TABLE OF CONTENTS. 



Page 



Blake, Prof. J. F. On the Monian and Basal Cambrian Rocks of 



Shropshire. (Plate XVI.) 386 



BoNNEY, Prof. T. Gr. On the Crystalline Schists and their Relation 



to the Mesozoic Rocks in the Lepontine Alps 187 



BucKMAN, S. S., Esq. On the so-called " Upper-Lias Clay " of 



Down Cliffs 518 



CoiGNOU, Miss. On a new Species of Cyphaspis from the Carboni- 

 ferous Rocks of Yorkshire 421 



Cole, G. A. J., Esq., and J. W. Gregory, Esq. On the VarioHtic 



Rocks of Mont Genevre. (Plate XIII.) 295 



CoRPi, Mons. F. M. On the Catastrophe of Kantzorik, Armenia . . 32 



Davis, J. W., Esq. On a new Species of Coccodus [C. Lindstroemi). 



(Plate XXII.) m^ 



Dawson, Sir J. W. On Burrows and Tracks of Invertebrate Animals 



in Palaeozoic Rocks, and other Markings 595 



Gardiner, Miss M. I. Contact- Alteration near New Galloway. 



(Plate XXIII.) : . 569 



Hendy, J. C. B., Esq. On a " Wash-out " found in the Pleasley and 



Teversall Collieries 432 



HiNDE, Dr. G. J. On a new Genus of Siliceous Sponges from the 



Lower Calcareous Grit of Yorkshire. (Plate VI.) 54 



Irving, Dr. A. On the Plateau-gravels of East Berks and West 

 Surrey ; their Age, Composition, and Structure 55 



Jones, Prof. T. R. On some Devonian and Silurian Ostracodafroni 

 North America, France, and the Bosphorus. (Phites XX. & 

 XXI.) 534 



Jones, Prof. T. R. On some Palreozoic Ostracoda from North 



America, Russia, Wales, and Ireland. (Plates I.-IV.) j 



a 2 



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