Vol. 50.J PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 1 43 



March 21st, 1894. 

 Dr. Henry Woodward, F.R.S., President, in the Chair. 



The List of Donations to the Library was read. 



The President gave expression to the feelings of regret with 

 which the Society had received the announcement of the death of 

 Mr. William Pengelly, F.R.S., of Torquay. He had been a 

 Fellow since 1850, and had taken a leading part in the exploration 

 of Kent's Cavern and Brixham Cave. 



The following communications were read : — 



1. ' On the Origin of certain Novaculites and Quartzites.' By 

 Prank Rutley, Esq., F.G.S., Lecturer on Mineralogy in the Royal 

 College of Science, London. 



2. ' Note on the Occurrence of Perlitic Cracks in Quartz.' By 

 W. W. Watts, Esq., M.A., F.G.S. 



The following specimens were exhibited : — 



Specimens of Ptychoparia Kingi, Meek, from the Cambrian of 

 South-eastern Nevada, and Triarthrus Becki, Green, from the Lower 

 Silurian, near Rome, New York, U.S.A., exhibited by the President. 



Specimens and microscope-sections of Novaculites, etc., exhibited 

 by Prank Rutley, Esq., P.G.S., in illustration of his paper. 



Rock-specimens, microscopic sections, and photographs, exhibited 

 by W. W. Watts, Esq., M.A., F.G.S., in illustration of his paper. 

 These and other sections were shown on the screen by means of a 

 lantern and lantern-microscope which Messrs. P. Newton & Co. lent 

 and worked for the occasion. 



Microscope-sections of Carboniferous Chert showing Sponge- 

 spicules and Crystals of Calcite, exhibited by Dr. G. J. Hinde, 

 V.P.G.S. 



April 11th, 1894. 

 Dr. Henry Woodward, F.R.S., President, in the Chair. 



Charles William Andrews, Esq., B.A., B.Sc, 68 Edith Road, 

 West Kensington, W. ; and Charles William Pennell, Esq., West- 

 gate, Wakefield, were elected Pellows ; Prof. E. S. Dana, New 

 Haven, Conn., U.S.A., a Poreign Member; Prof. J. P. Iddings, 

 Chicago, U.S.A., and Prof. J. H. L. Vogt, Christiania, Foreign 

 Correspondents of the Society. 



