﻿802 
  Transactions 
  South 
  African 
  Philosophical 
  Society, 
  [vol. 
  xii. 
  

  

  broad 
  portion 
  of 
  the 
  dorsal 
  parts 
  of 
  the 
  abdominal 
  segments 
  un- 
  

   covered 
  as 
  in 
  Omocratcs, 
  they 
  are 
  plane 
  and 
  not 
  costulate 
  and 
  have 
  

   a 
  deep, 
  transverse, 
  basal 
  impression 
  between 
  the 
  scutellum 
  and 
  the 
  

   humeral 
  callus, 
  the 
  white 
  scales 
  are 
  dense 
  but 
  not 
  contiguous, 
  except 
  

   along 
  the 
  suture 
  ; 
  anterior 
  tibiae 
  bi-dentate 
  outwardly, 
  hind 
  legs 
  long, 
  

   slender, 
  and 
  having 
  only 
  a 
  few 
  villose 
  hairs 
  and 
  a 
  few 
  scales 
  ; 
  all 
  the 
  

   claws 
  double, 
  unequal, 
  slender, 
  and 
  all 
  very 
  slightly 
  cleft. 
  

  

  Length 
  4^- 
  mm. 
  ; 
  width 
  2 
  mm. 
  

  

  Hab. 
  Cape 
  Colony 
  (Cape 
  Town, 
  Malmesbury). 
  

  

  KUBOUSA 
  ELEGANS, 
  11. 
  Spec. 
  

  

  Male 
  : 
  Black, 
  with 
  the 
  tarsi 
  rufescent, 
  covered 
  on 
  the 
  upper 
  side 
  

   with 
  small 
  and 
  dense 
  but 
  not 
  quite 
  contiguous 
  greyish 
  white 
  slightly 
  

   hair-like 
  scales, 
  and 
  on 
  the 
  pygidial 
  part, 
  abdomen 
  and 
  metasternum 
  

   with 
  thicker 
  and 
  broader 
  silvery-white 
  ones 
  ; 
  clypeus 
  a 
  little 
  

   rounded 
  laterally 
  near 
  the 
  base, 
  and 
  sub-diagonally 
  attenuated 
  

   towards 
  the 
  apex 
  which 
  is 
  very 
  deeply 
  emarginate 
  in 
  the 
  centre, 
  and 
  

   the 
  angles 
  of 
  which 
  are 
  very 
  sharp, 
  and 
  somewhat 
  reflexed 
  ; 
  

   head 
  and 
  prothorax 
  finely 
  shagreened, 
  the 
  latter 
  is 
  plainly 
  sinuate 
  

   laterally 
  in 
  the 
  posterior 
  part 
  and 
  sharply 
  angular 
  at 
  the 
  base, 
  and 
  

   has 
  a 
  small 
  impression 
  along 
  the 
  base 
  on 
  each 
  side 
  of 
  the 
  median 
  

   part, 
  the 
  scales 
  leave 
  a 
  median 
  longitudinal 
  denuded 
  band, 
  and 
  it 
  is 
  

   ciliate 
  in 
  front, 
  and 
  laterally 
  ; 
  scutellum 
  elongate, 
  ogival 
  ; 
  elytra 
  

   strongly 
  sinuate 
  laterally 
  and 
  very 
  plainly 
  attenuate 
  thence 
  towards 
  

   the 
  apex, 
  the 
  scales 
  are 
  denser 
  than 
  on 
  the 
  prothorax, 
  but 
  not 
  quite 
  

   contiguous, 
  they 
  are 
  very 
  faintly 
  costulate 
  on 
  each 
  side, 
  and 
  they 
  

   have 
  a 
  distinct 
  longitudinal 
  basal 
  impression 
  along 
  the 
  humeral 
  

   callus 
  ; 
  fore 
  tibiae 
  tri-dentate, 
  but 
  with 
  the 
  basal 
  tooth 
  very 
  small 
  ; 
  

   claws 
  double, 
  unequal, 
  the 
  stronger 
  ones 
  cleft. 
  

  

  Female 
  : 
  Like 
  the 
  male 
  in 
  size, 
  shape, 
  and 
  vestiture, 
  but 
  the 
  scales 
  

   are 
  a 
  little 
  more 
  flavescent, 
  and 
  those 
  on 
  the 
  pygidium 
  a 
  little 
  more 
  

   hair-like. 
  

  

  Length 
  3J~ 
  5 
  mm. 
  ; 
  width 
  2 
  J— 
  2f 
  mm. 
  

  

  Hab. 
  Cape 
  Colony 
  (Namaqualand). 
  

  

  Gen. 
  PLATYCHELUS, 
  Burm., 
  

  

  Handb. 
  d. 
  Entomol., 
  iv., 
  1, 
  p. 
  141. 
  

  

  Encyophancs, 
  Burm., 
  ibid., 
  p. 
  139. 
  

  

  Mentum 
  somewhat 
  elongate, 
  ovate, 
  deeply 
  constricted 
  at 
  the 
  point 
  

   of 
  insertion 
  of 
  the 
  labial 
  palpi, 
  nearly 
  straight 
  or 
  very 
  little 
  sinuate 
  

  

  