﻿188 
  

  

  EOBERT 
  NEWSTEAD. 
  

  

  pairs 
  : 
  one 
  anterior, 
  the 
  other 
  posterior. 
  Anal 
  cleft 
  relatively 
  short, 
  and 
  from 
  

   one-seventh 
  to 
  one-ninth 
  the 
  length 
  of 
  the 
  body. 
  Length, 
  2*4-3*1 
  mm. 
  

  

  Young 
  females 
  are 
  relatively 
  narrower 
  than 
  the 
  adults 
  ; 
  but 
  do 
  not 
  otherwise 
  

   differ 
  from 
  them. 
  

  

  Male 
  puparium. 
  Glassy 
  white. 
  Very 
  elongate 
  ; 
  outline 
  similar 
  to 
  that 
  of 
  a 
  young 
  

   female 
  ; 
  median 
  plate 
  or 
  " 
  coronet 
  " 
  long 
  and 
  very 
  narrow 
  ; 
  stigmatic 
  ridges 
  well 
  

   defined 
  ; 
  margin 
  with 
  one 
  division 
  along 
  the 
  line 
  of 
  the 
  lower 
  pair 
  of 
  stigmata. 
  

   Length, 
  1*8—1*9 
  ; 
  width, 
  0*5-0*6 
  mm. 
  

  

  Fig. 
  10. 
  Lecanium 
  subacutum, 
  Newst., 
  sp. 
  n., 
  $; 
  a, 
  adult 
  

  

  $ 
  ; 
  b, 
  antenna; 
  c, 
  marginal 
  and 
  stigmatic 
  spines; 
  d, 
  anal 
  

  

  lobes; 
  e, 
  e, 
  dorsal 
  gland-pores 
  and 
  spines. 
  

  

  Uganda 
  : 
  Jana 
  Isl., 
  Sesse 
  Islands, 
  Lake 
  Victoria, 
  on 
  Cqffea 
  robusta, 
  9.x. 
  1918 
  ; 
  

   Bufumira 
  Isl., 
  Sesse 
  Islands, 
  on 
  the 
  leaves 
  of 
  an 
  unknown 
  plant, 
  12.x. 
  18 
  (C. 
  C. 
  

   Gowdey). 
  

  

  In 
  both 
  instances 
  this 
  species 
  was 
  living 
  in 
  association 
  with 
  Aspidiotus 
  articulatas 
  

   var. 
  magnospinus, 
  Newst. 
  

  

  Lecanium 
  (EucaKymnatus) 
  decomplex, 
  sp. 
  nov. 
  

  

  Female, 
  adult. 
  Circular, 
  or 
  more 
  or 
  less 
  so 
  ; 
  fiat 
  and 
  very 
  thin. 
  Colour 
  trans- 
  

   lucent 
  amber-yellow, 
  often 
  with 
  a 
  tinge 
  of 
  red 
  or 
  pale 
  castaneous. 
  The 
  whole 
  of 
  the 
  

   dorsum 
  covered 
  with 
  a 
  thin 
  hard 
  glassy 
  test, 
  the 
  presence 
  of 
  which 
  is 
  extremely 
  

   -difficult 
  to 
  detect 
  and 
  which 
  is 
  equally 
  hard 
  to 
  detach. 
  Boiled 
  in 
  KOH 
  the 
  female 
  

  

  