I 



THE EOCENE BIVALVES. 



Directions to the Binder. 



Vol. I of the " Eocene Bivalves" will be found in the Annual Volumes of the 

 Palseontographical Society issued for the years 1859, 1862, and 1870. 



Cancel the title pages to Parts I, II, and III in the Volumes of the Society for the 

 years 1859, 1862, and 1870, and substitute the general title page in the Volume for the 

 year 1870. 



Let Plates I— XXV follow the text. 



Dates of Piihlication. 



Part I, in the Vohi'rie for the year 1859, containing pages 1 — 74, and Plates I — XIII, 



was published in December, 1861. 

 „ n, „ „ 1862, „ pages 75— 136, and Plates XIV— XX, 



was published in August, 1864. 

 „IIt, „ „ 1870, „ pagesl37— 182,andPlatesXXI— XXV, 



was published in January, 1871. 



