﻿The 
  hexactincllid 
  sponge 
  II 
  y 
  d 
  i 
  

  

  ing 
  pla 
  

  

  ful 
  preparation 
  and 
  otl 
  ers 
  lie 
  buried 
  in 
  the 
  rock. 
  The 
  blocks 
  represent 
  a 
  small 
  portion 
  of 
  a 
  great 
  sponge 
  plantation, 
  in 
  the 
  Chemung 
  rocks 
  at 
  Bath, 
  N. 
  Y. 
  

  

  itly 
  put 
  on 
  

  

  About 
  J51) 
  sponges 
  hav 
  

  

  