﻿366 
  

  

  JAMES 
  WATERSTON. 
  

  

  not 
  reaching 
  the 
  mouth 
  edge, 
  which 
  is 
  bilobed 
  ; 
  these 
  lobes 
  of 
  the 
  clypeus 
  bear 
  each 
  

   three 
  bristles, 
  and 
  there 
  are 
  about 
  a 
  dozen, 
  in 
  four 
  rows 
  of 
  three, 
  between 
  the 
  

   mouth 
  edge 
  and 
  the 
  line 
  of 
  the 
  scrobes. 
  

  

  Mouth-parts 
  : 
  mandibles 
  tridentate 
  (fig. 
  15, 
  d), 
  outer 
  tooth 
  sharp 
  and 
  somewhat 
  deeply 
  

   separated 
  from 
  the 
  inner 
  pair, 
  which 
  are 
  smaller 
  ; 
  inner 
  edge 
  of 
  mandible 
  swollen, 
  

   then 
  contracted. 
  Trophi 
  normal: 
  both 
  maxillary 
  and 
  labial 
  palpi 
  one- 
  jointed. 
  

   The 
  stipes 
  with 
  one 
  hair 
  before 
  the 
  base 
  of 
  the 
  palpus. 
  Maxillary 
  palpus 
  long, 
  

   with 
  four 
  bristles, 
  two 
  subapical 
  and 
  two 
  apical, 
  the 
  latter 
  stouter, 
  one 
  of 
  them 
  

   (the 
  inner) 
  shorter. 
  The 
  labial 
  palpus 
  bears 
  a 
  single 
  terminal 
  bristle, 
  and 
  there 
  

   is 
  one 
  hair 
  on 
  the 
  mentum 
  between 
  the 
  palpi. 
  

  

  Fig. 
  15. 
  Syntomosphyrum 
  glossinae, 
  sp. 
  n. 
  ; 
  a, 
  antenna 
  of 
  $ 
  ; 
  b, 
  3rd 
  funicular 
  

   joint 
  of 
  £ 
  (outer 
  side) 
  ; 
  c, 
  antenna 
  of 
  $ 
  ; 
  d, 
  mandible 
  ; 
  e, 
  radius 
  of 
  $ 
  ; 
  /, 
  junc- 
  

   tion 
  of 
  submarginal 
  and 
  marginal 
  veins 
  ; 
  g, 
  end 
  of 
  marginal 
  vein 
  of 
  hind 
  wing 
  

   in 
  £ 
  ; 
  h, 
  apex 
  of 
  ovipositor 
  ; 
  i, 
  antenna 
  of 
  Syntom. 
  phaeosoma, 
  sp. 
  n. 
  

  

  Antennae 
  eleven-jointed 
  (fig. 
  15, 
  c) 
  : 
  scape, 
  pedicel, 
  three 
  ring 
  joints, 
  three 
  funicular 
  

   joints 
  and 
  three 
  to 
  the 
  club 
  ; 
  *62 
  mm. 
  in 
  length. 
  Scape 
  barely 
  one-third 
  of 
  the 
  antennae, 
  

   slender, 
  four-and-a-half 
  times 
  as 
  long 
  as 
  broad, 
  pale, 
  clothed 
  all 
  over 
  its 
  outer 
  

   surface 
  with 
  equal 
  short 
  hairs 
  ; 
  pedicel 
  barely 
  one-half 
  the 
  scape, 
  long, 
  slightly 
  

   broader 
  than 
  the 
  scape 
  distally, 
  and 
  a 
  little 
  darker 
  in 
  colour, 
  with 
  about 
  20 
  coarser 
  

   bristles 
  ; 
  the 
  second 
  ring 
  joint 
  wedge-shaped 
  in 
  profile. 
  Funicle 
  with 
  diminishing 
  

   joints 
  (30, 
  27, 
  25), 
  the 
  first 
  being 
  cylindrical, 
  and 
  the 
  second 
  and 
  third 
  more 
  

   bead-like. 
  The 
  club 
  distinctly 
  broader 
  than 
  the 
  funicle, 
  twice 
  as 
  long 
  as 
  broad, 
  

  

  