Duller/lies and Molha. 13 



portions of the leaf enrich the soil so as to renew its powers of 

 affording nourishment, and so preventing the tree from exhausting 

 the soil, iind dying for want of nourishment by a suicidal death. 



January 25th, 1866. 



Thk Third Meeting of this Society was held at the house of the 

 Itev. B. F. Westcott. 



The minutes of the last meeting having been read, R. T. David- 

 son and A. J. Evans were elected members of the Society, and Mr, 

 F. VV. Longman was elected honorary member. 



The exhibitions were : — 



An Emu's tail. 



Two specimens of the Draco Volans of South Africa. 



By the President. 

 A slab of Dudley Limestone with a Trilobite's eye. 

 A slab of Purbcck Stone with Cyprides. 

 Polarized specimens of the Stomata of Deutzia and Equisetum 



By Rev. B. F. Westcott. 

 Lyca;na Dispar (large Copper Buttci-fly), from the last generation of that 

 species peculiar to England, now extinct. 



By W. J. Bull, Esq. 

 A collection of Butterflies . . . . . . By C. H. Pkior. 



A specimen of Lapis Lydius . . . . . . By C. L. Tupfer. 



Ten varieties of the Black-cap's eggs . . , . By W. Jekyll. 



A Moth's antennae and a Foraminifer under a microscope. 



By T. G. Rooper. 



The Society then passed a vote of thanks to G. F. Harris, Esq., 

 for the handsome present of an aneroid barometer, to be kept in 

 the Vaughan Library. The observations were kindly undertaken 

 by W. Jekyll. 



The following paper was then read by C. H. Prior, on the 

 "Distinctions between Moths and Butterflies." 



