﻿Hymenoptera 
  Orientalis. 
  57 
  

  

  yn.. 
  Gastrosericus 
  Wroughtoni, 
  sp. 
  nov. 
  

  

  Niger 
  ^ 
  albo 
  pilosiis 
  ; 
  tegulis, 
  abdominis 
  seginentis 
  i 
  — 
  2 
  

   apiceque 
  tarsoriLvi, 
  ritfis 
  ; 
  alis 
  hyalitiis. 
  Long. 
  11 
  mm. 
  

  

  Antennse 
  as 
  long 
  as 
  the 
  thorax, 
  densely 
  covered 
  with 
  a 
  

   silvery 
  pile 
  ; 
  the 
  third 
  and 
  fourth 
  joints 
  subequal, 
  dilated 
  

   at 
  the 
  apex 
  ; 
  the 
  second 
  one-third 
  of 
  the 
  length 
  of 
  the 
  

   third. 
  Head 
  fully 
  wider 
  than 
  the 
  thorax 
  ; 
  the 
  cheeks, 
  face, 
  

   and 
  clypeus 
  densely 
  covered 
  with 
  a 
  silvery 
  pubescence 
  ; 
  

   the 
  front 
  and 
  vertex 
  much 
  more 
  sparsely. 
  Eyes 
  at 
  the 
  

   top 
  separated 
  by 
  fully 
  the 
  length 
  of 
  the 
  second 
  and 
  third 
  

   joints 
  united 
  ; 
  there 
  is 
  a 
  shallow 
  indistinct 
  furrow 
  in 
  the 
  

   centre 
  of 
  the 
  vertex 
  ; 
  ocelli 
  surrounded 
  by 
  a 
  deep 
  furrow 
  ; 
  

   hinder 
  ocelli 
  shining, 
  curved, 
  elongated 
  ; 
  vertex 
  and 
  front 
  

   coarsely 
  aciculated. 
  Apex 
  of 
  clypeus 
  truncated 
  ; 
  mandi- 
  

   bles 
  reddish, 
  black 
  at 
  the 
  apex. 
  Thorax 
  punctured, 
  densely 
  

   covered 
  with 
  cinereous 
  pubescence 
  ; 
  metanotum 
  finely 
  

   rugose 
  ; 
  its 
  apex 
  perpendicular, 
  almost 
  truncated, 
  but 
  with 
  

   the 
  sides 
  rounded. 
  Abdomen 
  longer 
  than 
  the 
  thorax, 
  

   shining, 
  aciculated, 
  the 
  segments 
  broadly 
  banded 
  with 
  a 
  

   silvery 
  pubescence 
  ; 
  pygidial 
  area 
  bare, 
  except 
  at 
  the 
  apex, 
  

   which 
  bears 
  long 
  depressed 
  fulvous 
  hair 
  ; 
  the 
  basal 
  portion 
  

   with 
  scattered 
  punctures. 
  Legs 
  densely 
  covered 
  with 
  silvery 
  

   pubescence, 
  especially 
  thick 
  on 
  the 
  tibise 
  and 
  tarsi 
  ; 
  the 
  

   anterior 
  tibise 
  and 
  tarsi 
  are 
  for 
  the 
  greater 
  part 
  reddish, 
  as 
  

   are 
  all 
  the 
  knees 
  and 
  spurs 
  ; 
  the 
  spines 
  are 
  whitish. 
  At 
  

   the 
  top 
  the 
  cubital 
  cellule 
  is 
  somewhat 
  longer 
  than 
  the 
  

   space 
  bounded 
  by 
  the 
  recurrent 
  nervures, 
  which 
  are 
  received 
  

   in 
  the 
  basal 
  fourth 
  of 
  the 
  cellule 
  ; 
  the 
  second 
  transverse 
  

   cubital 
  cellule 
  is 
  curved 
  to 
  near 
  the 
  top, 
  when 
  it 
  becomes 
  

   angled 
  and 
  straight. 
  

  

  -^2. 
  Gastrosericus 
  ^otyl^yni, 
  sp. 
  nov. 
  

  

  Niger, 
  argenteo 
  pilosiis, 
  punctatiis 
  ; 
  geniadis 
  lineaque 
  

   tarsorum, 
  albis 
  ; 
  alis 
  hyalinis, 
  apice 
  fere 
  fiimatis 
  ; 
  nervis 
  

   fiiscis 
  ; 
  tegulis 
  albis. 
  Long. 
  7 
  mm. 
  

  

  