﻿MELOLONTHID^E 
  OF 
  THE 
  UNITED 
  STATES. 
  281 
  

  

  , 
  7. 
  D.fuscula, 
  elongata, 
  rufo-testacea 
  vel 
  nigra, 
  supra 
  aequaliter 
  fortius 
  pallide 
  pubescens, 
  capite 
  fortius 
  con- 
  

   fluenter 
  punctato, 
  margine 
  antico 
  vix 
  rotundato, 
  thorace 
  minus 
  dense 
  punctato, 
  lateribus 
  subangu- 
  

   latis, 
  rotundatis, 
  antrorsurn 
  paulo 
  angustiore, 
  angulis 
  posticis 
  obtusis, 
  elytrisnigro-piceis, 
  aeneseentibus, 
  

   margine 
  testaceo, 
  dense 
  rugose 
  punctatis, 
  antennis 
  runs. 
  Long. 
  -3 
  — 
  37. 
  

  

  Middle 
  and 
  Southern 
  States. 
  The 
  legs 
  vary 
  with 
  the 
  body 
  from 
  yellowish 
  red 
  to 
  

   nearly 
  black, 
  but 
  are 
  uniform 
  in 
  color 
  ; 
  the 
  pectus 
  in 
  paler 
  specimens 
  is 
  somewhat 
  

   fuscous. 
  

  

  8.D. 
  truncata, 
  elongata, 
  nigro-picea, 
  asqualiter 
  dense 
  fortius 
  pallide 
  pubescens, 
  capite 
  confluenter 
  

   punctato, 
  margine 
  reflexo 
  testaceo, 
  antice 
  recte 
  truncato, 
  angulis 
  haud 
  rotundatis, 
  thorace 
  dense 
  punc- 
  

   tulato 
  et 
  parce 
  punctato, 
  lateribus 
  rotundatis 
  obtuse 
  angulatis, 
  angulis 
  posticis 
  obtusis, 
  elytris 
  vires- 
  

   centibus 
  margine 
  testaceo, 
  confertim 
  fortius 
  rugose 
  punctatis, 
  abdomine 
  saspe 
  testaceo, 
  antennis 
  pedi- 
  

   busque 
  flavo-testaceis. 
  Long. 
  25. 
  

  

  Platte 
  River, 
  Kansas 
  Territory. 
  Easily 
  known 
  by 
  the 
  truncate 
  clypeus 
  with 
  

   almost 
  prominent 
  angles. 
  

  

  9. 
  D. 
  rotundata, 
  elongato-ovalis, 
  picea, 
  subaenea, 
  clypeo 
  hemihexagono, 
  fortiter 
  punctato, 
  anguste 
  mar- 
  

  

  ginato, 
  thorace 
  latitudine 
  duplo 
  breviore, 
  convexo 
  disperse 
  punctato, 
  obsolete 
  canaliculate, 
  ante 
  medium 
  

   angustato, 
  lateribus 
  antice 
  obliquis, 
  postice 
  cum 
  basi 
  fortiter 
  rotundatis, 
  angulis 
  posticis 
  omnino 
  nullis, 
  

   elytris 
  fortius 
  punctatis 
  tenuiter 
  pubescentibus, 
  lineis 
  parum 
  distinctis. 
  Long. 
  -31. 
  

  

  One 
  very 
  dilapidated 
  dead 
  specimen 
  found 
  at 
  Vallecitas, 
  San 
  Diego 
  County, 
  Cali- 
  

   fornia. 
  The 
  oblique 
  sides 
  of 
  the 
  truncate 
  clypeus, 
  forming 
  half 
  of 
  a 
  hexagon, 
  and 
  

   the 
  posteriorly 
  very 
  much 
  rounded 
  sides 
  of 
  the 
  thorax 
  will 
  readily 
  distinguish 
  it. 
  

  

  II. 
  

  

  10. 
  D. 
  v 
  a 
  1 
  i 
  d 
  a 
  , 
  elongata, 
  nigro-picea 
  , 
  supra 
  parcius, 
  thorace 
  fortius 
  albo-pubescens, 
  capite 
  confluenter 
  

   punctato, 
  vertice 
  angulatim 
  vage 
  impresso, 
  occipite 
  sublaevi, 
  thorace 
  inaequaliter 
  grosse 
  punctato 
  hexa- 
  

   gono, 
  lateribus 
  ante 
  medium 
  rotundatim 
  fortiter 
  angulatis, 
  angulis 
  posticis 
  valde 
  obtusis, 
  canaliculate, 
  

   versus 
  latera 
  paulo 
  inaequali, 
  elytris 
  confertim 
  rugose 
  punctatis, 
  fusco-seneis 
  virescentibus, 
  margine, 
  ore 
  

   antennis 
  pedibusque 
  piceo-testaceis, 
  tarsis 
  obscurioribus. 
  Long. 
  -55. 
  

  

  A 
  female 
  found 
  by 
  Mr. 
  Joshua 
  Child 
  at 
  San 
  Francisco, 
  California, 
  was 
  given 
  me 
  

   by 
  Mr. 
  S. 
  S. 
  Rathvon. 
  It 
  is 
  very 
  distinct 
  by 
  its 
  large 
  size 
  and 
  other 
  characters. 
  As 
  

   in 
  the 
  next 
  species 
  the 
  greatest 
  breadth 
  of 
  the 
  thorax 
  is 
  in 
  front 
  of 
  the 
  middle. 
  

  

  11. 
  D. 
  albicollis, 
  elongata, 
  picea 
  vel 
  piceo-testacea, 
  supra 
  fortius 
  albo-pubescens, 
  capite 
  confluenter 
  

   punctato, 
  clypeo 
  testaceo, 
  thorace 
  longius 
  pubescente 
  fortius 
  subinaequaliter 
  punctato, 
  hexagono, 
  lateri- 
  

   bus 
  ante 
  medium 
  rotundatim 
  fortius 
  angulatis, 
  angulis 
  posticis 
  valde 
  obtusis, 
  canaliculate, 
  versus 
  latera 
  

   inaequali, 
  elytris 
  virescentibus 
  margine 
  testaceo, 
  confertim 
  rugose 
  punctatis, 
  lineis 
  utrinque 
  elevatis 
  

   tribus 
  subglabris, 
  ore 
  antennis 
  pedibusque 
  testaceis. 
  Long. 
  -44 
  — 
  -5. 
  

  

  Burm. 
  Laruell. 
  2, 
  2nd, 
  74. 
  

  

  Middle 
  States 
  and 
  Lake 
  Superior. 
  Not 
  common. 
  The 
  pubescence 
  of 
  the 
  scutellum 
  

   is 
  very 
  dense 
  and 
  white. 
  

  

  12. 
  D. 
  sulcata, 
  elongata, 
  nigro-picea, 
  fortius 
  albo-pubescens, 
  capite 
  confluenter 
  punctate, 
  vertice 
  angu- 
  

  

  latim 
  vage 
  impresso, 
  occipite 
  medio 
  sublsevi, 
  clypeo 
  margine 
  testaceo, 
  thorace 
  caelato, 
  profunde 
  canali- 
  

  

  72 
  

  

  