CONTENTS OF VOL. X. 



[SECOND SERIES.] 



NUMBER LV. 



rage 



I. On the Nervous System of Ommastrephes todarus. By Albany 

 Hancock, Esq. (With two Plates.) 1 



II. A few Notes on the Structure of the Belemnite. By Gideon 

 Algernon Mantell, Esq., LL.D., F.R.S., President of the West 

 London Medical Society, &c •• 14 



III. On a supposed new species of Eleocharis. By Charles C. 

 Babington, M.A., F.R.S. &c 19 



IV. On some of the rarer British Gasteropodous Mollusca. By 

 William Clark, Esq 22 



V. On the Skeleton of the Great Chimpanzee, Troglodytes gorilla. 



By S. Kneel'a^d, Juu., M.D., Boston, U.S.A 23 



VI. On some genera of the Icacinacece. By John Miers, Esq., 

 F.R.S., F.L.S 30 



VII. Notes on Chalcidites, and descriptions of various new species. 



By Francis Walker, F.L.S 45 



Proceedings of the Zoological Society; Royal Institution of Great 



Britain ; Botanical Society of Edkaburgh ; Linnsean Society... 49 — 68 



Ornithological Notes, by John Alexander Smith, M.D ; Corfiote Shells, 

 by Sylvanus Hanley, Esq. ; On Littorina palUata, by William 

 Thompson ; New Locality for Tulostoma mammosum, by Matthew 

 Moggridge; On the Preservation of the Fecundated Eggs of 

 Fishes, by M. Coste ; Postscript to Mr. Clark's Paper on Rare 

 *• British Mollusca ; Irish Mollusca, by William White Walpole ; On 

 the Sun Column as seen at Sandwick Manse, Orkney, in April 

 1852, by C. Clouston; Meteorological Observations and Table. 69 — 80 



