Proceedings of the American Academy of Arts and Sciences. 

 Vol. XLII. No. 18. — January, 1907. 



CONTRIBUTIONS FROM THE ZOOLOGICAL LABORATORY, SYRACUSE 



UNIVERSITY; ALSO CONTRIBUTI0^'S FROM THE BERMUDA 



BIOLOGICAL STATION FOR RESEARCH. —No. 9. 



THE HYDROIDS OF BERMUDA. 



By Edgajb Davidson Congdon. 



