Proceedings of the American Academy of Arts and Sciences. 

 Vol. XLIV. No. 23. — May, 1909. 



CONTRIBUTIONS FROM THE BERMUDA BIOLOGICAL STATION 



FOR RESEARCH. — No. 15. 



REGENERATION IN THE BRITTLE-STAR OPHIOCOMA 

 PUMILA, WITH REFERENCE TO THE INFLUENCE 

 OF THE NERVOUS SYSTEM. 



By Sergius Morgulis. 



With a Plate. 



