﻿NO. 
  1138. 
  AMEBIC 
  AN 
  TYPHLOCYBINAE— 
  GILLETTE. 
  713 
  

  

  Described 
  from 
  a 
  single 
  male 
  taken 
  by 
  Mr. 
  H. 
  H. 
  Smitb 
  in 
  the 
  month 
  

   of 
  April 
  at 
  Chapada, 
  Brazil. 
  

  

  ALEBRA 
  DORSALIS, 
  new 
  species. 
  

  

  Entirely 
  yellow 
  beneath, 
  mostly 
  deep 
  smoky 
  or 
  blackisli 
  above 
  back 
  

   of 
  the 
  vertex. 
  Length, 
  4 
  mm. 
  

  

  Face 
  remarkably 
  short 
  and 
  broad, 
  the 
  breadth 
  exceeding 
  the 
  length 
  

   by 
  abont 
  one 
  sixth 
  of 
  the 
  latter; 
  tlie 
  clypeus 
  broadly 
  rounded 
  below, 
  

   and 
  hardly 
  exceeding 
  the 
  genae, 
  broader 
  near 
  the 
  apex 
  than 
  at 
  the 
  

   base. 
  Vertex 
  broadly 
  rounded, 
  slightly 
  produced, 
  yellow, 
  with 
  a 
  slight 
  

   dusky 
  coloration 
  posteriorly. 
  Pronotum 
  short 
  and 
  broad, 
  a 
  little 
  nar- 
  

   rower 
  than 
  the 
  head, 
  deep 
  smoky 
  or 
  blackish 
  in 
  color, 
  except 
  at 
  the 
  

   sides 
  back 
  of 
  the 
  compound 
  

   eyes 
  where 
  it 
  is 
  yellow. 
  

   Scutellum 
  concolorous 
  with 
  

   the 
  i^ronotum, 
  and 
  witliout 
  

   markings 
  except 
  tlie 
  ex- 
  

   treme 
  apex, 
  which 
  is 
  yel- 
  

   lowish. 
  Elytra 
  yellowisli 
  

  

  IT 
  ,■■ 
  j_ 
  1 
  li- 
  Ftg. 
  6. 
  — 
  Elytron 
  (IK 
  ALEBRA 
  ROBcsTA. 
  

  

  hyaline 
  on 
  the 
  outer 
  halt. 
  

  

  the 
  inner 
  half 
  and 
  entire 
  apex 
  deep 
  smoky. 
  Tergum 
  black 
  with 
  the 
  

  

  lateral 
  margins 
  of 
  the 
  segments 
  deep 
  yellow, 
  all 
  beneath 
  yellow. 
  

  

  Described 
  from 
  one 
  male 
  taken 
  by 
  Mr. 
  H. 
  H. 
  Smith, 
  in 
  the 
  month 
  of 
  

   April, 
  at 
  Chapada, 
  Brazil. 
  

  

  ALEBRA 
  ALBOSTRIELLA 
  Fallen. 
  

  

  Cicada 
  albostriella 
  Fallen, 
  Hemiptera 
  Sneciae-Cicadariae, 
  p. 
  54, 
  1829. 
  

   TyphJocyha 
  albostriella 
  Flor, 
  Ehyn. 
  Livl., 
  pp. 
  373, 
  382, 
  1861; 
  varieties 
  /»7(T0?a, 
  

  

  defjantida, 
  U'ahlbergi, 
  discicoUis. 
  ^udfasciaia, 
  ibid., 
  p. 
  384. 
  

   Alebra 
  albostriella 
  Fieber, 
  Kat. 
  d. 
  enr. 
  Cicad., 
  p. 
  14, 
  1872; 
  varieties 
  e/ef/a«/«7«, 
  

  

  discicolUi*, 
  fitlreola, 
  aud 
  Wahlberrji, 
  ibid., 
  p. 
  14. 
  — 
  Mayr, 
  Rhyn. 
  Trio!., 
  II; 
  

  

  Hemip. 
  bom. 
  (Cicad. 
  ), 
  p. 
  23, 
  1880 
  ; 
  Tab. 
  d. 
  Cicad. 
  v. 
  Centi'aleuropa, 
  p. 
  36, 
  1884. 
  — 
  

  

  PufON, 
  Cat. 
  d. 
  Hemipteres, 
  p. 
  86, 
  1886; 
  varieties 
  eleyantula, 
  discicollis, 
  exima, 
  

  

  fuhrola, 
  and 
  TTahlberjji, 
  ibid., 
  p. 
  86. 
  — 
  Melichar, 
  Cic 
  v. 
  ilittel-europa, 
  p. 
  317, 
  

  

  1896.— 
  WooDwoRTH, 
  Psyche, 
  V, 
  p. 
  76, 
  1888. 
  

   Tiiphlociiba 
  aurata, 
  jJallida, 
  and 
  hhwtata 
  Walsh, 
  Proc. 
  Bost. 
  8oc. 
  Nat. 
  Hist., 
  p. 
  315, 
  

  

  1864. 
  

   Alebra 
  uurea, 
  inillida, 
  and 
  hiitotata 
  Woodworth, 
  Psyche, 
  V, 
  p. 
  Dlo, 
  1889.— 
  Van 
  

  

  DuzEE, 
  Trans. 
  Am. 
  Eut. 
  Soc, 
  XXI, 
  p. 
  309, 
  1894. 
  

   Erythroneura 
  mall 
  Provan<her, 
  Pet. 
  Faune 
  Ent. 
  Can., 
  Ill, 
  p. 
  298. 
  1S90. 
  

  

  According 
  to 
  Fallen 
  this 
  species 
  is 
  described 
  as 
  follows: 
  

  

  Cicada 
  albostriella 
  Intescens. 
  thoracic 
  lineis 
  tribus 
  elytornniqni' 
  dnabiis 
  albis.pedi- 
  

   bus 
  pallidis. 
  

  

  Mas. 
  i\- 
  Eem. 
  Colore 
  similes. 
  In 
  Ostrogothia 
  a 
  I). 
  Zetterstedt 
  invcuta. 
  Statnra 
  

   Cic. 
  variatw. 
  Longit. 
  2 
  lin. 
  — 
  Capnt 
  immacnlatiim. 
  Thorax 
  nutrin(ine 
  striga 
  larerali 
  

   & 
  media 
  dorsali, 
  qnae 
  scntellnm 
  transit, 
  alba 
  pulchre 
  picta. 
  Elytra 
  pellucida 
  Inte- 
  

   sceutia: 
  striis 
  dnabns 
  albis 
  niagisqiic 
  pellncidis 
  a 
  basifere 
  ad 
  apicem 
  ductis. 
  Abdo- 
  

   men 
  supra 
  nigricans, 
  subtns 
  pallidum. 
  Pedes 
  in 
  exsiccatis 
  albidi. 
  

  

  