TABLE OF CONTENTS. v 



Page 



Judd, Prof. J. W. The Secondary Rocks of Scotland. Third 

 Paper. The Strata of the Western Coast and Islands. With 

 a Note on the Foraminifera and other Organisms in the Chalk 

 of the Hebrides, by Prof. T. Rupert Jones. (Plate XXXI.) . . 660 



Keeping, Walter, Esq. On Pelanechinus, a new Genus of Sea- 

 urchins from the Coral Rag. (Plate XXXIV.) 924 



Lapworth, C., Esq. The Moffat Series. (Plates XI.-XIII.) .... 240 



Marr, J. E., Esq. On some well-defined Life-zones in the Lower 



Part of the Silurian (Sedgwick) of the Lake-district 871 



Maw, G., Esq., F.L.S. On an Unconformable Break at the Base of 



the Cambrian Rocks near Llanberris 764 



Moore, Charles, Esq. Notes on the Palaeontology and some of 



the Physical Conditions of the Meux-well Deposits 914 



Newton, E. T., Esq. Notes on a Crocodilian Jaw from the Coral- 



lian Rocks of Weymouth. (Plate XVI.) 398 



. Description of a new Fish from the Lower Chalk of Dover. 



(Plate XIX.) 439 



. Remarks on Saurocephalus, and on the Species which have 



been referred to that Genus , 784 



Owen, Prof. R., C.B. On Argillornis longipennis, Ow., a large Bird 



of Flight, from the Eocene Clay of Sheppey. (Plate VI.) ... . 124 



On the Influence of the Advent of a higher Form of Life 



in modifying the Structure of an older and lower Form 421 



— . On the Affinities of the Mosasauridce, Gervais, as exempli- 

 fied in the Bony Structure of the Fore Fin 748 



Peach, C. W., Esq. On the Circinate Vernation, Fructification, and 

 Varieties of Sphenopteris affinis, and on Staphylopteris (?) Peachii 

 of Etheridge and Balfour, a Genus of Plants new to British 

 Rocks. (Plates VII. & VIII.) 131 



Phillips, J. A., Esq. On the so-called " Greenstones " of Central 



and Eastern Cornwall, (Plates XX.-XXII.) 471 



Prestwich, Prof. J. On the Section of Messrs. Meux & Co.'s 

 Artesian Well in the Tottenham- Court Road, with Notices of 

 the Well at Crossness, and of another at Shoreham, Kent ; and 

 on the probable Range of the Lower Greensand and Palaeozoic 

 Rocks under London 902 



Ramsay, Prof. A. C, LL.D., and James Geikie, Esq., LL.D. On 



the Geology of Gibraltar. (Plate XXIII.) 505 



Reade, T. M., Esq. The Submarine Forest at the Alt Mouth 447 



>. On a Section through Glazebrook Moss, Lancashire 808 



Seeley, Prof. H. G. On new Species of Procolophon from the Cape 

 Colony preserved in Dr. Grierson's Museum, Thornhill, Dum- 

 friesshire ; with some Remarks on the Affinities of the Genus. 

 (Plate XXXII.) 795 



