[ Vi ] 
XXII. On the Temperature of Man within the Tropics. By John Davy, M.D., F.R.S., 
L. Sf E., Inspector-General of Army Hospitals 43/ 
XXIII. On the Oils produced by the Action of Sulphuric Acid upon various Classes 
of Vegetables. By John Stenhouse, Esq., Ph.D., F.R.S 467 
XXIV. On the Development and Homologies of the Molar Teeth of the Wart-Hogs 
(Phacochoerus), with Illustrations of a System of Notation for the Teeth in the 
Class Mammalia. By Professor Owen, F.R.S. 8^c 481 
XXV. Observations on the Nehulce. By The Earl of Rosse, Pres. R.S. 8^c. 8^c. 499 
XXVI. On the Structure and Use of the Ligamentum Rotundum Uteri, with some 
observations upon the change which takes place in the Structure of the Uterus 
during Utero-gestation. By G. Rainey, M.R.C.S., Demonstrator of Anatomy 
at St. Thomas’s Hospital. Communicated by Joseph Henry Green, Esq., 
F.R.S 515 
XXVII. On the Communications between the Cavity of the Tympanum and the Palate 
in the Crocodilia {Gavials, Alligators and Crocodiles). By Professor Owen, 
F.R.S. 8fc 521 
XXVIII. On the Structure of the Dental Tissues of the Order Rodentia. By John 
Tomes, Surgeon-Dentist to the Middlesex Hospital. Communicated by Wil- 
liam Bowman, Esq., F.R.S 529 
XXIX. Sequel to a paper on the Reduction of the Thermometrical Observations made 
at the Apartments of the Royal Society. By James Glaisher, Esq., F.R.S., of 
the Royal Observatory, Greenwich 569 
XXX. On the Dynamical Stability and on the Oscillations of Floating Bodies. By 
the Rev. Henry Moseley, M.A., F.R.S., Corresponding Member of the Institute 
of France 609 
XXXI. Electro- Physiological Researches. On Induced Contraction. — Ninth Series. 
By Signor Carlo Matteucci, Professor in the University of Pisa, Sfc. Sfc. 
Communicated by W. R. Grove, Esq., F.R.S 645 
XXXII. Contributions to the Chemistry of the Urine . — Paper IV. On the so-called 
Chylous Urine. By Henry Bence Jones, M.D., M.A. Cantab., F.R.S., Phy- 
sician to St. George's Hospital 651 
XXXIII. Contributions to the Chemistry of the Urine . — Paper III. Part IV. On the 
V ariations of the Sulphates and Phosphates in Disease. By Henry Bence 
Jones, M.D., M.A. Cantab., F.R.S., Physician to St. George' s Hospital . 661 
XXXIV. Second Appendix to a paper on the Variations of the Acidity of the Urine in 
