﻿The 
  following 
  errata 
  occur 
  in 
  No. 
  2 
  : 
  On 
  p. 
  55 
  erase 
  the 
  

   13th 
  line. 
  At 
  the 
  bottom 
  of 
  p. 
  56, 
  we 
  neglected 
  to 
  mention 
  

   Cyclostoma 
  asperulum 
  as 
  belonging 
  to 
  the 
  group 
  of 
  shells 
  

   there 
  mentioned. 
  

  

  