1892.] Presents. 165 



XIX. "On the Alimentary Canal of Pontia brassicce." By 

 A. B. GRIFFITHS. Communicated by Professor HUXLEY, 

 F.R.S. Received April 1, 1892. 



XX. " On a new Method for the Bacteriological Examination 

 of Water, and on a new Bacillus discovered in Rain-water." 

 By A. B. GRIFFITHS, Communicated by Dr. KLEIN, F.R.S. 

 Received May 18, 1892. 



The Society adjourned over the Long Vacation to Thursday, 

 November 17, 



Presents, June 16, 1892. 

 Transactions. 



Aberdeen : Agricultural Research Association, Annual Report. 



1891. 8. [Aberdeen.] Mr, T. Jamieson. 



Baltimore: Johns Hopkins University. Circulars. Vol. XI. Nos. 



98-99. 4to. Baltimore 1892. The University. 



Batavia : Bataviaasch Genootschap van Kunsten en Wetenschap- 



pen. Notulen. Deel XXIX. An. 3. 8vo. Batavia 1891 ; 



Tijdschrift. Deel XXXV. Afl. 1. 8vo. Batavia 1891 ; 



Realia : Register op de Generale Resolution van het Kasteel 



Batavia, 16321805. Deel II. 4to. Batavia 1885. 



The Society. 



Berlin: Deutsche Chemische Gesellschaft. Berichte. 18^1. 



No. 20. 1892. Nos. 110. 8vo. Berlin. The Society. 



Gesellschaft fur Erdkunde. Verhandlungen. Bd. XIX. Nos. 



45. 8vo. Berlinl892- Zeitschrift. Bd. XXVII. No. 1. 8vo. 



Berlin 1892. The Society. 



Bremen : Naturwissenschaftlicher Verein. Abhandlungen. Bd. 



XII. Heft 2. 8vo. Bremen 1892. The Society. 



Brussels : Academie Royale de Medecine de Belgique. Bulletin. 



Ser. 4. Tome V. No. 11. Tome VI. Nos. 13. 8vo. 



Bruxelles 1891-92 ; Memoires Couronnes et autres Memoires. 



Tome XI. Fasc. 34. Bruxelles 1892. The Academy. 



Academie Royale des Sciences. Bulletin. Ser. 3. Tome XXIII. 



Nos. 12. 8vo. Bruxelles 1892, The Academy. 



Cambridge, Mass. : Harvard College. Museum of Comparative 



Zoology. Bulletin. Vol. XXIII. No. 2. 8vo. Cambridge 



1892 ; Memoirs. Vol. XIV. No. 2. 4to. Cambridge 1892. 



The College. 



