522 



Lang (W. H.) Preliminary Statement on the Prothalli of OpTiioglossum pendulum 

 (L.), HehninthostacJiys zeylanica (Hook.), and Psilotum, sp., 405. 



Lepidocarpon, genus of Lycopodiaceous cones from carboniferous formation (Scott), 

 117. 



Leptodora hyalina, development of free-swimming nauplius of (Warren), 210. 

 Liquid, motion of elastic solid in (Chree), 235. 



Liveing (Gr. D.) and Dewar (J.) On the Separation of the Least Volatile G-ases of 

 Atmospheric Air, and their Spectra, 389. 



Lockyer (Sir IS".) Total Eclipse of the Sun, January 22, 1898. Observations at 

 Viziadrug. Part IV. The Prismatic Cameras, 6 ; The New Star in Perseus 

 — Preliminary Note, 119 ; Further Observations on Nova Persei, 142 ; Further 

 Observations on Nova Persei, No. 2, 230 ; Further Observations on Nova 

 Persei, No. 3, 399 ; Total Eclipse of the Sun, May 28, 1900 : Account of the 

 Observations made at Santa Pola, Spain, 404. 



and Baxandall (F. E.) On the Enhanced Lines in the Spectrum of the 



Chromosphere, 178 ; on the Arc Spectrum of Vanadium, 189. 



Lockyer (W. J. S.) The Solar Activity, 1833-1900, 285. 



Logical class-frequencies, consistence of, and its geometrical representation 

 (Yule), 118. 



Lotus arabicus, poison of (Dunstan and Henry), 374. 



Love (A. E. H.) The Integration of the Equations of Propagation of Electric 

 Waves, 19. 



Macdonald (H. M.) elected, 326. 

 MacGregor (J. Gr.) admitted, 262. 



Magnetic hysteresis, measurement of (Searle and Bedford) , 348. 



Magnetism in iron, growth of, under alternating magnetic force (Wilson), 218. 



Mallock (A.) Vibrations of Eifle Barrels, 327. 



Manometer, a new (Bayleigh), 92. 



Mansergh (J.) elected, 326; admitted, 360. 



Marshall (F. H. A.) Preliminary Communication on the (Estrous Cycle and the 



Formation of the Corpus Luteum in the Sheep, 135. 

 Martin (C. J.) elected, 326. 



Thermal Adjustment and Bespiratory Exchange in Monotremes and Marsu- 

 pials, 352. 



Matthey (Edw.) On the Preparation of Large Quantities of Tellurium, 161. 

 Meeting of January 17, 1901, 1 ; February 7, 14; February 14, 55 ; February 21.. 



78; February 28, 115; March 7, 124; March 14, 146; March 21 and 28,170 ; 



May 2, 248 ; May 9, 261 ; May 23, 262 ; June 6, 326, 327 ; June 20, 366. 

 Meetings suspended in consequence of death of Her Majesty Queen Victoria, 14. 

 Moore (Benj.) and Parker (W. H.) On the Functions of the Bile as a Solvent, 64. 

 Morgan (C. Lloyd) Studies in Visual Sensation, 459. 



Mott (F. W.) and Halliburton (W. D.) The Chemistry of Nerve-degeneration, 

 149. 



Muscle, glycolytic enzyme in (Brunton and Rhodes), 323. 



National Physical Laboratory, Eeport on Observatory Department for the Year 



ending Decembey 31, 1900, 421. 

 Nebula, Spherical, Stability of (Jeans), 454. 

 Nerve-degeneration, Chemistry of (Mott and Halliburton), 149. 

 Neville (F. H.) See Hey cock and Neville. 

 New Star in Perseus (Lockyer), 119, 142, 230, 399. 



