-V 



TABLE OF CONTENTS. 



PART I.— ORIGINAL COMMUNICATIONS. 



Page 



Anderson, Dr. G. On the Occurrence of a Bituminous Substance 



near Mountgerald. [Abstract.] 522 



Applegath, Capt. F. On the Geology of a Part of the Masulipatam 

 District. [Abridged.] 32 



Austin, C. E., Esq. Geological Notes on the Locality in Siberia 

 where Fossil Fish and Estherice have been found ; with a Note 

 on Estheria Middendorfii, by Prof. T. Rupert Jones, F.G.S. 

 [Abridged.] 71 



Bigsby, Dr. J. J. On the Cambrian and Huronian Formations .... 36 



Curley, T., Esq. On the Gravels and other Superficial Deposits of 

 Ludlow, Hereford, and Skip ton 175 



Darwin, C, Esq. On the Thickness of the Pampean Formation, near 



Buenos Ayres 68 



Davidson, T., Esq. On the Lower Carboniferous Brachiopoda of 

 Nova Scotia. (With 1 Plate.) 158 



Dawkins, W. B., Esq. On a Hysena-den at Wookey Hole, near 



Wells. No. II 260 



Dawson, Dr. J. W. Further Observations on the Devonian Plants 



of Maine, Gaspe, and New York. (With 3 Plates.) 458 



. Notice of a new Species of Dendrerpeton, and of the Dermal 



Coverings of certain Carboniferous Reptiles 469 



Day, E. C. H., Esq. On the Middle and Upper Lias of the Dorset- 

 shire Coast 278 



Duncan, Dr. P. M. On the Fossil Corals of the West Indian Islands. 



Part I. (With 4 Plates.) 406 



Fergusson, J., Esq. On recent Changes in the Delta of the Ganges. 



(With 1 Plate.) 321 



Fisher, The Rev. O. On the Brick-pit at Lexden, near Colchester ; 

 with Notes on the Coleoptera, by T. V. Wollaston, Esq., M.A., 

 F.L.S ........ ! 394 



Gordon, The Rev. Dr. G., and the Rev. J. M. Joass. On the Relations 

 of the Ross-shire Sandstones containing Reptilian Footprints ; 

 with an Introduction, by Sir R. I. Murchison, K.C.B., F.R.S., 

 F.G.S., &c. [Abstract.] 506 



