﻿794 
  Transactions 
  South 
  African 
  Philosophical 
  Society, 
  [vol. 
  xii. 
  

  

  without 
  trace 
  of 
  scales 
  ; 
  scutellum 
  and 
  elytra 
  covered 
  thickly 
  with 
  

   thick, 
  appressed, 
  somewhat 
  squamose 
  greyish 
  white 
  hairs 
  with 
  a 
  slight 
  

   sheen, 
  and 
  which, 
  although 
  thick, 
  do 
  not 
  hide 
  the 
  colour 
  of 
  the 
  back- 
  

   ground, 
  they 
  are 
  plane, 
  not 
  costulate, 
  sinuate 
  laterally 
  below 
  the 
  

   humeral 
  part, 
  a 
  little 
  attenuate 
  towards 
  the 
  apex, 
  and 
  leave 
  the 
  

   greatest 
  part 
  of 
  the 
  propygidium 
  uncovered; 
  pygidial 
  part 
  and 
  

   abdomen 
  densely 
  scaly, 
  the 
  scales 
  are 
  white 
  and 
  smaller 
  and 
  rounder 
  

   on 
  the 
  pygidium 
  ; 
  legs 
  moderately 
  pubescent, 
  hind 
  femora 
  robust 
  but 
  

   simple, 
  like 
  the 
  tibiae. 
  

  

  Female 
  unknown. 
  

  

  Length 
  3 
  mm. 
  ; 
  width 
  14 
  mm. 
  

  

  I 
  have 
  seen 
  only 
  one 
  male 
  example 
  presented 
  by 
  Drege 
  and 
  bearing 
  

   his 
  Catalogue 
  name. 
  

  

  Hab. 
  Cape 
  Colony 
  (no 
  exact 
  locality). 
  

  

  Gen. 
  DIAPLOCHELUS, 
  Burm., 
  

   Handb. 
  d. 
  Entomol., 
  iv., 
  1, 
  p. 
  132. 
  

  

  Mentum 
  elongate, 
  somewhat 
  ovate 
  in 
  the 
  basal 
  part, 
  but 
  narrow, 
  

   thence 
  deeply 
  incised 
  laterally 
  towards 
  the 
  tip 
  at 
  the 
  point 
  of 
  

   insertion 
  of 
  the 
  palpi, 
  apical 
  part 
  sloping 
  a 
  little 
  towards 
  the 
  outer 
  

   angles 
  and 
  fringed, 
  except 
  for 
  a 
  narrow 
  space 
  in 
  the 
  middle, 
  with 
  long, 
  

   dense, 
  ciliate 
  hairs 
  ; 
  upper 
  lobe 
  of 
  maxillae 
  as 
  broad 
  as 
  long, 
  obliquely 
  

   emarginate 
  on 
  the 
  upper 
  outer 
  part 
  and 
  with 
  the 
  emargination 
  filled 
  

   with 
  a 
  broad 
  bunch 
  of 
  hairs, 
  quadri-dentate 
  inwardly 
  with 
  the 
  two 
  

   lower 
  teeth 
  double 
  on 
  the 
  left 
  jaw 
  while 
  in 
  the 
  right 
  these 
  two 
  teeth 
  

   are 
  set 
  in 
  a 
  line, 
  the 
  lobe 
  is 
  therefore 
  six-dentate, 
  inner 
  lobe 
  sharply 
  

   angular 
  at 
  tip 
  (crassipes, 
  transvaalensis) 
  or 
  very 
  feebly 
  tri-dentate 
  

   {longipes) 
  apical 
  joint 
  of 
  labial 
  palpi 
  sub-fusiform 
  and 
  truncate 
  at 
  

   tip, 
  that 
  of 
  the 
  maxillary 
  palpi 
  sub-cylindrical 
  ; 
  antennae 
  normally 
  

   10-jointed 
  ; 
  clypeus 
  rounded 
  laterally 
  at 
  the 
  tip 
  and 
  slightly 
  reflexed 
  

   there, 
  not 
  angular 
  laterally 
  in 
  the 
  basal 
  part 
  ; 
  prothorax 
  depressed 
  

   and 
  a 
  little 
  rounded 
  laterally; 
  scutellum 
  sub-ogival 
  but 
  somewhat 
  

   rounded 
  at 
  the 
  tip 
  ; 
  elytra 
  elongated, 
  slightly 
  and 
  gradually 
  narrowed 
  

   laterally 
  towards 
  the 
  apex, 
  but 
  not 
  sinuate 
  below 
  the 
  humeral 
  part 
  ; 
  

   propygidium 
  partly 
  uncovered 
  by 
  the 
  elytra 
  ; 
  pygidium 
  very 
  declivous 
  

   forwards 
  in 
  the 
  male, 
  vertical 
  in 
  the 
  female 
  ; 
  anterior 
  tibiae 
  tri-dentate, 
  

   the 
  two 
  basal 
  teeth 
  are 
  set 
  at 
  right 
  angles 
  with 
  the 
  tibia, 
  and 
  the 
  

   apical 
  one 
  is 
  slightly 
  oblique, 
  the 
  anterior 
  claws 
  are 
  double 
  and 
  both 
  

   cleft, 
  the 
  median 
  ones 
  single 
  and 
  cleft, 
  and 
  the 
  posterior 
  ones 
  either 
  

   single 
  and 
  simple, 
  or 
  double 
  and 
  cleft 
  ; 
  the 
  metasternum 
  is 
  impressed 
  

   in 
  the 
  male. 
  

  

  