KEPORT OF THE COUNCIL. 399 



Dr. C. Shearer has continued his work on the hybridization of dif- 

 ferent species of Echinus, and during the year a detailed memoir 

 containing an account of the previous work on this subject carried out 

 by Dr. Shearer, Mr. De Morgan, and Mr. Fuchs, has been published in 

 the Philosophical Transactions of the lloyal Society. 



Mrs. Matthews has continued her work on the development of 

 Alcyonium, and has succeeded in obtaining and studying all stages in 

 the development of this form. 



Mr. W. De Morgan has been studying the protozoan fauna of 

 Plymouth, especially the ciliates found in the Laboratory tanks. 



Dr. Stuart Thomson spent three months at the Laboratory during 

 the summer, which he devoted to researches on the anatomy of the 

 brain of Elasmobranchs. 



The Library. 



The thanks of the Association are due for the following books and 

 current numbers of periodicals presented to the Library during the 

 year :— 



Academie Imp. des Sciences de St. Petersbourg. Bulletin. 



Academy of Natural Sciences, Philadelphia. Journal. 



American Microscopical Societ}'. Transactions. 



American Philosophical Society. Proceedings. 



American Museum of Natural History. Annual Report. 



Bulletin. 



Memoirs. 



Armstrong College. Calendar. 



Arendals Fiskeriselskab Beretning. 



Australian Museum. Records. 



Report. 



Bergens Museum. Aarbok. 



Aarsberetning. 



An Account of the Crustacea of Norway, etc. By G. 0. Sars. 



Bernice Pauahi Bishop Museum, Honolulu. Occasional Papers. 



Fauna Hawaiiensis. 



Board of Agriculture and Fisheries. Bye-laws under the Sea Fisheries Regu- 

 lation Acts, 1888 to 1894, in force on the 1st February, 1913. 



Annual Report of Proceedings under the Salmon and Fresh-water 



Fisheries Acts. 



Monthly Return of Sea Fisheries, England and Wales. 



Report of Proceedings of Annual Meeting. 



Biochemical Bulletin. 



British Association for the Advancement of Science. Report. 



British Mu-seum (Natural History). Catalogue of the Library. 



Special Guide No. C. Flight Exhibition. 



Bulletin Scientifique de la France et de la Belgique. 



