1 



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CONTENTS. 



X. — On the variations of Decomposition in the Iron Pyrites ; its 

 cause, and its relation to density, Part II. Continued 

 from page 132 (with plates VIII and IX). By Alexis 

 A. JULIEN 



125 



XI. — Further Notes on the Osteology of the Shad, (Alosa 



Sapidissima). By Fakky R. M. Hitchcock "H^ 



21^ 



