﻿73 
  

  

  of 
  the 
  abdomen 
  not 
  coarsely 
  punctured; 
  the 
  seccaid 
  segment 
  near 
  the 
  base 
  

   somewhat 
  abruptly 
  and 
  strongly 
  raised; 
  beneath, 
  raised 
  from 
  behind 
  

   the 
  sulcature 
  to 
  about 
  the 
  height 
  of 
  the 
  basal 
  part 
  of 
  the 
  segment; 
  

   the 
  costae 
  distinct, 
  the 
  depression 
  not 
  wide 
  but 
  well-marked. 
  Wings 
  

   infuscate 
  and 
  with 
  blue 
  iridescence. 
  Length 
  7.5-9 
  mm. 
  

  

  Hab. 
  lao 
  valley, 
  Maui. 
  Very 
  like 
  0. 
  monobms 
  of 
  Molokai, 
  

   but 
  at 
  once 
  distinguished 
  by 
  the 
  much 
  less 
  coarsely 
  punctured 
  

   basal 
  segment 
  of 
  the 
  abdomen, 
  as 
  well 
  as 
  by 
  differences 
  in 
  

   colour, 
  etc. 
  I 
  have 
  not 
  met 
  with 
  the 
  male 
  of 
  this 
  species. 
  

  

  Odynerus 
  monas 
  sp. 
  nov. 
  

  

  Black, 
  opaque, 
  slender, 
  with 
  the 
  first 
  abdominal 
  segment 
  mostly 
  red, 
  

   the 
  second 
  with 
  red 
  lateral 
  spots. 
  Clypeus 
  very 
  strc^ngly 
  emarginate,' 
  

   the 
  front 
  somewhat 
  finely 
  and 
  shallowly 
  and 
  not 
  closely 
  punctured. 
  

   Mesonotum 
  dull, 
  remotely 
  and 
  finely 
  punctured, 
  the 
  two 
  impressed 
  lines 
  

   posteriorly 
  distinct; 
  scutellum 
  remotely 
  punctured 
  and 
  with 
  a 
  median 
  

   impressed 
  line; 
  propodeum 
  dull, 
  very 
  finely 
  rugulose, 
  not 
  or 
  hardly 
  

   punctate. 
  Basal 
  abdominal 
  segment, 
  except 
  along 
  the 
  apical 
  margin, 
  

   almost 
  impunctate, 
  second 
  longitudinally 
  convex, 
  but 
  not 
  abruptly 
  

   raised 
  from 
  the 
  base; 
  beneath, 
  with 
  the 
  depressiin 
  very 
  light, 
  but 
  distinct. 
  

   Wings 
  infuscate 
  and 
  with 
  blue 
  iridescence. 
  Length 
  7-8 
  mm. 
  

  

  Hab. 
  Molokai 
  (500-1000 
  ft.) 
  the 
  male 
  only 
  taken, 
  rarely 
  

   and 
  singly. 
  Apparently 
  allied 
  to 
  0. 
  cephalostictus, 
  but 
  very 
  

   distinct. 
  

  

  Nesodynerus 
  paractias 
  sp. 
  nov. 
  

  

  Black, 
  not 
  shining, 
  the 
  front 
  sometimes 
  with 
  a 
  yellow 
  dot, 
  the 
  hind 
  

   margin 
  of 
  the 
  basal 
  abdominal 
  segment 
  sometimes 
  obscurely 
  testaceous. 
  

   Clypeus 
  very 
  lightly 
  emarginate. 
  Front 
  of 
  head 
  lightly, 
  sometimes 
  sub- 
  

   obsoletely, 
  punctured. 
  Mesonotum 
  finely 
  and 
  not 
  closely 
  punctured, 
  the 
  

   interstices 
  between 
  the 
  punctures 
  dull 
  and 
  with 
  the 
  minute 
  system 
  of 
  

   puncttiraticn 
  distinct. 
  First 
  abdominal 
  segment 
  shallowly 
  ptmctate, 
  

   second 
  convex, 
  but 
  not 
  conspicuously 
  raised 
  from 
  the 
  base; 
  beneath, 
  the 
  

   costae 
  short, 
  the 
  segment 
  behind 
  these 
  fiat, 
  the 
  basal 
  part 
  large 
  and 
  tumid, 
  

   the 
  depression 
  absent. 
  Wings 
  infuscate 
  and 
  with 
  a 
  blue 
  iridescence. 
  

   Length 
  5.5-7 
  mm. 
  

  

  Hab. 
  Molokai, 
  coast 
  and 
  lower 
  slopes 
  of 
  mountains. 
  Closely 
  

   allied 
  to 
  N 
  . 
  oblitus 
  of 
  Oahu, 
  but 
  at 
  once 
  distinguished 
  by 
  the 
  

   blue 
  iridescence 
  of 
  the 
  wings. 
  

  

  Odynerus 
  aprepes 
  sp. 
  nov. 
  

  

  Black, 
  not 
  shining, 
  mandibles 
  largely 
  red, 
  wings 
  fuscous 
  with 
  a 
  blue 
  

   iridescence. 
  Clypeus 
  impressed 
  at 
  the 
  apex, 
  but 
  scarcely 
  emarginate. 
  

   There 
  is 
  a 
  small 
  yellow 
  dot 
  behind 
  each 
  eye, 
  the 
  front 
  of 
  the 
  head 
  being 
  

   shallowly 
  punctate. 
  Mesonotum 
  dull, 
  sparsely 
  and 
  feebly 
  punctured, 
  

   the 
  interstices 
  between 
  the 
  punctures 
  having 
  a 
  very 
  minute 
  and 
  shallow 
  

  

  