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schooner chartered for the purpose, a trip was made to the 

 island of Santa Cruz, which is rarely visited by naturalists. The 

 dredge and dip-net were profitably used in waters near the island. 

 My expenses on the trip to California were liberally met by Mr. 

 A. Hemenway of Boston. A report on the work done in this 

 expedition is well under way for publication. 



The Newport Marine Laboratory was open for work during 

 July, August, and September. Several students availed them- 

 selves of its advantages. 



The Assistant in charge continued his studies of the develop- 

 ment of the Echinoderms. 



The following papers have been published for me during the 

 past year : — 



Report on the Medusse collected by the U. S. Fish Commission Steamer 

 Albatross in the Region of the Gulf Stream in 1883-84. Ann. Rep. 

 Com. Fish and Fisheries, 1884. 



A new Rhizostomatous Medusa from New England. Am. Journ. Sci., 

 Vol. XXXIIL, February, 1887, Art. XIII. 



On the Development of the Calcareous Plates of Amphiura. Studies 

 from the Newport Marine Laboratory, No. XVIII. Bull. Mus. Comp. 

 Zool., Vol. XIII., No. 4. 



