834 INDEX. 



N 



New Zealand, Tertiary Coals of. By Dr W. Lauder Lindsay, 167. 

 New Zealand Lichens and Fungi. By Dr W. Lauder Lindsay, 407. 







Onomatopoeia in Language, on the Principle of. By Professor Blackie, 1. 



Parturition, on a Lower Limit to the Power exerted in the Function of. By Dr J. Matthews 



Duncan, 639. 

 Peat Mosses and Buried Forests of Scotland, and the Changes of Climate which they indicate. By 



James Geikie, 363. 

 Polarisation of the Atmosphere, additional Observations on the, made at St Andrews, 1841-45. 



By Sir David Brewster, 247. 

 Pygopterus Greenockii, Description of. By Dr Ramsay H. Traquair, 701. 

 Pyramid, Great, Notice of Recent Measures at the, and some Deductions flowing therefrom. By 



Professor C. Piazzi Smyth, 385. 



R 



Retina, on a New Property of the. By Sir David Brewster, 327. 



s 



Sang (Edward). On the Motion of a Heavy Body along the Circumference^of a Circle, 59. 



— On the Contact of the Loops of Epicycloidal Curves, 121. 



On the Third Co-ordinate Branch of the Higher Calculus, 515. 



■ On Functions with Recurring Derivatives, 523. 



Shell-Clay of Elie and Errol. By Rev. Thomas Brown, 617. 



Skene (W. F.). On the Celtic Topography of Scotland, and the Dialectic Differences indicated 

 by it, 207. 



Smith (Dr J. Alex.). Description of Calamoichthys, a new Genus of Ganoid Fish, from Old 

 Calabar, Western Africa, forming an addition to the family Polypterini, 457. 



Smyth (Professor Piazzi). Notice of Recent Measures at the Great Pyramid, and some Deduc- 

 tions flowing therefrom, 385. 



Soap-Bubble, Colours of the. By Sir David Brewster, 491. 



Sophists of the Fifth Century B.C. By Professor Blackie, 657. 



Sterility of Women, on some Laws of the. By Dr J. Matthews Duncan, 315. 



Storms of Wind in Europe, during October, November, and December 1863. By Alexander 

 Buchan, 191. 



Tatt (Professor). On the Law of Frequency of Error, 139. 



■ On the Application of Hamilton's Characteristic Function to Special Cases of Con- 

 straint, 147. 



Note on Formulae representing the Fecundity and Fertility of Women, 481. 



Talbot (H. Fox). Note on Confocal Conic Sections, 53. 

 ■ — Researches on Malfatti's Problem, 127- 



