﻿Manchester 
  Memoirs, 
  Vol. 
  xliv. 
  (1900), 
  No. 
  15. 
  51 
  

  

  apical 
  two 
  ventral 
  segments 
  are 
  armed 
  laterally 
  with 
  

   stout, 
  oblique 
  keels, 
  the 
  basal 
  one 
  being 
  stouter 
  and 
  shorter 
  

   than 
  the 
  apical. 
  

  

  Comes 
  near 
  to 
  M. 
  cressida 
  and 
  M. 
  \-carinata 
  ; 
  may 
  

   be 
  known 
  from 
  both 
  by 
  the 
  fovea 
  on 
  the 
  base 
  of 
  the 
  

   scutellum, 
  and 
  by 
  the 
  wide 
  and 
  deep 
  depression 
  at 
  the 
  

   base 
  of 
  the 
  median 
  segment. 
  

  

  MUTILLA 
  QUADRICARINATA, 
  Sp, 
  110V. 
  

  

  Long. 
  22 
  mm. 
  $ 
  . 
  

  

  Hab. 
  Barrackpore 
  {Rothney). 
  

  

  Agrees 
  in 
  size 
  and 
  coloration 
  with 
  M. 
  scxmacnlata 
  

   (cf. 
  Cameron, 
  Ann. 
  & 
  Mag. 
  Nat. 
  Hist., 
  July, 
  1899, 
  p. 
  61), 
  but 
  

   differs 
  from 
  it 
  by 
  the 
  prothorax 
  wanting 
  the 
  band 
  of 
  white 
  

   pubescence 
  ; 
  by 
  the 
  scutellum 
  wanting 
  the 
  depression 
  in 
  

   the 
  middle 
  at 
  the 
  base 
  ; 
  by 
  the 
  median 
  segment 
  having 
  

   the 
  pubescence 
  longer, 
  blacker, 
  and 
  more 
  dense 
  ; 
  by 
  its 
  

   apical 
  slope 
  being 
  more 
  rounded, 
  not 
  so 
  shapely 
  oblique 
  ; 
  

   by 
  the 
  hair 
  on 
  the 
  petiole 
  being 
  longer 
  and 
  black 
  ; 
  by 
  

   the 
  tooth 
  on 
  the 
  ventral 
  keel 
  being 
  placed 
  at 
  the 
  end, 
  not 
  

   in 
  the 
  middle 
  ; 
  and 
  by 
  the 
  antennae 
  being 
  longer 
  and 
  more 
  

   slenderly 
  built. 
  

  

  Scape 
  of 
  the 
  antennae 
  covered 
  with 
  long 
  black 
  hair 
  ; 
  

   the 
  fiagellum 
  with 
  a 
  pale 
  down. 
  Front 
  and 
  vertex 
  thickly 
  

   covered 
  with 
  long 
  black 
  hair 
  ; 
  the 
  front 
  also 
  with 
  silvery 
  

   pubescence 
  ; 
  the 
  cheeks 
  with 
  a 
  broad 
  band 
  of 
  silvery 
  

   pubescence. 
  Clypeus 
  bare, 
  shining, 
  its 
  sides 
  and 
  apex 
  

   obscurely 
  striated 
  ; 
  the 
  basal 
  half 
  of 
  the 
  mandibles 
  thickly 
  

   covered 
  with 
  silvery 
  pubescence. 
  Pro- 
  and 
  meso-thorax 
  

   thickly 
  covered 
  with 
  long, 
  stiff, 
  black 
  hair. 
  Prothorax 
  

   coarsely 
  rugosely 
  punctured 
  ; 
  the 
  middle 
  of 
  the 
  pleurae 
  

   with 
  stout, 
  distinctly 
  separated 
  striae 
  ; 
  the 
  apex 
  smooth. 
  

   Mesonotum 
  coarsely 
  rugosely 
  punctured 
  ; 
  the 
  furrows 
  are 
  

   wide 
  and 
  deep 
  ; 
  between 
  them 
  is 
  a 
  longitudinal 
  keel. 
  

  

  