﻿1902.] 
  Catalogue 
  of 
  the 
  Goleoptera 
  of 
  South 
  Africa. 
  841 
  

  

  MONOCHELUS 
  CALCAEATUS, 
  Burm., 
  

  

  Handb. 
  d. 
  Entomol., 
  iv., 
  1, 
  p. 
  160. 
  

  

  Male 
  : 
  Black, 
  with 
  the 
  elytra 
  red 
  and 
  the 
  legs 
  piceous 
  red 
  ; 
  pro- 
  

   thorax 
  with 
  five 
  bands 
  of 
  flavescent 
  scales, 
  scutellum 
  scaly, 
  elytra 
  

   with 
  rows 
  of 
  scale 
  ; 
  apical 
  part 
  of 
  the 
  propygidium, 
  the 
  whole 
  

   of 
  the 
  pygidium 
  and 
  the 
  sides 
  of 
  abdomen 
  and 
  of 
  pectus 
  scaly 
  ; 
  

   head 
  scaly; 
  clypeus 
  sub-obliquely 
  attenuate, 
  distinctly 
  emarginate 
  at 
  

   tip 
  and 
  with 
  the 
  outer 
  angles 
  moderately 
  rounded, 
  margins 
  slightly 
  

   reflexed 
  ; 
  prothorax 
  ampliate 
  laterally 
  in 
  the 
  median 
  part, 
  punctulate 
  

   laterally, 
  but 
  less 
  so 
  in 
  the 
  discoidal 
  part, 
  the 
  median 
  part 
  of 
  which 
  

   is 
  grooved 
  longitudinally, 
  the 
  scales 
  of 
  the 
  marginal 
  and 
  sub-lateral 
  

   bands 
  are 
  set 
  in 
  the 
  punctures, 
  between 
  the 
  scaly 
  groove 
  and 
  the 
  

   sub-lateral 
  band 
  there 
  are 
  also 
  a 
  few 
  scales, 
  and 
  the 
  anterior 
  and 
  

   lateral 
  margins 
  are 
  fringed 
  with 
  long 
  yellow 
  bristles; 
  elytra 
  elongate, 
  

   distinctly 
  attenuate 
  laterally 
  towards 
  the 
  apex, 
  although 
  not 
  so 
  much 
  

   ampliated 
  at 
  the 
  base 
  as 
  in 
  M. 
  natalensis, 
  and 
  having 
  equi-distant 
  

   elongate 
  whitish 
  scales 
  disposed 
  in 
  one 
  scale 
  rows, 
  and 
  set 
  in 
  dis- 
  

   tinct 
  seriate 
  punctures 
  ; 
  the 
  scales 
  on 
  the 
  pygidium 
  are 
  not 
  closely 
  

   set, 
  and 
  the 
  hind 
  legs 
  are 
  also 
  scaly 
  ; 
  the 
  hind 
  femora 
  are 
  much 
  

   thickened, 
  and 
  the 
  trochanters 
  are 
  produced 
  into 
  a 
  long 
  slightly 
  

   curved 
  spine 
  which 
  is 
  detached 
  from 
  the 
  thigh 
  at 
  a 
  short 
  distance 
  

   from 
  the 
  apex, 
  and 
  projects 
  much 
  beyond 
  the 
  knee, 
  the 
  tibiae 
  are 
  

   somewhat 
  impressed 
  inwardly 
  but 
  not 
  grooved, 
  the 
  two 
  edges 
  are 
  

   very 
  sharp, 
  and 
  the 
  inner 
  one 
  is 
  produced 
  into 
  a 
  very 
  long, 
  curved 
  

   apical 
  mucro 
  with 
  two 
  short 
  bristles 
  at 
  the 
  tip 
  ; 
  claws 
  of 
  hind 
  legs 
  

   single, 
  not 
  cleft, 
  and 
  having 
  underneath 
  a 
  very 
  distinct 
  sub-horizontal 
  

   tooth. 
  

  

  Female 
  : 
  The 
  female 
  is 
  similar 
  to 
  the 
  male 
  in 
  colour, 
  sculpture, 
  

   and 
  vestiture, 
  but 
  the 
  punctures 
  on 
  the 
  elytra 
  are 
  seldom 
  filled 
  with 
  

   scales 
  ; 
  the 
  hind 
  claws 
  are 
  a 
  little 
  ampliate 
  underneath 
  but 
  not 
  

   dentate, 
  and 
  the 
  hind 
  tibiae 
  have 
  an 
  apical 
  spur. 
  

  

  Length 
  7-8 
  mm. 
  ; 
  width 
  3f-4J 
  mm. 
  

  

  Hah. 
  Cape 
  Colony 
  (East 
  London, 
  Fort 
  Beaufort, 
  Port 
  St. 
  John) 
  ; 
  

   Natal 
  (Durban, 
  Maritzburg, 
  Umvoti 
  County, 
  Estcourt). 
  

  

  Monochelus 
  princeps, 
  n. 
  spec. 
  

  

  Male 
  : 
  Similar 
  in 
  general 
  appearance 
  to 
  M 
  . 
  Icetus 
  ; 
  the 
  shape 
  and 
  

   vestiture 
  of 
  the 
  head 
  are 
  similar 
  ; 
  the 
  prothorax 
  has 
  the 
  median 
  

   groove 
  filled 
  with 
  flavescent 
  scales, 
  the 
  outer 
  margins, 
  including 
  the 
  

   basal 
  one, 
  have 
  a 
  broad 
  band 
  of 
  similar 
  scales, 
  and 
  on 
  each 
  side 
  of 
  

   the 
  groove 
  there 
  is 
  a 
  short 
  band 
  reaching 
  from 
  the 
  apex 
  to 
  about 
  the 
  

   median 
  discoidal 
  part 
  ; 
  the 
  scutellum 
  is 
  scaly 
  and 
  on 
  each 
  elytron 
  

  

  