Proceedings of the American Academy of Arts and Sciences. 

 Vol. XLIII. Xo. 16. — April, 1908. 



CONTRIBUTIONS FROM THE ZOOLOGICAL LABORATORY OF THE 

 MUSEUM OF COMPARATIVE ZOOLOGY AT HARVARD COLLEGE. 

 E. L. MARK, DIRECTOR.— No. 195. 



THE SENSORY REACTIONS OF AMPHIOXUS. 



By G. II. Parkeb. 



LIBRARY 

 NEW YORK 

 .N1CAL 



