*¥ 
INDEX. 
Levelling operations of the Great Trigo- 
nometrical Survey of India, account of 
the, by Major A. W. Baird, 1123. 
Levi (Prof. L.) on the alleged depression 
of trade, 1155. 
Lewis (A. L.) on three stone circles in 
Cumberland, with some further observa- 
tions on the relation of stone circles to 
adjacent hills and outlying stones, 1220. 
Lewis (Prof. H. C.), the direction of gla- 
ciation as ascertained by the form of 
the strie, 1019; some examples of 
pressure-fluxion in Pennsylvania, 1029. 
Life, the preservation and prolongation 
of, to 100 years, by Dr. P. Smith, 1079. 
Light, white, standards of, report on, 61. 
Liveing (Prof. G. D.) on wave-length 
tables of the spectra of the elements 
and compounds, 288; *on kinetic 
theories, 904. 
Localisation of function in the cortex of 
the brain, the evidence of comparative 
anatomy with regard to, by A. Hill, 
1054. 
Lochaber, the parallel roads of, by J. 
Melvin, 1035. 
Lockyer (J. N.) on the proposed publica- 
tion by the Meteorological Society of 
the Mauritius of daily synoptic charts 
of the Indian Ocean from the year 
1861, 60; on wave-length tables of the 
spectra of the elements and com- 
pounds, 288. : 
Lodge (Dr. O. J.) on standards for use in 
electrical measurements, 31; on electro- 
lysis, 723. 
Loew (Dr. 0.) on a chemical difference 
between living and dead protoplasm, 
1075. 
London basin, W. Whitaker on deep 
borings:at Chatham, a contribution to 
the deep-seated geology of the, 1041. 
Lowe (E. J.), second report of the Com- 
mittee for co-operating with, in his 
project of establishing a meteorological 
observatory near Chepstow, 64; on the 
influence of impregnation on a plant, 
1081 ; on the impregnation of composite 
flowers, 1082. 
Lower Old Red Conglomerate, the occur- 
rence of, in the promontory of the 
Fanad, North Donegal, Prof. E. Hull 
on, 1016. . 
Lubbock (Sir J.) on the teaching of 
science in elementary schools, 692; on 
patent legislation, 695; *recent observa- 
tions on the habits and instincts of ants 
and bees, 1056 ; note on the intelligence 
of the dog, 1089. ; 
Lyte (F. M.) on the use of sodium or 
other soluble aluminates for softening 
and purifying hard and impure water 
and deodorising and precipitating sew- 
age, waste waterfrom factories, &c.,984. 
1245 
Macadam (W. I.) on certain diatomaceous 
deposits (diatomite) from the peat of 
Aberdeenshire, 1017, 
*___ and _T. Wallace, description of a 
new mineral from Loch Bhruithaich, 
Inverness-shire, 977. 
MacAlister (Prof. A.) *on the morphology 
of the human arterial system, 1068 ; 
*exhibition of the skeleton of a strand- 
louper from South Africa, 1228. 
Macfarlane (Dr. J. M.) *on the division 
and conjugation of spirogyra, 1088; 
*on a microscopic fungus in fossil wood 
from Bowling, 2b. ; on a new method of 
preparing the epidermal tissues of 
pitcher plants, id. 
MacGregor (Prof. J. G.) on promoting 
tidal observations in Canada, 33. 
McGregor-Robertson (J.) on the direct 
action of anzesthetics on the frog heart, 
1057 ; on the action of atropine on the 
secretion of the kidney: its evidence 
as to the mechanism of the secretion, 
1075. 
McIntosh (Prof.) on the establishment of 
a marine biological station at Granton, 
Scotland, 474; Address by, to the Bio- 
logical Section, 1043 ; on the structure 
and arrangements of the St. Andrews 
marine laboratory, 1071; remarks on 
the work at the St. Andrews marine 
laboratory during nine months, ib. ; on 
certain processes formed by Cerapus on 
Tubularia indivisa, 1072; on a new 
British staurocephalus, 1073; on cer- 
tain remarkable structures resembling 
ova from deep water, id.; on the ova of 
Callionymus lyra, L. (the skulpin), id. 
McKendrick (Prof. J. G.) on the establish- 
ment of a marine biological station at 
Granton, Scotland, 474 ; *on the action 
of cold on microphytes, 1058. 
Mackenzie (C.), Brazil, 1105. 
Mackenzie (J.) on the flora of Elgin, 
1087. 
Mackintosh (D.) on the erratic blocks of 
England, Wales, and Ireland, 322. 
Maclagan (Gen. R.), the rivers of the 
Punjab, 1129. 
Macmillan (J.) on the occurrence of fungi 
in the roots of orchids, 1083. 
Macromolecules (molecules of matter in 
the crystalline state as distinct from 
the chemical molecule), and determina- 
tions of some of them, Dr. G. J. Stoney 
on, 988. 
Macrory (Mr.) on patent legislation, 
695. 
McWilliam (Dr. J. A.) on the striated 
muscles in the gills of fishes, 1077; on 
the structure of the intestine in the 
hedgehog and the mole, 1078. 
Magnetic double circular refraction, Dr. 
De W. B. Brace on, 931. 
