﻿788 
  Transactions 
  South 
  African 
  Philosophical 
  Society, 
  [vol. 
  xii. 
  

  

  (sulcicollis, 
  pulcher), 
  or 
  straight 
  with 
  the 
  angles 
  either 
  very 
  sharp 
  

   (natalensis), 
  or 
  slightly 
  rounded 
  ; 
  prothorax 
  very 
  convex 
  and 
  villose 
  ; 
  

   scutellum 
  short, 
  triangular 
  ; 
  elytra 
  sinuate 
  laterally, 
  distinctly 
  nar- 
  

   rowed 
  towards 
  the 
  apex, 
  plane, 
  more 
  or 
  less 
  densely 
  scaly 
  ; 
  pro- 
  

   pygidium 
  broadly 
  uncovered, 
  pygidium 
  vertical 
  in 
  the 
  male 
  ; 
  legs 
  

   moderately 
  robust, 
  similar 
  in 
  the 
  two 
  sexes 
  ; 
  anterior 
  tibiae 
  tri-dentate 
  

   outwardly, 
  but 
  with 
  the 
  two 
  apical 
  teeth 
  connate 
  at 
  the 
  base 
  and 
  

   widely 
  separated 
  from 
  the 
  basal 
  one, 
  all 
  three 
  teeth 
  long 
  and 
  sharp, 
  

   set 
  at 
  right 
  angles 
  with 
  the 
  tibia 
  and 
  bending 
  downwards 
  ; 
  claws 
  of 
  

   anterior 
  legs 
  double, 
  the 
  outer 
  one 
  cleft, 
  those 
  of 
  the 
  intermediate 
  

   and 
  hind 
  ones 
  single, 
  but 
  deeply 
  cleft 
  ; 
  in 
  two 
  species 
  (squamosus, 
  

   squamulatus) 
  the 
  claw 
  of 
  the 
  intermediate 
  legs 
  has 
  a 
  conspicuous 
  

   tooth 
  underneath 
  in 
  the 
  male. 
  

  

  Key 
  to 
  the 
  Species. 
  

   A 
  2 
  . 
  Median 
  claw 
  simple 
  underneath. 
  

  

  B 
  3 
  . 
  Clypeus 
  sharply 
  angular 
  on 
  each 
  side. 
  

  

  Clypeus 
  very 
  narrowed 
  towards 
  the 
  apex 
  ; 
  prothorax 
  vil- 
  

   lose, 
  not 
  scaly 
  ; 
  elytra 
  covered 
  with 
  minute 
  not 
  closely 
  set 
  

   sub-flavescent 
  scales 
  natalensis. 
  

  

  B 
  2 
  . 
  Clypeus 
  sharply 
  dentate 
  on 
  each 
  side 
  at 
  apex, 
  and 
  also 
  

   laterally. 
  

  

  Teeth 
  of 
  clypeus 
  long, 
  reflexed 
  ; 
  prothorax 
  clothed 
  with 
  

   very 
  long, 
  villose 
  hairs, 
  scaly 
  along 
  the 
  base 
  and 
  in 
  the 
  

   median 
  groove 
  which 
  is 
  very 
  broad 
  behind 
  ; 
  elytra 
  

   with 
  two 
  lateral 
  bands 
  of 
  golden-yellow 
  scales 
  and 
  two 
  

   quadrate 
  patches 
  on 
  the 
  suture 
  sulcicollis. 
  

  

  Teeth 
  of 
  the 
  clypeus 
  angular, 
  not 
  reflexed 
  ; 
  prothorax 
  

   covered 
  with 
  a 
  shorter 
  pubescence, 
  disposition 
  of 
  scales 
  on 
  

   the 
  elytra 
  as 
  in 
  the 
  preceding 
  species 
  pulcher. 
  

  

  B 
  1 
  . 
  Clypeus 
  not 
  dentate 
  on 
  each 
  side 
  at 
  the 
  apex 
  or 
  laterally. 
  . 
  

  

  Prothorax 
  pubescent 
  and 
  having 
  a 
  narrow 
  basal 
  band 
  of 
  

   scales, 
  elytra 
  with 
  three 
  bands 
  and 
  a 
  transverse 
  patch 
  of 
  

   golden 
  yellow 
  scales 
  on 
  each 
  side 
  hypocrita. 
  

  

  Prothorax 
  briefly 
  pubescent 
  and 
  covered 
  with 
  scales 
  from 
  

   the 
  median 
  part 
  of 
  the 
  disk 
  to 
  the 
  base 
  ; 
  elytra 
  entirely 
  

   covered 
  with 
  flavescent 
  scales 
  and 
  having 
  two 
  lines 
  and 
  a 
  

   transverse 
  median 
  patch 
  of 
  white 
  scales 
  mendicus. 
  

  

  Prothorax 
  pubescent, 
  narrowly 
  edged 
  with 
  scales 
  along 
  the 
  

  

  base 
  ; 
  elytra 
  covered 
  with 
  concolorous 
  yellow 
  scales 
  . 
  . 
  . 
  . 
  pulverulentus 
  

  

  A 
  1 
  . 
  Median 
  claw 
  with 
  a 
  conspicuous 
  tooth 
  underneath. 
  

  

  Prothorax 
  densely 
  pubescent 
  and 
  without 
  scales 
  ; 
  elytra 
  with 
  

  

  minute 
  scattered 
  scales 
  looking 
  like 
  appressed 
  hairs 
  squamulatus. 
  

  

  