XCVi PROCEEDINGS OF THE GEOLOGICAL SOCIETY. [Aug. I9OO 



The following communications were read : — 



1. ' On the Skeleton of a Theriodont Reptile from the Baviaans 

 River (Cape Colony).' By Prof. H. G. Seeley, F.R.S., F.L.S., 

 V.P.G.S. 



2. ' Fossils in the Oxford University Museum. — IV : Notes on 

 some Undescribed Trilobites.' By H. H. Thomas, Esq., B.A., F.G.S. 



3. 'On Radiolaria from the Upper Chalk at Coulsdon (Surrey).' 

 By W. Murton Holmes, Esq. (Communicated by W. Whitaker, 

 Esq., B.A., F.R.S., F.G.S.) 



The following specimens, photographs, and maps were exhibited : — 



Casts of Reptilia, exhibited by Prof. H. G. Seeley, F.R.S., F.L.S., 

 V.P.G.S., in illustration of his paper. 



Specimens, Drawings, and Lantern-slides of Trilobites from the 

 Oxford University Museum, exhibited by H. H. Thomas, Esq., B.A., 

 F.G.S., in illustration of his paper. 



Specimens from the Upper Chalk at Coulsdon (Surrey), exhibited 

 by W. Murton Holmes, Esq., in illustration of his paper. 



Eoliths from the fflejrfias-meridionalis bed, Dewlish (Dorset), and 

 from the Southern Drift, Alderbury (Wilts), found by Dr. H. P. 

 Blackmore, exhibited by the Rev. R. Ashington Bullen, B.A., F.G.S. 



Graptolites from Bedruthan (Cornwall), exhibited by Upfield 

 Green, Esq., F.G.S. 



Photographs illustrating the Structure of Eastern Sinai, exhibited 

 by Dr. W. F. Hume, F.G.S. 



Sheets 37 & 38 (new edition) of the Geological Survey of Ireland 

 1-inch Map, presented by the Director-General of H.M. Geological 

 Survey. 



Sheets 2 & 10 (new edition) of the Geological Survey Map of 

 Spain, presented by the Geological Commission of that kingdom. 



