1 86 PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 



The Peesident announced that a bust of the late Sir Charles 

 Lyell had been presented to the Society by Mrs. Katherine Lyell, 

 through the intermediary of Prof. J. W. Judd, F.E.S., V.P.G.S. 



The following communications were read : — 



1. "On the so-called ' Gneiss' of Carboniferous age at Guttannen 

 (Canton Berne, Switzerland)." By Prof. T. G. Bonney, D.Sc, 

 LL.D., F.E.S., Y.P.G.S. 



2. " On the Lithophyses in the Obsidian of the Erocche E-osse, 

 Lipari." By Prof. Grenville A. J. Cole, F.G.S., and Gerard 

 W. Butler, Esq., B.A., F.G.S. 



The following specimens were exhibited : — 



Eock-specimens and microscopic sections, exhibited by Prof. T. G. 

 Bonney, D.Sc, LL.D., F.E.S., V.P.G.S., in illustration of his paper. 



Eock-specimens and microscopic sections, exhibited by Prof. G. A. 

 J. Cole, F.G.S., and G. W. Butler, Esq., B.A., F.G.S., in iUustration 

 of their paper. 



Specimen of precious Opal from Queensland, exhibited by the 

 President. 



May 25th, 1892. 

 W. H. Hudleston, Esq., M.A., F.E.S., President, in the Chair. 



The Eev. John Edward Shephard, Mountford Lodge, Barnsbury 

 Square, N., was elected a Fellow of the Society. 



The List of Donations to the Library was read. 



The following communications were read : — 



1. "On Delphinognathus conocephalus (Seeley) from the Middle 

 Karoo Beds, Cape Colony, preserved in the South-African Museum, 

 Capetown." By Prof. H. G. Seeley, F.E.S., F.G.S. 



2. "On Further Evidence of Endothiodon hathy stoma (Owen) 

 from Oude Kloof, in the Nieuwveldt Mountains, Cape Colony." By 

 Prof. H. G. Seeley, F.E.S., F.G.S. 



3. "On the Discovery of Mammoth and other Eemains in 

 Endsleigh Street, and on Sections exposed in Endsleigh Gardens, 

 Gordon Street, Gordon Square, and Tavistock Square, London." 

 By Henry Hicks, M.D., F.E.S., Sec. G.S. 



4. "The Morphology of Stephanoceras zigzag J^ By S. S. 

 Buckman, Esq., F.G.S. 



