CONTENTS OF VOLUME 2 



Page 



Bovard, J. F. (with H. L. Osterud). Partial list of the animals 

 yielding embryological material at the Puget Sound Bio- 

 logical Station 127 



Bush, Mildred. Key to the echinoderms of Friday Harbor, Wash- 

 ington 1~ 



Child, C. M. A study of susceptibility in some Puget Sound algae__ 249 



Fasten, Nathan. Trout and fish lice 73 



Fasten, Nathan. Morphology and attached stages of first copepodid 



larva of Salmincola edwardsii (Olsson) Wilson 153 



Frye, T. C. The age of Pterygophora californica 65 



Frye, T. C. Plant migration along a partly drained lake 393 



Gail, Floyd W. Some experiments with Fucus to determine the fac- 

 tors controlling its vertical distribution 139 



Gail, Floyd W. Hydrogen-ion concentration and other factors affect- 

 ing the distribution of Fucus 287 



Hall, Ada R. Some experiments on the resistance of sea-urchin eggs 



to sulphurous acid H^ 



Herre, A. W. C. T. A list of lichens from southeastern Alaska 279 



Hotson, J. W. Sphagnum from bog to bandage 211 



Hurd, Annie May. The relation between the osmotic pressure of 



Nereocystis and the salinity of the water 183 



Hyman, L. H. On the action of certain substances on oxygen con- 

 sumption. IV. Further experiments on the action of potas- 

 sium cyanide on invertebrates 387 



Kjerskog-Agersborg, H. P. Notes on Melibe leonina (Gould) 269 



Leonard, Ruth E. Early development of Haminea 4-5 



Miles, Ward R. Experiments on the behavior of some Puget Sound 



shore fishes (Blenniidae) 79 



Osterud, H. I>. Preliminary observations on the development of 



Leptasterias hexactis 1 



(iii) ^ 



