INDEX. 



881 



Ground-collecting and sounding appara- 

 tus, Prof. G. Gilson on a, 696. 



GuiLLAUMB (Dr. C. E.) sur Vunite de 

 presnon, 71. 



*GULLAND (Lovell), D. Noel Paton, 

 and L. J. S. Fowlee on the question 

 whether the spleen has a hasmopoietic 

 function, 818. 



Gulls arti/iciall]/ hatched, the behariovr 

 o/yomig, Prof. J. A. Thomson on, 378. 



GuNN (Wm.) on recent discoveries in 

 Arran geology, 63 1 . 



GiJNTHER (R. T.) on changes of the land 

 level of the Phlegrcean Fields, 382. 



Gwynne-Vaughan (D. T.) on the nature 

 of the stele of Equisetum, 850. 



on the vascular anatomy of the 



Cyathacea;, 854. 



Gymnosperm seeds, fossil, Prof. F. W. 

 Oliver on, 851. 



Haddon (Prof. A. C.) on an ethnological 

 survey of Canada, 409. 



*Hair, mammalian, microscopic prepara- 

 tions, F. H. Marshall on, 692. 



Hallibueton (Prof. W. D.) on the 

 viicro-chemistry of cells, 445. 



Hamblyn-Haeeis (Dr. R.) on the stato- 

 cysts of Cephalopoda, 355. 



*Hardness of materials, measurement of 

 the, by indentation by a steel sphere, 

 T. A. Hearson on, 774. 



Haeker (Alfred) on the sequence of 

 Tertiary igneous eruptions in Skye, 

 636. 



Haemee (S. F.) on the coral reefs of 

 the Indian region, 363. 



Harrison (Rev. S. N.) on the erratic 

 blocks of the British Isles, 283. 



Haetland (E. S.) on an ethnological 

 survey of Canada, 409. 



Haetlet (Prof. W. N.) on absorption 

 spectra and chemical constitution of 

 organic bodies, 208. 



on wave-length tables of the spectra 



of the elements and compounds, 79. 



*Haetog (Prof. Marcus) on a model 

 showing the mechanism of the frog's 

 tongue, 818. 



* and N. Maskeltne on the me- 

 chanism of the frag's tongue, 688. 



(P. J.) on the flame coloration 



and spectrum of nickel compounds, 

 613. 



Haevie-Brown (J. A.) on makmg a 

 digest of the observations on the migra- 

 tion of birds, 364. 



Hawthorne (J.) and Prof. Letts on 

 the absorption of ammonia from pol- 

 luted sea-water bj' Ulva latissima, 831. 



Hawtrey (Seymour) on the Lengua 

 Indians of the Gran Chaco, 803. 



*Hearson (T. a.) on measurement of 

 the hardness of materials by indenta* 

 tion by a steel sphere, 774. 



Heat, the transmission of, through water 

 vapour. Prof. E. W. Morley and C. F. 

 Brush on, 546. 



*Hebrides, the Inner, time intervals in 

 the volcanic history of, Sir A. Geikie 

 on, 636. 



Hedges (Killingworth) on the protec- 

 tion of buildings from lightning, 770. 



Hele-Shaw (Prof. H. S.) on the resist- 

 ance of road vehicles to traction, 

 402. 



Hendebson (Dr. G. G. and G. T. Beilby) 

 on the action of ammonia on metals 

 at high temperatures, 605. 



and R. H. Corstorphinb on the 



condensation of benzil with dibenzyl 

 ketone, 607. 



Hepburn (David) and David Watee- 

 STON on the pelvic cavity of the por- 

 poise as a guide to the determination 

 of a sacral region in Cetacea, 680. 



*Herbertson ( Dr. A. J.) on a morpho- 

 logical map of Europe, 715. 



Heedman (Prof. W. A.) on the planUon 

 and physical conditions of the English 

 Channel during 1899-1900, 353. 



on the occupation of a table at 



the Zoological Station at Naples, 354. 



Herschel (Prof. A. S.) on underground 

 temjyeratnre, 64. 



Heterogenesis in conifers, Dr. T. P. 

 Lotsy on, 848. 



Hewitt (C. J.) on the B.A. screw gauge, 

 407. 



Heycock (C. T.) on the nature of alloys, 

 75. 



Hibbert (Walter) and Dr. Gladstone 

 on transitional forms between colloids 

 and crystalloids, 604. 



Hicks (Prof. W. M.) on tables of certain 

 mathematical functions, 54. 



on the Michelson-Morley effect, 



562. 



HiCKSON (Prof. S. J.) on the zoology of 

 tlve Sandnich Islands, 352. 



on the occupation of a table at the 



Zoological Station at Naples, 354. 



Highlands, eastern, variation in the 

 strata in the, G. Barrow on, 633. 



• , N.W., the Cambrian fossils of the, 



B. N. Peach on, 642. 



- , southern, the crystalline schists of 

 the, P. Macnair on, 633. 



Hill (A. W.) on the histology of the 

 sieve tubes of Pinus, 835 



(Dr. Leonard) on bone marrorv, 



447. 

 HiLL-ToUT {C.)onan ethnological survey 



of Canada, 409. 

 Hind (Dr. Wheelton) on life-zones in the 



British Carboniferous rooks, 2S8. 



