SCIENTIFIC PROCEEDINGS— continued. 



15. On the Mode of Occurrence and Origin of the Orbicular Granite of Mullagliderg, 



Co. Donegal. By Grenville A. J. Cole, m.e.i.a., f.g.s. (Plates IV-V.) 

 (October, 1916.) Is. 



16. An Abnormality in the Arterial System of the Eabbit. By Edmond J. 



Seeehy, a.e.c.sc.i. (December, 1916.) Qd. 



17. The Fatigue of Nickel and Iron Wires when subjected to the Influence 



of Transverse Alternating Magnetic Fields. By Wtlliam Beown, b.sc. 

 (January, 1917). 6d. 



18. The Chemistry of Foul Mud Deposits. By E. A. Letts, d.sc, &c, and 



Floeence W. Bea, b.sc. (January, 1917.) 6((. 



19. Award of the Boyle Medal to Peofessoe Henby Hoeatio Dixon, sc.d.. f.k.s., 



1916. (January, 1917). (id. 



20. The Change in Young's Modulus of Nickel with Magnetic Fields. By 



William Beown, b.sc. April, 1917. 6d. 



21. Further Observations on the Cause of the Common Dry-Bot of the Potato 



Tuber in the British Isles. By Geoege H. Pethybeidge. b.sc, ph.d., and 

 H. A. Laffeety. (Plates VI- VII.) (June, 1917.) Is. 6d. 



22. The Gymnosomatous Pteropoda of the Coasts of Ireland. By Anne L. Massy. 



(Plate VIII.) (July, 1917.) Is. 



23. Spermolithus Levonimis, gen. et sp. nov., and other Pteridosperms from the 



Upper Devonian Beds at Kiltorcan, Co. Kilkenny. By Thomas Johnson, 

 d.sc, f.l.s. (Plates IX-XIV.) (August, 1917.) Is. Gd. 



24. The Genus Taenitis, with some Notes on the remaining Taenitidinae. By 



Elizabeth J. Leonard, m.sc (Plate XV.) (February, 1918). Is. 



DUBLIN : PRINTED AT THE UNIVERSITY PRESS BY PONSONRY AND GIBBS. 



