CONTENTS. 



PAGE. 



Proceed lugs of the Society 53 



A Large Boulder in Southern Oliio 5G 



Annual Precipitations of Kain and Melted Snow, for 42 years, by R. B. 



Moore 57 



To Societies and Collectors 59 



A Classified List of Lower Silurian Fossils, Cincinnati Group, bj' Jolin 



Micl<leborough and A. G. Wetherby Ol 



Observations on Fossil Annelids, and Description of Some Nevv Forms, 

 by E. O. Ulrich 87 



Descriptions of Some New Species of Fossils, from the Cincinnati Group, 



by E. O. Ulrich 92 



Description of a New Genus and Eleven New Si)ecies of Fossils, with 

 Reniar]<s upon others well l<nown, from the Cincinnati Group, 



by S. A. Miller 100 



TEEMS : $2 00 per volume ; single number, 60 cents. 



