PROCEEDINGS 



ROYAL IRISH ACADEMY. 



SCIENCE. 



Vol. III., Ser. II.] DECEMBEE, 1882. [No. 9. 



. . — d. _^ 



CONTENTS. 



PAGE 



LXXVII. — On a New and Expeditions Metliod for the Determination of 

 the Nitrites, under different Circumstances. By Edmuiv^d "W. 

 Davy, a.m., m.d., jm.e.i.a., Professor of Forensic Medicine, 



Royal College of Siirgeons, Ireland, &c., 563 



LXXVIII. — On the Jointing of Eocks in Eolation to Engineering, especially 

 the Tunnelling of the Strait of DoTer. By Phofessoe 



William King, d.sc, 568 



LXXIX. — Eeport upon the Botany of the MacgiUicuddy's Eeeks, Co. 



Kerry. By H. C. Hakt, -.573 



LXXX. — On the Equation of a Tangent Cone to a Uuadric, referred to 

 the Axes. By John C. Malet, Professor of Mathematics, 



Queen's College, Cork, 594 



LXXXI. — Eeport on the Clearing of Peaty "Waters. Part II. By Gekeaub 



A. KiNAHAN, 596 



LXXXII. — On the Effects of the Lunar and Solar Tides in Lengthening 

 the Duration of the Sidereal Day. By the Eev. Samoel 

 Haughton, M.D., Fellow of Trinity College, Dublin, . . . 605 

 LXXXIII. — On the Comparative efiects of two Metameric Bodies on the 

 Growth of Nicotiana longiflora. By J. EitLEESON Eetnolds, 

 M.D., E.E.S., Professor of Chemistry, University of Dublin, . 613 

 IXXXIY. — A New Determination of the Constant of Precession. By J. L. 



E. Deeyee, PH.D., 617 



LXXXV. — Multiple Eenal Arteries. By A. Macalistee, m.d., f.e.s., Pro- 

 fessor of Anatomy, University of Dublin, 624 



LXXXVI. — Muscular Anomalies, including those of the Diaphragm, and 

 Subdiaphragmatic Eegions of the Human Body. By J. F. 



Knott, e.e.c.s.i., 62^ 



LXXXyil. — Eeport on a Journey among the New Zealand Glaciers in 1882. 



By Eev. W. S. Geeen, m.a. (With Plate XVIII. ), . . 642 



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