180 Proceedings of the Wernerian Natural History Society. 
before the Society, on the 17th of May 1819. The paper was 
divided into three heads : 
1. On the Structure of the Human Crystalline Lens. 
2. On the changes produced upon the Human Crystalline by age. 
3. On some remarkable affections of the Retina. 
On the same evening, a paper by Edward Grimes, Esq. R. t N. 
was read, entitled, “ Observations on the Flints of Warwickshire” 
Mr Thomas Allan presented to the Museum of the Society, the 
specimens which illustrated the paper. 
At this meeting, the following gentlemen were elected Ordi- 
nary Members : 
Dr Shortt, Edinburgh. 
Dr Wallich, Superintendent of the Botanical Garden, Calcutta. 
Robert Abercrombie, Esq. of Birkenbog. 
Art. XXIX. — Proceedings of the Wernerian Natural History 
1822, Nov. 16. _t* rofessor Jameson communicated to the 
Society Mr Trevelyan’s account of the geognosy of the coast of 
Northumberland near Bamborough. He also read extracts of 
a letter from Dr Oudney, leader of the African exploratory ex- 
pedition, dated at Morzouk in June last. 
Dr Hibbert then read an account of the natural expedients 
resorted to by a boy in Cheshire, for supplying the want which 
he has sustained since birth of his fore-arms and hands. 
At the same meeting the Secretary communicated a list of 
birds observed in the Zetland Islands by Mr Laurence Ed- 
mondston, in addition to those recorded by authors. Also a trea- 
tise on the Melastomaceae, including descriptions of eleven new ge- 
nera, by Mr David Don, curator of the Lambertian Herbarium. 
And he likewise read two communications from Lord Gray, now 
in Italy, containing notices of the experiments of the Chevalier 
Morosi of Milan, on the excitation of heat by friction, and on an 
effectual mode of soldering broken pieces of cast-iron. 
Nov. 80.-— The Secretary read a paper by the Reverend 
George Young of Whitby, on the mode in which the remains 
of quadrupeds may have been brought together in the celebra- 
ted Kirkdale Cavern, Yorkshire, and confuting the hypothesis 
of its having been a den of hyaenas. 
Society. 
