Royal Btillin Society from 1877 to 1898 inclusive. 
21 
Hydrocorallinae collected in Torres 
Straits.—Hickson, S. J. Proc. yii., 
1891-92, pp. 496-510. 
Hydroida and Polyzoa, Suryey of Fish¬ 
ing Grounds, West Coast of Ireland, 
1890-91.—Duerden, J. E. Proc. 
VIII., 1893-98, pp. 325-336. 
Hydroida and Polyzoa [Torres Straits.] 
Kirkpatrick, K. Proc. vi., 1888-90, 
pp. 603-626. 
Hydroids of the Irish Coast.—Duerden, 
J. E. Proc. yiii., 1893-98, pp. 405- 
420. 
Hydrometer, an improved Form of.— 
O’Toole, H. Proc. vm., 1893-98, 
pp. 753-755. 
Hydrostatic Balance.—Joly, J. Proc. 
V. , 1886-87, pp. 347-354. 
Hyland, J. Shearson.—On the Mesolite 
(Galactite) of Kenhane Head, County 
Antrim. Proc. vi., 1888-90, pp. 411— 
419. 
- On some Epi-Diorites of Korth- 
West Ireland. Proc. vi., 1888-90, pp. 
405-410. 
-On some Specimens from Wady- 
Halfa, Upper Egypt. [“Hammer- 
stones,” “ Scrapers,” &c.] Proc. vi., 
1888-90, pp. 438-447. 
-On some Spherulitic Eocks from 
County Down. Proc. vi., 1888-90, 
pp. 420-437. 
Ice-Flow in the North of Ireland; 
Directions of.—Kilroe, J. E. Proc. 
VI. , 1888-90, pp. 259-262. 
Idiot; Brain of the Microcephalic.— 
Cunningham, D. J., and Smith, Tel¬ 
ford Telford. Trans, v., 1893—96, 
pp. 287—352. 
Igneous Eocks of Eoundwood, County 
Wicklow.—Sollas, W. J. Proc. 
VIII., 1893-98, pp. 94-115. 
Image-finder, the Automatic.—Bodkin, 
Eichard C. Proc. viii., 1893-98, 
pp. 281—287. 
India; Coal Fields and Coal Produc¬ 
tions of.—Ball, V. Proc. ii., 1878— 
80, pp. 496-523. 
India; A Geologist’s Contribution to 
the History of Ancient.—Ball, V. 
Proc. IV., 1883—85, pp. 69-116. 
India; Gold-Bearing Eocks of Southern. 
—Ball, V. Proc. iv., 1883—85, pp. 
33-38. 
India ; Mode of Occurrence and Distri¬ 
bution of Diamonds in.—Ball, V. 
Proc. ii., 1878—80, pp. 551-589. 
India ; Mode of Occurrence and Distri¬ 
bution of Gold in.—Ball, V. Proc. 
II., 1878-80, pp. 524—546. 
Inertia; Experimental Method of De¬ 
termining Moments of.—Stoney, G. 
Johnstone. Proc. v., 1886-87, pp. 
335-338. 
Insects; Vision of.— Stoney, G. John¬ 
stone. Proc. VIII., 1893-98, pp. 
228-243. 
Inter-glacial Epochs in the Northern 
Hemisphere.—Fielden, H. W. Proc. 
II-, 1878-80, pp. 42-44. 
Ireland ; Distribution of Drift in, in its 
Eelation to Agriculture.—Kilroe, J. 
E. Proc. VIII., 1893-98, pp. 421- 
431. 
Ireland, Eotifera of.—Glascott, L. S. 
Proc. VIII., 1893-98, pp. 29-86. 
Ireland; Survey of Fishing Grounds, 
West Coast of, 1890-91, Hydroida 
and Polyzoa.—Duerden, J. E. Proc. 
VIII., 1893-98, pp. 325-336. 
Irish Coast; Hydroids of the.—Duerden, 
J. E. Proc. VIII., 1893-98, pp. 405— 
420. 
Iron ; Effect of Cold upon the Strength 
of.—Moss, Edward L. Proc. ii., 
1878-80, pp. 117-120. 
Iron Ore Measures, Tertiary, Glenariff 
Valley, County Antrim. — Argali, 
Philip. Proc. iii., 1881-83, pp. 
151-164. 
Iron Ores ; Irish Crystalline.—Kinahan, 
G. H. Proc. IV., 1883-85, pp. 306— 
317. 
Iron; Oxidation of, in the Presence of 
Vartry Water.—Moss, Eichard J. 
Proc. n., 1878-80, pp. 147-150. 
Isothermal Transformation; Continuity 
of, from the Liquid to the Gaseous 
State.—Preston, T. Trans, ti., 
1896-98, pp. 119-126. 
