﻿■94 
  Cameron, 
  Hynicnoptcra 
  Oricnialia. 
  

  

  Head 
  black, 
  very 
  densely 
  covered 
  with 
  grey 
  pubescence, 
  

   longer 
  and 
  slightly 
  sparser 
  in 
  front 
  ; 
  short 
  and 
  very 
  dense 
  

   behind, 
  completely 
  hiding 
  the 
  surface; 
  the 
  labrum 
  fringed 
  

   with 
  long 
  golden 
  pubescence 
  ; 
  the 
  mandibles 
  ferruginous 
  

   at 
  the 
  apex, 
  their 
  base, 
  on 
  the 
  outer 
  side, 
  covered 
  with 
  

   short, 
  close, 
  white 
  pubescence. 
  Antennae 
  black, 
  slender, 
  

   the 
  scape 
  sparsely 
  covered 
  with 
  short 
  white 
  hairs. 
  Thorax 
  

   densely 
  covered 
  with 
  soft 
  white 
  hairs 
  ; 
  the 
  mesonotum 
  

   closely 
  but 
  not 
  deeply 
  punctured 
  ; 
  the 
  hairs 
  on 
  the 
  post- 
  

   scutellum 
  shorter 
  and 
  covering 
  it 
  entirely 
  ; 
  the 
  base 
  of 
  

   the 
  median 
  segment 
  closely, 
  irregularly 
  striolated 
  ; 
  the 
  

   hairs 
  on 
  the 
  pleurae 
  long 
  and 
  thick. 
  Legs 
  black 
  ; 
  the 
  

   femora 
  dark 
  piceous 
  ; 
  covered 
  with 
  long 
  white 
  hairs, 
  those 
  

   on 
  the 
  hinder 
  femora 
  being 
  especially 
  long; 
  on 
  the 
  hinder 
  

   tibiae 
  and 
  tarsi 
  they 
  have 
  a 
  fulvous 
  tinge. 
  The 
  third 
  

   cubital 
  cellule 
  is 
  nearly 
  twice 
  the 
  length 
  of 
  the 
  second 
  

   at 
  top 
  and 
  bottom. 
  Abdomen 
  shining, 
  impunctate 
  ; 
  the 
  

   basal 
  segment 
  and 
  the 
  basal 
  half 
  of 
  the 
  second 
  red 
  ; 
  the 
  

   basal 
  segment 
  at 
  the 
  base 
  covered 
  with 
  long 
  white 
  hairs 
  ; 
  

   the 
  others 
  fringed 
  with 
  white 
  pubescence 
  ; 
  the 
  \-entral 
  

   segments 
  red 
  ; 
  the 
  apical 
  two 
  black 
  ; 
  thickly 
  covered 
  with 
  

   long 
  pale 
  hairs. 
  

  

  Halictus 
  decorus, 
  sp. 
  iwv. 
  

  

  Niger; 
  abdominis 
  basi 
  laic 
  riifo 
  ; 
  tarsis 
  icstaccis 
  : 
  alis 
  

   hyalinis. 
  $. 
  Long, 
  fere 
  5 
  mm. 
  

  

  Hab. 
  Mussouri 
  {Rothncy). 
  

  

  Head 
  with 
  a 
  slight 
  greenish 
  tinge 
  ; 
  the 
  ch-peus 
  and 
  

   the 
  lower 
  part 
  of 
  the 
  front 
  thickly 
  covered 
  with 
  white 
  

   pubescence 
  ; 
  the 
  vertex 
  with 
  longer, 
  sparser 
  fuscous 
  hairs; 
  

   the 
  mandibles 
  ferruginous, 
  the 
  teeth 
  blackish 
  ; 
  their 
  

   base 
  sparsely 
  covered 
  with 
  pale 
  hairs. 
  Antennae 
  black, 
  

   brownish 
  beneath 
  from 
  the 
  fifth 
  joint. 
  Thorax 
  black, 
  

   almost 
  impunctate 
  ; 
  the 
  pronotum 
  thickly 
  covered 
  with 
  

   white 
  hairs 
  ; 
  as 
  is 
  also 
  the 
  post-scutellum 
  and 
  the 
  sides 
  of 
  

  

  