viii 



CONTENTS. 



A Chronological Table of Cyclonic Hurricanes, by Andres Poey, 452. — Description 

 of some Remains of Fishes from the Carboniferous and Devonian Formations of the 

 United States, by Joseph Leidy : The Quarterly Journal of Pure and Applied Mathe- 

 matics, edited by J. J. Sylvester, M.A., F.R S. : Fossils of South Carolina, by M. 

 Tuomey and F. S. Holmes : Ahhandlungen der Kaiserlich Koniglichen Geologische 

 Reichsanstalt, 453. — Geognostiche Darstellung der Steinkohlen-formation in Sachsen 

 mit besonderer BeriicUsichtigung der Rothliegenden, von Hanns Bruno Geinitz : 

 Das Normal Vertialtniss der chemischen und morphologischen Proportionen, von Adolf 

 Zeising, 154. — Principles of Chemistry, by Prof. John A. Porter, M.A., M.D., 455. 



List of Works, 455. 



Index, 456. 



ERRATA. 



P. 1, line 2 from bottom, for *Dictyopyxis read Dictyopyxis; 1. 4 from bottom, for Dicla- 

 dia, read *Dicladia : p. 2, lines 1 and 2 from top, for *Coscinodiscus, read Coscinodiscus ; 

 1. 2 from top, for Rhizosolenia, read *Rhizosolenia ; 1. ^ from top, for Difflugia, read *Dif- 

 flugia j 1. 16 from top, for Eucyrtidium, read *Eucyrtidium, in both cases. 



