﻿32 
  Mr. 
  Cameron 
  on 
  

  

  united. 
  Thorax 
  elongate, 
  rounded 
  at 
  base 
  and 
  apex 
  

   concave- 
  near 
  the 
  middle, 
  distinctly 
  narrowed 
  towards 
  the 
  

   apex, 
  above 
  coarsely 
  punctured 
  ; 
  the 
  median 
  segment 
  with 
  

   the 
  punctures 
  larger, 
  rounder, 
  deeper, 
  and 
  more 
  widely 
  

   separated 
  ; 
  pleurte 
  coppery, 
  the 
  meso 
  covered 
  thickly 
  with 
  

   white 
  hair 
  ; 
  the 
  mesonotum 
  with 
  long 
  black 
  hair, 
  and 
  with 
  

   a 
  short 
  white 
  glistening 
  sparse 
  pubescence. 
  Abdomen 
  oval, 
  

   wider 
  than 
  the 
  thorax, 
  narrowed 
  at 
  base 
  and 
  apex, 
  closely 
  

   punctured 
  and 
  bearing 
  long 
  black 
  hairs 
  ; 
  pygidium 
  im- 
  

   punctate 
  ; 
  from 
  the 
  apex 
  of 
  the 
  penultimate 
  segment 
  spring 
  

   two 
  masses 
  of 
  white 
  hair 
  ; 
  ventral 
  segments 
  filled 
  with 
  long 
  

   pale 
  hair. 
  Legs 
  covered 
  with 
  pale 
  hair 
  ; 
  there 
  are 
  three 
  

   rows 
  of 
  tibial 
  spines 
  ; 
  the 
  calcaria 
  white. 
  

  

  Length, 
  9 
  mm. 
  

  

  Very 
  closely 
  related 
  to 
  nictallica, 
  but 
  easily 
  separated 
  

   by 
  the 
  different 
  shape 
  of 
  the 
  abdomen, 
  which 
  in 
  M. 
  

   inetallica^ 
  is 
  longer, 
  narrower, 
  not 
  dilated 
  in 
  the 
  centre, 
  but 
  

   becomes 
  gradually 
  narrower 
  towards 
  the 
  apex 
  ; 
  it 
  has 
  also 
  

   the 
  punctuation 
  on 
  the 
  median 
  segment 
  as 
  on 
  the 
  

   mesonotum. 
  

  

  MUTILLA 
  METALLICA, 
  Sp. 
  IIOV. 
  

  

  Head 
  and 
  thorax 
  coppery, 
  metallic, 
  with 
  greenish 
  tints 
  • 
  

   abdomen 
  bright 
  metallic 
  purple 
  ; 
  the 
  legs, 
  antennae, 
  and 
  oral 
  

   region 
  widely 
  pale 
  ferruginous. 
  Head 
  slightly 
  wider 
  than 
  

   the 
  antennae 
  ; 
  shining, 
  moderately 
  strongly 
  punctured 
  ; 
  

   the 
  oral 
  region 
  with 
  a 
  glistening 
  white 
  pubescence 
  ; 
  the 
  

   upper 
  part 
  with 
  long 
  blackish 
  hairs. 
  The 
  second 
  and 
  

   fourth 
  joints 
  of 
  the 
  antenna; 
  about 
  subequal 
  ; 
  half 
  the 
  

   length 
  of 
  the 
  third. 
  Thorax 
  above, 
  somewhat 
  more 
  strongly 
  

   punctured 
  than 
  the 
  head 
  ; 
  the 
  propleurai 
  in 
  the 
  middle 
  

   punctured 
  ; 
  the 
  mesopleurae 
  in 
  the 
  middle 
  aciculate 
  ; 
  above 
  

   the 
  middle 
  legs 
  there 
  is 
  a 
  small 
  space 
  finely 
  longitudinally 
  

   striated. 
  The 
  sides 
  of 
  the 
  mesothorax 
  almost 
  straight, 
  but 
  

   very 
  slightly 
  narrowed 
  towards 
  tne 
  apex 
  ; 
  the 
  median 
  seg- 
  

  

  