﻿Calmonia 
  subseciva 
  Clarke 
  

  

  Fig. 
  i 
  An 
  extended 
  specimen 
  from 
  which 
  the 
  cephalon 
  has 
  been 
  

   broken 
  

  

  2 
  A 
  squeeze 
  taken 
  from 
  the 
  foregoing, 
  showing 
  the 
  cephalic 
  

  

  doublure 
  and 
  phacopid 
  hypostoma. 
  x 
  2 
  

   Locality: 
  Ponta 
  Grossa, 
  Brazil 
  

  

  3 
  An 
  entire 
  specimen, 
  slightly 
  crushed 
  about 
  the 
  head, 
  

  

  showing 
  the 
  minute 
  pygidial 
  lappets 
  

  

  4 
  A 
  nearly 
  entire 
  individual 
  of 
  large 
  size 
  

   Locality: 
  Jaguariahyva, 
  Sao 
  Paulo, 
  Brazil 
  

  

  Proboloides 
  cuspidatus 
  Clarke 
  

  

  Fig. 
  5 
  A 
  small 
  cephalon 
  

  

  6 
  A 
  laterally 
  crushed 
  specimen 
  displaying 
  a 
  part 
  of 
  the 
  

  

  proboscis, 
  the 
  sutural 
  and 
  genal 
  spines 
  and 
  the 
  acute 
  

   spinules 
  of 
  the 
  first 
  thoracic 
  segments 
  

  

  7 
  A 
  cheek 
  with 
  sutural 
  and 
  genal 
  spines, 
  x 
  1^ 
  

  

  8 
  A 
  cephalon 
  with 
  its 
  long 
  proboscis, 
  showing 
  also 
  the 
  

  

  genal 
  spine 
  and 
  base 
  of 
  the 
  sutural 
  spine 
  

  

  9 
  Large 
  cephalon 
  with 
  proboscis 
  broken 
  

   Locality: 
  Ponta 
  Grossa, 
  Brazil 
  

  

  Proboloides 
  pessulus 
  Clarke 
  

  

  Fig. 
  10 
  A 
  specimen 
  with 
  all 
  parts 
  conjoined; 
  showing 
  the 
  aspect 
  

   of 
  the 
  head, 
  its 
  proboscis 
  and 
  sutural 
  spines, 
  the 
  

   sharply 
  terminated 
  thoracic 
  segments 
  and 
  apparently 
  

   smooth 
  margined 
  pygidium 
  

   Locality: 
  Jaguariahyva, 
  Sao 
  Paulo, 
  Brazil 
  

  

  160 
  

  

  