CONTENTS 



Page 



Originai, Papers 



Geochemistry. — ^Notes on the analysis of mineral sulphide water. J. G. 



Fairchild 559 



Conchology. — The Caecidae and other marine mollusks from the northwest 



coast of America. Paui. Bartsch 565 



<< 



Abstracts 



Geology 573 



Technology 574 



, Proceedings 



Washington Academy of Sciences 576 



Biological Society 578 



SciENTnfic Notes and News 587 



