﻿DIRECTIONS TO THE BINDER. 



The Monograph on the Crag Mollusca will be found in the publications of the Palaeontographical 

 Society issued for the years 1847, 1850, 1853, 1855, 1858, 1871, and 1873. 



Cancel the title-page to Volume II, found in the volume for the year 1855, and substitute the title-page 

 provided in the volume for 1873. Cancel also page 99, found in the volume for the year 1871, and 

 substitute that provided in the volume for the year 1873; and follow the order of binding given in the 

 accompanying table of pages, plates, and dates. 



ORDER OF BINDING AND DATES OF PUBLICATION. 



CONTAINING 



Volume I. — Univalves. 



PAGES 



v— xii, 1—208 



Volume II. — Bivalves 



1—150 



1 151—216 



217—342 



(note) 1 and 2 



Volumelll. — Snpplement,llnivalves.j ") • • ( 



With the Geology] [ \_11q' ) 



of the Crag District ) yy 1 



Supplement, Bivalves 99—231 ^ 



PLATES 



I— XXI 



I— XII 

 XIII— XX 

 XXI— XXXI 



Map of Crag District, 

 I— VII 



VIII— XI and 

 Addendum Plate 



ISSUED IN VOL. 

 FOE TEAE 



PUBLISHED 



1847 



1850 

 1853 

 1855 

 1858 



1871 

 1873 



March, 1848. 



June, 1851. 

 December, 1853. 

 February, 1857. 

 March, 1861. 



June, 1872. 

 February, 1874. 



