CONTENTS. 
I. Further Inqidries as to the Structure, Development, and Function of the Liver. 
By C. Handfield Jones, M.D. Cantah., F.R.S., Assistant Physician to 
St. Marys Hospital 1 
II. On the Morphology of the Cephalous Mollusca, as illustrated hy the Anatomy 
of cet'tain Heteropoda and Pteropoda collected during the Voyage of H.M.S 
^‘Rattlesnake" in 1846-50. By Thomas Henry Huxley, F.R.S., Assistant 
Surgeon R.N. 29 
III. On Rubian and its Products of Decomposition. By Edward Schunck, 
F.R.S 67 
IV. Observations on the Structure and Development of Bone. By John Tomes, F.R.S. , 
Surgeon- Dentist to the Middlesex Hospital, awe? Campbell De Morgan, Surgeon 
to the Middlesex Hospital 109 
V. On the Periodic and Non-periodic V iriations of the Temperature at Toronto in 
Canada, from 1841 to 1852 inclusive. By Colonel Edward Sabine, o/ the 
Royal Artillery, Treas. and V.P.R.S 141 
VI. On Periodical Laws in the larger Magnetic Disturbances. By Captain C. W. 
Younghusband, Royal Artillery, F.R.S. 165 
