﻿of 
  undescribed 
  Chinese 
  Hymenopteru. 
  43 
  

  

  Bomhus 
  tunicaius. 
  (Tab. 
  VIII. 
  fig. 
  7.) 
  

  

  Female. 
  — 
  Head 
  black 
  ; 
  thorax 
  clothed 
  with 
  white 
  pubescence, 
  

   and 
  having 
  a 
  black 
  transverse 
  band 
  between 
  the 
  wings, 
  which 
  are 
  

   dark 
  fuscous 
  ; 
  the 
  two 
  basal 
  segments 
  of 
  the 
  abdomen 
  have 
  white, 
  

   the 
  third 
  black, 
  and 
  the 
  rest 
  of 
  the 
  apical 
  segments 
  bright 
  fulvous 
  

   pubescence 
  ; 
  the 
  legs 
  entirely 
  black, 
  as 
  well 
  as 
  the 
  body 
  beneath. 
  

  

  Length 
  10 
  lines. 
  

  

  Worker. 
  — 
  This 
  sex 
  differs 
  in 
  having 
  a 
  broader 
  black 
  band 
  on 
  

   the 
  thorax, 
  in 
  having 
  only 
  the 
  basal 
  segment 
  white, 
  the 
  second 
  

   being 
  in 
  this 
  sex 
  fulvous 
  ; 
  otherwise 
  as 
  the 
  female. 
  

  

  Length 
  6 
  to 
  8 
  lines. 
  

  

  Hab. 
  Chusan, 
  on 
  the 
  top 
  of 
  hills. 
  

  

  The 
  workers 
  only 
  were 
  brought 
  by 
  Mr. 
  Fortune 
  from 
  North 
  

   China, 
  but 
  specimens 
  of 
  these, 
  and 
  also 
  of 
  females, 
  are 
  in 
  the 
  

   Museum 
  Collection 
  from 
  northern 
  India. 
  It 
  is 
  one 
  of 
  the 
  most 
  

   beautiful 
  species 
  of 
  the 
  genus. 
  

  

  Mr. 
  Fortune 
  informed 
  me 
  that 
  all 
  the 
  Bomhi 
  were 
  found 
  on 
  the 
  

   top 
  of 
  hills 
  in 
  Chusan, 
  and 
  adjoining 
  mainland. 
  

  

  Bomhus 
  hcemorrho'idalis. 
  

  

  Female. 
  — 
  Black; 
  the 
  head 
  and 
  thorax 
  clothed 
  with 
  black 
  pubes- 
  

   cence 
  ; 
  the 
  wings 
  dark 
  brown 
  ; 
  the 
  two 
  basal 
  segments 
  of 
  the 
  

   abdomen 
  clothed 
  with 
  bright 
  yellow 
  pubescence, 
  the 
  rest 
  of 
  the 
  

   segments 
  with 
  bright 
  fulvous 
  red. 
  

  

  Length 
  11 
  lines. 
  

  

  Worker. 
  — 
  Differs 
  only 
  in 
  size. 
  (8 
  to 
  9 
  lines.) 
  

  

  Male. 
  — 
  The 
  head 
  and 
  thorax 
  clothed 
  with 
  long 
  sooty-black 
  

   pubescence 
  ; 
  the 
  antennae 
  as 
  long 
  as 
  the 
  head 
  and 
  thorax 
  ; 
  the 
  

   pubescence 
  on 
  the 
  legs 
  is 
  long 
  sooty-black, 
  intermixed 
  with 
  pale 
  

   hairs 
  ; 
  the 
  legs 
  are 
  elongate, 
  their 
  tarsi 
  ferruginous. 
  Abdomen, 
  

   the 
  two 
  basal 
  segments 
  clothed 
  with 
  bright 
  yellow, 
  the 
  rest 
  with 
  

   bright 
  fulvous 
  pubescence. 
  

  

  Length 
  8 
  lines. 
  

  

  Hab. 
  Chusan, 
  on 
  the 
  hills. 
  

  

  In 
  the 
  British 
  Museum 
  there 
  are 
  specimens 
  of 
  this 
  species 
  from 
  

   northern 
  India. 
  

  

  Bomhus 
  trifasciatus. 
  (Tab. 
  VIII. 
  fig. 
  4.) 
  

   Female. 
  — 
  Black 
  ; 
  the 
  head 
  clothed 
  with 
  black 
  pubescence, 
  the 
  

   thorax 
  with 
  yellow, 
  the 
  legs 
  with 
  black, 
  their 
  tarsi 
  ferruginous. 
  

   Abdomen, 
  the 
  two 
  basal 
  segments 
  clothed 
  with 
  yellow 
  pubes- 
  

  

  