A SYNOPSIS 



BRITISH DIATOMACE^; 



WITH REMARKS 



ON THEIR 



STRUCTURE, FUNCTIONS AND DISTRIBUTION 



AND INSTRUCTIONS FOR 



COLLECTING AND PRESERVING SPECIMENS. 



BY 



The Rev. WILLIAM SMITH, F.L.S. 



THE PLATES 



BY 



TUFFEN WEST, 



MEMBER OF THE MICROSCOPICAL SOCIETY OF LONDON. 



Naturam maxinie adrairaberis, si omnia ejus opera. perlusiraris." — Galen. 



IN TWO VOLUMES. 

 VOL. L 



LONDON: 



PRLNTED FOR SMITH AND BECK, 6 COLEMAN STREET, CITY; 



PUBLISHED BY JOHN VAN VOORST, PATERNOSTER ROW. 



1853. 



