﻿862 
  Transactions 
  South 
  African 
  Philosophical 
  Society, 
  [vol. 
  xil 
  

  

  Differs 
  from 
  Gymnoloma 
  in 
  general 
  facies 
  as 
  well 
  as 
  in 
  the 
  different 
  

   shape 
  of 
  the 
  mentum, 
  the 
  quadri-dentate 
  lobe 
  of 
  the 
  maxillae, 
  and 
  

   the 
  great 
  development 
  of 
  the 
  labrum. 
  

  

  Key 
  to 
  the 
  Species. 
  

  

  Prothorax 
  with 
  a 
  median, 
  a 
  supra-lateral 
  and 
  a 
  marginal 
  band 
  of 
  

   white 
  scales 
  ; 
  scutellum 
  scaly 
  ; 
  elytra 
  with 
  a 
  discoidal 
  white 
  band 
  

   reaching 
  from 
  the 
  base 
  to 
  the 
  middle, 
  and 
  a 
  very 
  short 
  juxta-sutural 
  

   median 
  one 
  ; 
  pygidium 
  non-squamose 
  lineola. 
  

  

  Prothorax 
  with 
  a 
  median, 
  a 
  supra-lateral, 
  and 
  a 
  marginal 
  band 
  of 
  

   white 
  scales, 
  and 
  also 
  a 
  supra-marginal 
  patch 
  ; 
  elytra 
  with 
  a 
  juxta- 
  

   sutural 
  band 
  of 
  white 
  scales 
  and 
  a 
  basal 
  discoidal 
  one 
  ; 
  pygidium 
  with 
  

   appressed, 
  squamose 
  hairs 
  aliena. 
  

  

  GOUNA 
  LINEOLATA, 
  Burm., 
  

  

  Gymnoloma 
  lineata, 
  Handb. 
  d. 
  Entomol., 
  iv., 
  1, 
  p. 
  162. 
  

  

  Black 
  ; 
  head, 
  prothorax, 
  and 
  elytra 
  very 
  closely 
  punctate, 
  the 
  

   punctures 
  scabrose 
  and 
  partly 
  hidden 
  by 
  a 
  very 
  short, 
  sub-appressed, 
  

   slightly 
  flavescent 
  pubescence, 
  the 
  clypeus 
  is 
  a 
  little 
  narrowed 
  

   obliquely 
  towards 
  the 
  apex 
  with 
  the 
  sides 
  sinuate 
  and 
  slightly 
  

   emarginate 
  at 
  tip, 
  it 
  is 
  impressed 
  somewhat 
  deeply, 
  and 
  the 
  apical 
  

   margin 
  is 
  reflexed 
  ; 
  the 
  prothorax 
  has 
  a 
  narrow 
  median 
  line 
  and 
  a 
  

   supra-lateral 
  one 
  of 
  white 
  scales, 
  and 
  the 
  outer 
  margin 
  is 
  moderately 
  

   broadly 
  banded 
  with 
  similar 
  ones 
  ; 
  the 
  scutellum 
  is 
  densely 
  squamose 
  ; 
  

   the 
  elytra 
  have 
  a 
  discoidal 
  band 
  of 
  white 
  scales 
  beginning 
  close 
  to 
  

   the 
  base 
  but 
  barely 
  reaching 
  the 
  median 
  part, 
  and 
  a 
  juxta-sutural 
  

   one 
  slightly 
  shorter 
  than 
  the 
  discoidal, 
  beginning 
  at 
  about 
  the 
  median 
  

   part, 
  and 
  obliterated 
  at 
  a 
  good 
  distance 
  from 
  the 
  apex 
  ; 
  propygidium, 
  

   abdomen, 
  and 
  pectus 
  clothed 
  with 
  dense 
  silvery- 
  white 
  scales 
  ; 
  pygi- 
  

   dium 
  closely 
  punctured, 
  not 
  scaly 
  or 
  hairy 
  ; 
  anterior 
  tibiae 
  sharply 
  

   tri-dentate 
  ; 
  legs 
  with 
  squamose 
  whitish 
  appressed 
  hairs 
  ; 
  hind 
  legs 
  

   simple, 
  slender, 
  hind 
  tibiae 
  without 
  apical 
  spur. 
  

  

  Length 
  6^-7 
  mm. 
  ; 
  width 
  3|-3f 
  mm. 
  

  

  Hab. 
  Cape 
  Colony 
  (Caledon, 
  Swellendam, 
  Bredasdorp). 
  

  

  Gouna 
  aliena, 
  n. 
  spec. 
  

  

  Black, 
  sub-opaque, 
  with 
  the 
  head, 
  prothorax, 
  and 
  elytra 
  closely 
  

   scabroso-punctate 
  and 
  covered 
  with 
  very 
  short, 
  sub-appressed 
  

   greyish 
  hairs 
  and 
  greyish-white 
  elongate 
  scales 
  numerous 
  on 
  the 
  

   head, 
  and 
  forming 
  on 
  the 
  prothorax 
  a 
  median 
  line, 
  a 
  supra-lateral 
  

   band, 
  usually 
  interrupted 
  in 
  the 
  middle, 
  and 
  an 
  entire 
  marginal 
  

   one, 
  as 
  well 
  as 
  a 
  supra-marginal, 
  lateral, 
  median 
  patch 
  ; 
  scutellum 
  

  

  