﻿Hymenoptera 
  Onentalis. 
  35 
  

  

  Thorax 
  coarsely 
  punctured 
  ; 
  the 
  hairs 
  long 
  and 
  black 
  ; 
  the 
  

   pleurae 
  shining 
  impunctate. 
  Sides 
  of 
  thorax 
  from 
  above 
  dis- 
  

   tinctly 
  concave, 
  irregular 
  ; 
  the 
  apex 
  hardly 
  wider 
  than 
  the 
  

   base; 
  the 
  sides 
  of 
  median 
  segment 
  serrate. 
  Median 
  segment 
  

   with 
  an 
  abruptly 
  oblique 
  slope. 
  Abdomen 
  as 
  long 
  as 
  the 
  

   head 
  and 
  thorax 
  united, 
  subpetiolate. 
  Pygidium 
  longtudi- 
  

   nally 
  rugose 
  and 
  covered 
  with 
  long 
  pale 
  fulvous 
  hairs. 
  The 
  

   ventral 
  segment 
  fringed 
  with 
  golden 
  fulvous 
  hairs. 
  The 
  

   coxae 
  and 
  apex 
  of 
  the 
  femora 
  are 
  black 
  ; 
  the 
  hairs 
  on 
  femora 
  

   are 
  pale 
  ; 
  on 
  tibiae 
  and 
  tarsi 
  pale 
  rufous 
  ; 
  the 
  tibial 
  spines 
  

   five 
  in 
  number, 
  longish, 
  and 
  like 
  the 
  calcaria, 
  pale 
  rufous. 
  

   Basal 
  half 
  of 
  mandibles 
  and 
  antennal 
  tubercles 
  rufo-piceous. 
  

  

  Length, 
  8 
  mm. 
  

  

  Allied 
  to 
  M. 
  soror 
  and 
  intermedia, 
  with 
  which 
  it 
  agrees 
  

   in 
  colouration 
  ; 
  but 
  differs 
  in 
  the 
  head, 
  being 
  densely 
  covered 
  

   with 
  a 
  golden 
  fulvous 
  pubescence. 
  Soror 
  is 
  further 
  dis- 
  

   tinguished 
  from 
  it 
  in 
  the 
  thorax, 
  not 
  being 
  concave, 
  but 
  

   straight 
  ; 
  and 
  intermedia 
  has 
  the 
  metapleurae 
  rugose. 
  

  

  — 
  MUTILLA 
  ERYTHROCERA, 
  Sp. 
  UOV. 
  

  

  Antenna;, 
  head, 
  thorax 
  and 
  legs, 
  for 
  the 
  greater 
  part, 
  

   ferruginous 
  ; 
  abdomen 
  black, 
  two 
  large 
  round 
  maculae 
  on 
  

   the 
  second 
  segment, 
  and 
  the 
  third 
  and 
  fourth 
  segments 
  

   golden-fulvous. 
  Head 
  coarsely 
  rugosely 
  punctured, 
  and 
  

   sparsely 
  covered 
  with 
  long 
  blackish 
  hairs 
  ; 
  the 
  hairs 
  on 
  the 
  

   clypeus 
  pale 
  fulvous 
  ; 
  antennal 
  tubercles 
  shining, 
  impunctate. 
  

   Palpi 
  testaceous 
  ; 
  eyes 
  small, 
  oval, 
  in 
  length 
  about 
  as 
  long 
  as 
  

   the 
  third 
  antennal 
  joint,and 
  situated 
  before 
  the 
  lateral 
  middle 
  

   line 
  of 
  the 
  head, 
  i.e., 
  the 
  space 
  behind 
  them 
  is 
  greater 
  than 
  

   in 
  front. 
  Vertex 
  roundly 
  convex. 
  The 
  third 
  antennal 
  joint 
  

   not 
  quite 
  twice 
  the 
  length 
  of 
  the 
  fourth, 
  which 
  is 
  longer 
  

   than 
  the 
  second. 
  Head 
  wider 
  than 
  the 
  thorax. 
  Thorax 
  

   more 
  coarsely 
  punctured 
  than 
  the 
  head 
  ; 
  the 
  mesonotum 
  

   impunctate, 
  the 
  pro 
  — 
  and 
  metapleurae 
  rufose 
  ; 
  the 
  sides 
  of 
  

   mesothorax 
  rough, 
  very 
  slightly 
  concave 
  ; 
  eyes 
  of 
  median 
  

  

  