THE CAMBRIAN, SILURIAN, AND DEVONIAN TRILOBITES. 



DIRECTIONS TO THE BINDER. 



The Monograph on the Cambrian, Silurian, and Devonian formations will be found in the Volumes 

 of the Pal aeon tographical Society for the years 1862, 1863, 1864, 1866, and 1883. 



Cancel Title-pages affixed to the Parts issued in the Palaeontographical Volumes for the years 1862, 

 1863, 1864, and 1866, and substitute the General Title-page provided in the Volume for 1883. Cancel 

 pages 81, 82, and 83 in the Volume for 1862 (these pages will be found reprinted in the Volume for 1863). 

 Cancel pages 215 and 216 in the Volume for 1866 ; and place the sheets and plates in the order indicated 

 below. 



ORDER OF BINDING AND DATES OF PUBLICATION. 



PAGES 



PLATES 



ISSUED IN VOL. 

 FOE TEAE 



PUBLISHED 



Title-page. 



— 



1883 



October, 1883 



1—80 



I— VI 



1862 



August, 1864 



81 — 128 



VII- XIV 



1863 



June, 1865 



129—176 



XV— XXV 



1864 



April, 1866 



177—214 



xxv*-xxx 



1866 



June, 1867 



215—224 



- 



1883 



October, 1883 



"Corrigenda" 



- 



1862 



August, 1864 



" Errata " 



— 



1863 



June, 1865 



"Addenda et Corrigenda" 



- 



1864 



April, 1866 



