﻿Homalonotus 
  (Schizopyge) 
  parana 
  Clarke 
  

  

  Fig. 
  i 
  Pygidium 
  and 
  a 
  few 
  thoracic 
  segments 
  

  

  2 
  A 
  pygidium 
  apparently 
  lacking 
  one 
  segment 
  

   Locality: 
  Tybagy, 
  Sao 
  Paulo, 
  Brazil 
  

  

  Homalonotus 
  herscheli 
  Murchison 
  

  

  Fig. 
  3 
  A 
  small 
  head 
  with 
  apiculus 
  and 
  scattered 
  tubercles 
  

  

  4 
  A 
  series 
  of 
  strongly 
  pustulose 
  thoracic 
  segments 
  

  

  5 
  A 
  pygidium 
  with 
  a 
  few 
  tubercles 
  

  

  6 
  A 
  large 
  cephalon, 
  nearly 
  entire, 
  of 
  characteristic 
  form, 
  

  

  with 
  spinous 
  tubercles 
  at 
  the 
  genal 
  angles 
  and 
  traces 
  of 
  

   others 
  on 
  the 
  glabella 
  

   Locality: 
  the 
  calc-nodules 
  of 
  Pebble 
  island, 
  West 
  Falkland 
  

  

  146 
  

  

  