﻿FIVE 
  NEW 
  SPECIES 
  OF 
  ANOPLURA 
  AND 
  MALLOPHAGA. 
  

  

  171 
  

  

  Pleurites 
  with 
  an 
  oblique 
  whitish 
  line 
  dorsally 
  in 
  segments 
  3, 
  4, 
  5 
  and 
  6. 
  Ventrally, 
  

   segment 
  1 
  has 
  a 
  short, 
  broad 
  sternite, 
  divided 
  by 
  a 
  median 
  line 
  into 
  two 
  separate 
  

   plates. 
  Segment 
  2 
  with 
  a 
  sternite 
  longer 
  than 
  any 
  except 
  those 
  of 
  8 
  and 
  9. 
  On 
  

   segments 
  3, 
  4, 
  5, 
  6 
  and 
  7 
  there 
  are 
  no 
  median 
  sternal 
  plates 
  ; 
  that 
  of 
  8 
  is 
  large 
  and 
  semi- 
  

   circular. 
  

  

  Chaetotaxy, 
  Female. 
  — 
  Head 
  : 
  Two 
  straight 
  hairs 
  close 
  together 
  on 
  the 
  clypeal 
  

   margin 
  in 
  front. 
  On 
  the 
  margin, 
  in 
  front 
  of 
  the 
  spot 
  where 
  the 
  tip 
  of 
  the 
  maxillary 
  

   palpus 
  projects, 
  3 
  more 
  hairs. 
  Two 
  hairs 
  above 
  the 
  tip 
  of 
  the 
  palpus. 
  Two 
  very 
  

   long 
  hairs 
  and 
  two 
  shorter 
  ones 
  on 
  the 
  margin 
  before 
  the 
  antennae. 
  The 
  ocular 
  

  

  Fig. 
  7. 
  Menopon 
  robsoni, 
  sp. 
  nov., 
  $ 
  : 
  Pv., 
  ? 
  pulvillus 
  ; 
  (a) 
  mandibles; 
  (b) 
  antenna; 
  

  

  (c) 
  maxillary 
  palpus. 
  

  

  fringe 
  consisting 
  of 
  about 
  8 
  or 
  9 
  hairs. 
  Temples 
  with 
  4 
  very 
  long 
  hairs, 
  not 
  set 
  in 
  

   very 
  large 
  alveoli. 
  Along 
  the 
  occipital 
  line 
  two 
  long 
  hairs 
  in 
  the 
  middle, 
  and 
  two 
  

   shorter 
  ones 
  on 
  each 
  side 
  of 
  this 
  pair 
  further 
  out. 
  A 
  hair 
  on 
  each 
  side 
  on 
  the 
  dorsal 
  

   surface 
  near 
  the 
  base 
  of 
  the 
  antenna. 
  Thorax 
  : 
  Wings 
  of 
  pronotum 
  with 
  two 
  short 
  

   spines 
  in 
  front 
  ; 
  a 
  third 
  further 
  back 
  well 
  inside 
  the 
  margin. 
  Prosternite 
  with 
  2 
  

   hairs 
  in 
  front. 
  Convex 
  posterior 
  margin 
  of 
  the 
  pronotum 
  with 
  6 
  or 
  7 
  fairly 
  long 
  

   hairs. 
  Mesonotum 
  probably 
  bare. 
  Mesosternite 
  with 
  a 
  row 
  of 
  4 
  small 
  widely- 
  

   spaced 
  hairs. 
  Shoulders 
  of 
  metanotum 
  with 
  3 
  elongate 
  hairs 
  and 
  about 
  a 
  dozen 
  

   shorter 
  ones 
  of 
  varying 
  lengths. 
  Hind 
  margin 
  with 
  a 
  row 
  of 
  moderately 
  long 
  hairs. 
  

   In 
  the 
  middle 
  of 
  the 
  metanotum 
  two 
  patches 
  of 
  small 
  hairs. 
  Posterior 
  half 
  of 
  the 
  

  

  