798 



Index. 



" Drag" of Trater upon M-ater, 282. 



Dublin Porter, albuminoid matters, alco- 

 hol and pbospbates, in, 109. 



Dynamics of a rigid body, Lagrange's 

 equations of motion to problems in 

 the, 213. 



Dynamics of a rigid body, plane repre- 

 sentation of certain problems in the, 

 428. 



Earthquakes, on localities marked by, 



503. 

 Eclipses, computation of occultations 



and, 183. 

 Elements, derelopment of the cyclic 



law of the chemical, 793. 

 Embryology of the mammalian muscu- 

 lar system, preliminary report on 



the, 501. 

 Entomology of certain districts in Ulster, 



report on the, 784. 

 Ethylammonium, distillation products of 



the saccharates of, 176. 

 Eurites, 338. 

 Experiments ■with slowrotation of 'vrater, 



table of, 61. 



Faulting of the Palamow coal-field dis- 

 trict, lines of, 310. 



Felstones of Silurian age, basic, 338. 



Flax plant, on the fibre of the, 460. 



Fleetwood, computation of tides at, 179. 



computation of tides at. 111. 



Flora of the Blasket Islands, report on 

 the, 368. 



Flora of Lambay Island, 670. 



Flora of the mountains of Mayo and 

 Galway, 694. 



Flora of the west of Lough Erne, 531. 



Foraminifera of Dublin and "Wicklow, 

 on recent, 545. 



Fossil mammals, repoil on the history 

 of Irish, 89. 



Galtee mountains, botany of the, 392. 

 Galway, flora of the mountains of, 694. 

 Gill, on soundings taken in Lough, 473. 

 Glaciation by sea ice, 50. 

 Glaciers, the Xew Zzealand, 642. 

 Grand Canal water, gaseous consti- 

 tuents of the, 79. 



Halos and anthelia, on, 403. 

 Hamilton' s principle of yarying action, 



proof of, 69. 

 nomographic screw systems, on, 435. 

 Homed men, further evidence as to the 



existence of, 771. 



HulUte, on, 161. 



HuOite microscopical appearances of, 



166. 

 Influence of the molecular condition of 

 fluids on their motion when in rota- 

 tion, and in contact with solids, 55. 

 Iodine and bromine, extraction of, from 



kelp, 152. 

 Irish fossil mammals, report on the his- 

 tory of, 89. 

 Irish fossil mammals : — 

 The Wild Horse, 90. 

 The Wild Hog, 90. 

 The Irish Elk, 91. 

 The Reindeer, 92. 

 The Mammoth, 93. 

 The Grisly Bear, 94. 

 The Wolf, 99. 

 Alpine Hare, 99. 



Jointing in rocks about Dublin Bay, 

 295. 



Jointing of rocks in relation to engi- 

 neering, on the, 568. 



Joints, on the morphology of, 781. 



Kelp, extraction of iodine and bromine 



from, 152. 

 Koala, premaxillo -frontal suture in the 



skull of the, 335. 



Lagrange's equations of motion to pro- 

 blems in dynamics of a rigid body, 

 note on the application of, 213. 



Lambay Island, flora of, 670. 



Lieviite, composition of, 52. 



Liverpool, observations of the tides at, 

 351. 



Lord Howe's Island, on the cranium of 

 a native of, 769. 



MacgiUicuddy's Eeeks, report on the 

 botany of the, 573. 



Magnetic oxide, formation of, by the 

 dissociation of ferrous salts, 70. 



Mallow spa, report on the solid and 

 gaseous constituents of the, 75. 



Mammalian muscular system^ prelimi- 

 nary report on the embryology of the, 

 501. 



Manuscripts on parchment, revival of, 

 64. 



Mathematical notes, 289. 



Mayo, flora of the mountains of, 694. 



Meteor of 6th April, 1877, notes on, 

 87. 



Men, further evidence as to the exist- 

 ence of homed, 771. 



