REPORTS, ETC. INDEX OP SUBJECTS, 



83 



Transcendentals, algebraical, R. L. Ellis on, 

 . 1846, 34, 



Transformations of a series of factorial 

 exponentials, Q-. Plaar on certain, 1857, 



Transit and zenith distances, on instruments 

 for measuring, 1832, 133, 



Translation and publication of foreign sci- 

 entific memoirs, reports on, 1840, 446; 

 1841, 328; 1842, 210; 1843, 129. 



Trap rocks of Dukhun, Col. Sykes on the 

 structure and mineral composition of, 

 1837, 219, 227, 230, 



Travagini (F,) on earthquakes, 1850, 12, 



Trees of India, 1837, 245, 255; 1851, 97. 



, on their effect on the climate and pro- 

 ductiveness of a country, 1851, 100, 



Trematoda, British, 1860, 229, 



-. , Irish, 1843, 277. 



Tretosternon punctatum, Prof. Owen on, 

 1841, 165, 



Trevitheck's water-pressure engine, 1848, 

 14. 



Triassic system, Prof. Agassiz on the British 

 fossil fishes of the, 1843, 199, 



Tridacnaceaa, Dr. Carpenter on the micro- 

 scopic structure of the shells of, 1847, 

 loa 



Trifolium pratense and T, medium. Prof, 

 Buckman on the growth of, 1857, 209. 



Triglidas of the China and Japan seas, Sir 

 J. fiichard>5on on the, 1845, 213, 320, 



Trigonace^e, Dr. Carpenter on the micro- 

 scopic structure of tlie shells of, 1847, 

 100, 



Trigonella foenum-grsecum. Prof. Buckman 

 on the growth of, 1859, 28. 



Trigonometry, Rev, Dr. Peacock on the pro- 

 gress of the science of, 1833, 288, 



of the parabola. Rev. Dr. Booth oa 



the, 1856, 68. 



Trimorphous bodies, Prof. Johnston on, 

 1837, 197. 



Trionychidae of North America, 1836, 200, 



Trionvx, fossil, British, Prof. Owen on, 

 1841, 168. 



Tritoniadae, J. Alder and A. Hancock on 

 the British species of, 1844, 25, 26. 



of the JSgeanSea, 1843, 133; Irish, 



1843, 250 ; West coast of North America, 

 1856, 312; British, 1850, 241; 1860, 

 220. 



Trochidge of the ^Egean Sea, Prof. E, Forbes 

 on the, 1843, 138, 189. 



-, Irish, W. Thompson on the, 1843, 



256. 



Trochilidae of North America, Sir J. Rich- 

 ardson on the, 1836, 178, 194. 



Trochus, Dr. Carpenter on the structure of 

 the shell of, 1847, 116. 



Trogonidee of America, Sir J. Richardson 

 on the, 1836, 180. 



Tropical forests, report on the probable 

 effects of the destruction of, 1851, 78. 



Troughton's mural circle, 1831-32, 132. 



Trygonidse [Trygonisidic] of the China and 



Japan seas, Sir J. Richardson on the, 

 1845, 197, 317, 



Tubes, cylindrical, W. Fairbairn on the re- 

 sistance of, to collapse, 1857, X15, 



TubicoljB, Irish, 1843, 263 ; British, 1850, 

 205; 1860, 221, 22a; North-east Atlan- 

 tic, &c, 1856, 102. 



, Dr. Carpenter on the microscopic 



structure of the shells of, 1847, 106. 



Tubuliporidae, British, 1860, 231, 



Tumali languages, 1847, 198, 



Tunicata, Rev. L. Jenyns on the, 1834, 224. 



of the ^gean Sea, Prof. E. Forbes 



on the, 1843, 146, 



of Ireland, W. Thompson on the, 



1843, 264; 1852, 292, 



ofStrangford Lough, 1857, 105, 11 1. 



, British, list of, compiled by R. M 'An- 

 drew, 1860, 222. 

 , list of, for local museums, 1855, 



117, 

 Turbine or horizontal water-wheei of France 



and 0-ermany, J. Glynn on the, 1847, 



147, 



, Prof. J, Thomson on the, 1852, 317. 



Turbinidae, JEgean, 1843, 136 ; of Ireland, 



W. Thompson on the, 1843, 254; 1852, 



292. 

 Turbo, Dr. Carpenter on the structure of 



the shell of, 1847, 116, 133. 

 Turnips, experiments on the growth o£i 



1859, 34, 38. 



Turnip -seed adulterated with Indian rape- 

 seed, 1859, 27, 



Turpentine, oil of, analysed, 1831-32, 512. 



Turritella of thcTEgean Sea, 1843, 137, 189; 

 Irisli, 1843,255; British, 1850, 201,224; 



1860, Z19 ; South European, 1850, 266; 

 North-east Atlantic, 1856, 124; West 

 coast of North America, 1856, 325, 



Typhid^e, C. Spence Bate on the, 1855, 59, 

 Typical objects in natural history, report 

 on, 1855, io8; 1856, 461, 



Ugro-Tartarian languages, 1847, 244, 

 Ultramarine, artificial, Prof. Johnston on, 



1831-32, 474, 

 Unduiatory theory of light, 1831-32, 310, 



317; 1834, 295. 

 Unguiculata, fossil, British, Prof. Owen on. 



the, 1842, 54. 

 Ungulata, fossil, British, Prof. Owen on 



the, 1843, 208. 

 Unio, Dr. Carpenter on the microscopic 



structure of the shells of, 1844, 21 ; 1847, 



Unio'nidae', Irish, 1843, 261 ; of the West 



coast of North America, 1856, 248, 309. 

 Uralite of Arendal in Norway, Prof. Forcli- 



hammer on, 1844, 165. 

 Uranoscopidae of the China and Japan seas, 



Sir J. Richardson on the, 1845, 211. 

 Urasteridag, oolitic, 1856, 402. 

 Urea, artificial formation of, 1831-32, 524 ; 



cyan urate of, 524. 

 Uric acid, analysis of, 1831-32, 524, 

 g2 



