﻿OBSERVATIONS 
  ON 
  SCALE-INSECTS. 
  

  

  199 
  

  

  British 
  East 
  Africa 
  : 
  Kabete, 
  on 
  roots 
  of 
  Chloris 
  incompleta, 
  7.X.1918 
  

   (R. 
  H. 
  Deakin, 
  per 
  F. 
  W. 
  Dry). 
  

  

  Aspidiotus 
  fiorineides, 
  sp. 
  nov. 
  

  

  Female 
  Puparium 
  (fig. 
  21, 
  a). 
  Attached 
  to 
  the 
  edge 
  of 
  the 
  leaf, 
  with 
  equal 
  portions 
  

   on 
  both 
  sides. 
  Very 
  elongate 
  ; 
  sides 
  compressed 
  ; 
  middle 
  line 
  of 
  dorsum 
  rather 
  

   sharply 
  keeled. 
  Exuviae 
  central, 
  bright 
  orange-yellow 
  or 
  pale 
  castaneous. 
  

   Secretionary 
  portion 
  very 
  broad, 
  thin, 
  semi-opaque, 
  dusky 
  white. 
  Length, 
  2-2 
  '2 
  mm. 
  

  

  Male 
  Puparium. 
  Similar 
  to 
  that 
  of 
  the 
  female, 
  but 
  much 
  smaller. 
  Larval 
  

   exuviae 
  central, 
  and 
  orange-yellow 
  in 
  colour. 
  

  

  Fig. 
  21. 
  Aspidiotus 
  fiorineides, 
  Newst., 
  sp. 
  n. 
  ; 
  a, 
  lateral 
  

  

  view 
  of 
  $ 
  puparium 
  on 
  edge 
  of 
  leaf 
  ; 
  b, 
  adult 
  $ 
  ; 
  c, 
  terminal 
  

  

  portion 
  of 
  body 
  with 
  pygidium 
  ; 
  d, 
  pygidium 
  of 
  $ 
  ; 
  e, 
  exuviae 
  

  

  ("pellicle") 
  of 
  second 
  stage 
  $. 
  

  

  Female, 
  adult 
  (fig. 
  21, 
  b). 
  Narrowly 
  elongate 
  ; 
  the 
  length 
  four 
  times 
  as 
  great 
  as 
  

   the 
  width 
  ; 
  extremities 
  narrowed. 
  Dorsum 
  strongly 
  convex 
  ; 
  venter 
  flat. 
  Rostrum 
  

   subcentral. 
  Body, 
  with 
  the 
  exception 
  of 
  the 
  pygidium, 
  densely 
  chitinised 
  ; 
  the 
  

   chitin 
  at 
  the 
  junction 
  with 
  the 
  pygidium 
  appearing 
  deeply 
  divided. 
  The 
  integument 
  

   of 
  the 
  pygidium 
  membranous, 
  and 
  in 
  several 
  specimens 
  turned 
  backwards, 
  looking 
  

   as 
  if 
  it 
  were 
  completely 
  invaginated 
  ; 
  but 
  when 
  extended 
  (fig. 
  21, 
  c) 
  it 
  is 
  very 
  long, 
  

   narrowly 
  rounded, 
  and 
  has 
  no 
  circumgenital 
  glands. 
  Margin 
  of 
  pygidium 
  (fig. 
  21, 
  

   d) 
  with 
  three 
  pairs 
  of 
  well 
  developed 
  lobes 
  ; 
  median 
  pair 
  largest 
  and 
  notched 
  on 
  

   both 
  sides 
  ; 
  second 
  pair 
  notched 
  on 
  one 
  or 
  both 
  sides 
  ; 
  third 
  pair 
  much 
  the 
  smallest. 
  

   Squamae 
  between 
  the 
  lobes 
  branched 
  ; 
  there 
  is 
  also 
  a 
  branched 
  squama 
  just 
  beyond 
  

   the 
  third 
  lobe 
  and 
  near 
  it 
  two 
  or 
  three 
  simple 
  ones. 
  Anal 
  orifice 
  large, 
  and 
  placed 
  

  

  