Proceedings and List of Papers read. 



438 



Sir J. B. Lawes, F.E.S., and Sir J. H. Gilbert, F.R.S. Agricultural, 

 Botanical, and Chemical Results of Experiments on the Mixed 

 Herbage of Permanent Grass-land, conducted for many Years in 

 succession on the same Land. Part III. — The Chemical Results. 



Dr. Wallis Budge. On the Orientation of the Temples and Pyramids 

 in the Sudan. Communicated by Sir Norman Lockyer, F.R.S. 



Dr. H. M. Vernon. The Effect of Staleness of the Sexual Cells on the 

 Development of Echinoids. 



W. Edmunds. Effects of Thyroid-Feeding on Monkeys. 



Sir W. Thiselton-Dyer, F.R.S. On the Influence of the Temperature 

 of Liquid Hydrogen on the Germinative Power of Seeds. 



The following Papers were read : — 



I. " Note on the Electromotive Force of the Organ Shock, and on 

 the Electrical Resistance of the Organ, in Malapterurus elec- 

 trims" By Professor F. Gotch, F.R.S., and G. J. Burch. 



II. " On the Formation of the Pelvic Plexus, with especial Reference 



to the Nervus Collector, in the Genus Mustelus" By R. C. 

 Punnett. Communicated by Dr. Gadow, F.R.S. 



III. " On the Least Potential Difference required to produce Discharge 



through various Gases." By the Hon. R. J. Strutt. Com- 

 municated by Lord Rayleigh, F.R.S. 



IV. " Mathematical Contributions to the Theory of Evolution. VII. — 



On certain Formulae in the Theory of Correlation, and their 

 Application to the Inheritance of Characters not capable of 

 Quantitative Measurement." By Professor Karl Pearson, 

 F.R.S. 



V. " On the Propagation of Earthquake Motion to Great Distances." 

 By R. D. Oldham. Communicated by Sir R. S. Ball, F.R.S. 



VI. "An Experimental Research on some Standards of Light." By 

 J. E. Petavel. Communicated by Lord Rayleigh, F.R.S. 



2 K 2 



