373 • • A ' 



■V.\' 



v\o\l THE GENERA 



OF 



RBOBDSTT -^^[3 FOSSIL 

 FOE THE USE OF STUDENTS 



IN 



PLATES OF GENEEA; 



ALSO COEEESPONDING LETTEE-PEESS, 



Descriptive of tlie Ckaracters by wliich eacli Genus is distinguished. 



PARTICULARLY THE 



LAND, FEESH WATEE & MAEINE NATUEE 



OF EACH GENUS, 

 As well as the Strata in which the Fossil Species occur. 



ILLUSTRATED WITH ^ 



234: OTiXGrXNJ^Tj FLUTES. 

 BY JAMES SOWEEBY, 



F.L.S., M.G.S., &c. 



CONDUCTED BY 



GEOEGE BEETTINGAM SOWEEBY, 



F.L.S. 



LONDON : 



G. B. SOWERBY, REGENT STREET. 



Price, Plain, 8 Guineas. 



