24, 
  one 
  

   specimen 
  at 
  the 
  same 
  place 
  on 
  plum 
  Sej^tember 
  31, 
  and 
  one 
  specimen 
  

   taken 
  by 
  tlie 
  writer 
  at 
  Leadville, 
  at 
  an 
  elevation 
  of 
  10,000 
  feet, 
  August 
  

   23, 
  ou 
  uative 
  x)lants. 
  1 
  have 
  also 
  received 
  specimens 
  from 
  Mr. 
  Heide- 
  

   mann 
  marked 
  "D. 
  C.;" 
  aud 
  from 
  the 
  U. 
  S. 
  National 
  Museum, 
  marked 
  

   "Ya.,'' 
  ^'Los 
  Angeles, 
  Calif., 
  Coquillett,'' 
  "Nevada 
  Co., 
  Oal., 
  Sep.," 
  

   "Horace, 
  Ks, 
  July 
  28," 
  and 
  "Neb." 
  

  

  EMPOASCA 
  TUMIDA, 
  new 
  species. 
  

  

  Lengtli, 
  

  

  Color 
  greenish-yellow 
  or 
  yellowish-green, 
  face 
  very 
  tumid. 
  

   2.50 
  mm. 
  

  

  Face 
  varying 
  in 
  color 
  from 
  almost 
  eutirely 
  yellow, 
  the 
  clypeus 
  only 
  

   being 
  green, 
  to 
  almost 
  entirelj^ 
  green 
  with 
  the 
  upjDer 
  portion 
  of 
  the 
  

   front 
  yellow; 
  length 
  but 
  very 
  little 
  exceeding 
  the 
  breadth, 
  clypeus 
  but 
  

   little 
  exceeding 
  the 
  geuae; 
  front 
  very 
  tumid, 
  as 
  

   seen 
  in 
  Fig. 
  93: 
  Vertex 
  considerably 
  i^roduced, 
  

   its 
  length 
  being 
  contained 
  in 
  the 
  length 
  of 
  the 
  

   prouotum 
  less 
  than 
  one 
  and 
  one-half 
  times 
  and 
  

   in 
  the 
  breadth 
  of 
  the 
  head 
  less 
  than 
  two 
  and 
  

   one-half 
  times; 
  color 
  yellow 
  to 
  greenish, 
  

   with 
  a 
  median 
  and 
  two 
  lateral 
  longitudi- 
  

   nal 
  pale 
  lines 
  which 
  are 
  rather 
  indistinct 
  

   in 
  the 
  greener 
  specimens. 
  Prouotum 
  not 
  

   wider 
  than 
  the 
  head, 
  less 
  than 
  twice 
  as 
  

   Avide 
  as 
  long, 
  pale 
  green 
  in 
  color 
  with 
  

   five 
  whitish 
  spots 
  on 
  the 
  anterior 
  margin, 
  

   and 
  in 
  the 
  best-marked 
  specimen 
  there 
  are 
  three 
  illy 
  defined 
  pale 
  lines 
  

   which 
  are 
  the 
  continuations 
  of 
  the 
  pale 
  lines 
  of 
  the 
  vertex. 
  Abdomen 
  

   yellowish-green 
  above 
  and 
  below, 
  the 
  last 
  ventral 
  segment 
  in 
  the 
  female 
  

   slightly 
  produced 
  and 
  rounded 
  posteriorly. 
  Legs 
  yellow 
  with 
  the 
  tarsi 
  

   bluish-green. 
  In 
  two 
  specimens 
  the 
  basal 
  segments 
  of 
  the 
  tergum 
  are 
  

   largely 
  black. 
  (See 
  Figs. 
  92, 
  93, 
  91.) 
  

   Tijpc.—^o. 
  3438, 
  U.S.N.M. 
  

  

  Described 
  from 
  three 
  females, 
  all 
  taken 
  by 
  the 
  writer 
  in 
  Colorado 
  — 
  

   two 
  in 
  Horsetooth 
  Gulch, 
  June 
  15, 
  and 
  one 
  on 
  cultivated 
  plums 
  at 
  Fort 
  

   Collins, 
  September 
  31. 
  

  

  EMPOASCA 
  MALI 
  Le 
  Baron. 
  

  

  Teltifjoma 
  mall 
  Le 
  Baron, 
  Prairie 
  Farmer, 
  XIII, 
  p. 
  330, 
  1S53. 
  

   Empoasca 
  malt 
  OsnoRX, 
  la. 
  Acad. 
  Sci., 
  I, 
  Pt. 
  2, 
  p. 
  12, 
  1892. 
  

   TypMocyha 
  phoiopltUa^ 
  Berg, 
  Hemip. 
  Argent., 
  p. 
  273, 
  1879. 
  

  

  I'lGS. 
  92, 
  93, 
  and 
  94. 
  — 
  Vertex 
  and 
  pro- 
  

  

  NOTUM, 
  SIDE 
  OP 
  HEAD, 
  AND 
  ELYTRON 
  

   OF 
  EMPOASCA 
  TUMIDA. 
  

  

  ' 
  This 
  may 
  prove 
  to 
  be 
  a 
  good 
  species, 
  but 
  I 
  hare 
  examined 
  specimens 
  from 
  Brazil 
  

   in 
  the 
  collection 
  of 
  Mr. 
  II, 
  II. 
  Smith 
  that 
  answer 
  the 
  description 
  of 
  this 
  species, 
  and 
  

  

  