SWIMMING HABIT OF A JAPANESE ENTEROPNEUST. 



257 



as we know, flourishes especially in summer months and is most abundant 

 in calm mornings before sunrise. 



In concluding this paper I wish to express my thanks to both Mr. 

 Eizuka and Dr. Yatsu for their kindness in facilitating the identification of 

 the enteropneust in question. 



Normal College, 



Hiroshima, 



November 1907. 



