TABLE OF CONTENTS. V 



Page 

 SoRBY, H. C, Esq. On Yedmandale, as illustrating the Excavation 



of some Valleys in the Eastern part of Yorkshire 328 



Stephen, G. M., Esq. On the Gems and Gold-crystals of the 



Australian Colonies 303 



Strachey, Captain Richard. On the Physical Geology of the 



Himalaya. [Abstract.] 249 



Trimmer, J., Esq. Additional Observations on the Occurrence of 



Pipes and Furrows in Calcareous and Non-Calcareous Strata. 



[Abstract.] 474 



. On Pipes and Furrows in Calcareous and Non- Calcareous 



Strata 231 



. On some Mammaliferous Deyjosits in the Valley of the Nene, 



near Peterborough 343 



. On the Superficial Deposits of the Isle of Wight 51 



Weston, C. H., Esq. Geological Notices of the Isle of Sheppey, 



and of its Outlier of Bagshot Sand 399 



Westwood, J. O., Esq. Contributions to Fossil Entomology. 



(With Plates.) 378 



Wilson, J. S., Esq. On the Gold Regions of California 308 



Woodward, S. P., Esq. On the Structure and Affinities of the 



Hippuritidaj. [Abstract.]. . 397 



Annual Report i 



Anniversary Address xix 



Donations to the Museum and Libraiy .......... vi, 57, 225, 335, 483 



