CONTENTS 



Original Papers 



Page 

 Geochemistry. — Note on the inorganic constituents of two small crusta- 

 ceans. F. W. Clarke and B. Salkover 185 



Geology. — Correlation of the deposits of Jackson and Vicksburg ages in 

 Mississippi and Alabama. Charles Wythe Cooke 186 



Botany. — A new Anemia from Mexico. William R. Maxon 199 



Abstracts 



Physics 201 



Chemistry 203 



Geology 204 



Petrology 205 



Volcanology 207 



Ornithology 207 



Proceedings 



Washington Academy of Sciences 208 



Anthropological Society 208 



Biological Society 211 



Botanical Society 214 



Entomological Society 217 



Society of American Foresters 218 



Scientific Notes and News 221 



