﻿1902.] 
  Catalogue 
  of 
  the 
  Coleoptera 
  of 
  South 
  Africa. 
  749 
  

  

  Length 
  6-7-| 
  mm. 
  ; 
  width 
  3-4 
  mm. 
  

  

  Hob. 
  Cape 
  Colony 
  (Cape 
  Town, 
  Stellenbosch, 
  Paarl, 
  Tulbagh). 
  

  

  Heterochelus 
  mucronatus, 
  Burm., 
  

   Handb. 
  d. 
  Entomol., 
  iv., 
  1, 
  p. 
  117. 
  

  

  Male 
  : 
  Totally 
  black, 
  somewhat 
  shining 
  ; 
  elytra 
  with 
  a 
  juxta- 
  

   sutural 
  narrow 
  and 
  somewhat 
  indistinct 
  band 
  of 
  squamose 
  greyish 
  

   hairs, 
  apical 
  margin 
  of 
  elytra 
  with 
  a 
  few 
  golden-yellow 
  scales, 
  

   propygidium 
  and 
  abdominal 
  segments 
  with 
  dense 
  golden-yellow 
  

   scales, 
  pygidium 
  also 
  scaly 
  but 
  having 
  a 
  denuded, 
  median 
  longi- 
  

   tudinal 
  space, 
  head 
  and 
  prothorax 
  clothed 
  with 
  a 
  dense, 
  somewhat 
  

   long, 
  dark 
  pubescence, 
  clypeus 
  sharply 
  quadri-dentate 
  but 
  with 
  the 
  

   two 
  median 
  teeth 
  a 
  little 
  smaller 
  than 
  the 
  outer 
  ones, 
  and 
  set 
  close 
  

   to 
  one 
  another 
  ; 
  prothorax 
  with 
  a 
  distinct, 
  median 
  furrow 
  reaching 
  

   from 
  base 
  to 
  apex 
  ; 
  scutellum 
  hairy, 
  without 
  scales 
  on 
  the 
  five 
  

   examples 
  which 
  I 
  have 
  examined; 
  elytra 
  costulate 
  with 
  the 
  three 
  

   intervals 
  on 
  each 
  side 
  punctate 
  and 
  pubescent 
  ; 
  hind 
  legs 
  robust, 
  

   hairy, 
  hind 
  femora 
  with 
  the 
  trochanters 
  produced 
  into 
  a 
  long 
  

   horizontal 
  spine 
  reaching 
  further 
  than 
  the 
  knee, 
  and 
  between 
  the 
  

   basal 
  part 
  of 
  this 
  spine 
  and 
  the 
  articulation 
  of 
  the 
  knee 
  there 
  is 
  a 
  

   robust, 
  sharp 
  tooth, 
  the 
  hind 
  tibiae 
  are 
  broadly 
  but 
  not 
  deeply 
  

   scooped 
  inwardly 
  from 
  base 
  to 
  apex, 
  they 
  have 
  an 
  inner 
  tooth 
  near 
  

   the 
  base 
  and 
  the 
  apices 
  are 
  produced 
  into 
  two 
  long, 
  curved 
  mucros 
  

   of 
  nearly 
  the 
  same 
  length 
  ; 
  hind 
  claw 
  single, 
  simple, 
  pectus 
  and 
  

   hind 
  legs 
  clothed 
  with 
  greyish 
  villose 
  hairs. 
  

  

  Female 
  not 
  known 
  with 
  certainty. 
  

  

  Length 
  5 
  mm. 
  ; 
  width 
  3 
  mm. 
  

  

  Hab. 
  Cape 
  Colony 
  (exact 
  locality 
  unknown). 
  

  

  Heterochelus 
  inornatus, 
  n. 
  spec. 
  

   Male 
  : 
  Black, 
  with 
  the 
  elytra 
  light 
  testaceous 
  and 
  the 
  legs 
  reddish 
  ; 
  

   scutellum, 
  apical 
  margin 
  of 
  the 
  elytra, 
  pygidial 
  part 
  and 
  abdomen 
  

   clothed 
  with 
  dense 
  yellow 
  scales 
  intermixed 
  along 
  the 
  edge 
  of 
  the 
  

   propygidium 
  and 
  the 
  abdomen 
  with 
  white 
  scales 
  forming 
  there 
  a 
  

   narrow 
  band 
  or 
  line 
  ; 
  head 
  very 
  granulose, 
  clypeus 
  hardly 
  quadri- 
  

   dentate, 
  the 
  two 
  median 
  teeth 
  being 
  almost 
  obliterated, 
  it 
  is 
  covered 
  

   with 
  a 
  navescent, 
  dense, 
  moderately 
  long 
  pubescence, 
  and 
  the 
  pro- 
  

   thorax, 
  which 
  has 
  a 
  distinct 
  median 
  furrow 
  reaching 
  from 
  the 
  base 
  to 
  

   the 
  middle 
  only, 
  is 
  clothed 
  with 
  a 
  similar 
  pubescence, 
  and 
  bears 
  no 
  

   traces 
  of 
  scale 
  ; 
  elytra 
  distinctly 
  attenuate 
  laterally 
  towards 
  the 
  apex, 
  

   not 
  costulate, 
  covered 
  with 
  remotely 
  scattered, 
  appressed 
  whitish 
  

   hairs 
  turning 
  to 
  denser, 
  scale-like 
  ones 
  along 
  the 
  posterior 
  part 
  of 
  the 
  

  

  