January i2tJi, J'pop.] PKOCEKDlNCiS. xiii 



lost its yellow pigment, and Ijecame hrillianti}' scarlet : while 

 under led light it became green. In both cases the animal at 

 starting was of a transparent and almost colourless appearance. 

 The value of this complementary colour production (which does 

 not appear to have been recognised in animals previously) upon 

 the problem of the colouration of ///)^//9/)'/^ was briefly'discussed. 



General Meeting, January 26th, 1909. 



I'rofessor H. B. Dixon, M.A., F.R.S., President, 



in the Chair. 



Mr. George Percy Varley, M.Sc. (Vic), and Mr. John 

 Henry Wolfenden, B.Sc. (Lond.), A.R.C.S. (Lend.), Assistant 

 Masters in the Municipal Secondary School, Manchester, 

 Mr. Sidney Russ, B.Sc. (Lond.), Demonstrator in Physics in 

 the University of Manchester, and Mr. H. E. Schmitz, M.A., 

 B.Sc, of the Manchester Grammar School, were elected ordinary 

 members of the Society. 



Ordinary Meeting, January 26th, 1909. 



Professor H. B. Dixon, M.A., F.R.S., President, 

 in the Chair. 



The thanks of the members were voted to the donors of the 

 books upon the tables. 



The President stated that on March 9th, the occasion of 

 the Wilde Lecture, the Lecturer, Dr. H. Brereton Baker, 

 F.R.S., would be entertained at a dinner in his honour at the 

 Midland Hotel, and the price of the tickets would be 7s. 6d., 

 not including wine, the same as last year. 



