MARCH 7th, 1919. 



Mr. Geo. F. Healey presented to the Society a number 

 of books, and also a cheque for £10, as an acknowledgment 

 of pleasure he has received at our meetings through a 

 number of years. 



Mr. Leonard read a communication from Mr. Albert 

 Mann (Corresponding Member) on the presence of Diatoms 

 in Snow from a storm at Madison, Wisconsin. 



Mr. Jos. Marples exhibited by means of lantern slides 

 methods of demonstrating Acoustic Curves. 



THE FOLLOWING WERE THE EXHIBITS— 



Vacated Ova of Vapourer Moth ... James Brown. 



Transverse section, Leaf of Holly ... Chas. F. Burne. 



• Pond Life Theodore Garnett. 



Arachnoidiscus Japonicus in situ on 



Coralline J. Gould. 



Chemical Affinity J. A. Henderson. 



Sphaerozoum Punctatum W. Larkin. 



Various Parasites Jas. D. Macphail. 



Shells recently sent by J. L. K. 

 Pedder, Esq., Bairbadoes ... ... do. 



Insect Structure... ... ... ... F. N. Pierce. 



Intestine of Serpent (injected) ... W. H. Read. 



Radiolaria J. T. Norman-Thomas. 



Insect Structure C. H. Hesketh-Walker. 



Insects, and detached portions ... Hy. T. White. 



And also a number of others. 



APRIL 4th, 1919. 



Mr. W. T. Haydon, F.L.S., delivered an address on 

 Reproduction in Pinus Sylvestris, with lantern illustrations. 



MEMBERS' EXHIBITS— 



Diatoms — Gomphonema Germinatum, 



with photos H. R. BOULTON. 



Fragment of Flustra foliacea ... James Brown. 



Fertile Spike of Selaginella A. CoOK. 



