948 
INDEX. 
points in the Anatomy of the Liver of Vertebrate Animals, 375. — Of the ducts of the liver, 
384. 
Biliary ducts, on the ultimate arrangement of the, 375. 
Buckton (George B., Esq.) and Dr. A. W. Hofmann. Researches on the Action of Sulphuric 
Acid upon the Amides and Nitriles, together with Remarks upon the Conjugate Sulpho-acids, 
453. — Acetonitrile, 454 ; disulphometholic acid, 457 ; ethyl-series, disulphoetholic acid, 463 ; 
propyl-series, disulphopropiolic acid, 467 ; butyl- and phenyl-series, and corresponding acids, 
469; action of sulphuric acid on aniline, sulphanilic and disulphanilic acids, 475. 
C. 
Carpenter (Dr. W. B.). Researches on the Foraminifera, 181. — Monograph of the genus Orbi- 
tolites, history, 187; general plan of organization, 193; physiology, 206; variations, 213; 
essential characters, &c., 223; species, 224; concluding remarks, 226. 
Researches on the Foraminifera, Part II., 547. — Genus Orhiculina, 547 ; 
Alveolina, 552; Cyclopeus, 555; Heterostegina, 562. 
Cayley (A., Esq.). A Second Memoir upon Quantics, 101. 
Researches on the Partition of Numbers, 127. 
A Third Memoir upon Quantics, 627. 
Challis (Rev. J.). On the Problem of Three Bodies, 523. 
Clarke (Captain). Computation of the Mean Specific Gravity of the Earth, from the observed 
deflection of the Plumb-line at Arthur’s Seat, 591 ; of the Figure of the Earth as derived 
from the Ordnance Survey of Great Britain and Ireland, 610. 
Compass deviations in ships, 53 (see Airy). 
Convection of heat, electric, 651. 
Crystalline forms, 261 (see Rankine). 
Cymidine, formation of, from nitrocymole, 16; salts of, 17. 
D. 
Datisea cannabina, chemical examination of, 141; datisciiie, 142; action of sulphuric acid on 
datiscine, datiscetine, 143; analysis of datiscine and datiscetine, 144; action of nitric acid, 
&c., 147 ; note, 156. 
Davy (Dr. John). Some Observations on the ova of the Salmon, in relation to the distribution 
of Species, 21. — Effect of exposure to the atmosphere, 22 ; to moist air, 23 ; to a temperature 
below the freezing-point, 24; to a temperature above 70° in water, 25 ; effect of salt and brack- 
ish water, 27 ; remarks, 28. 
Dentinal tubes, on the presence of fibrils of soft tissue in the, 515. 
Diamagnetic polarity, 237 (see Tyndall). 
Distribution of species, 21 (see Davy). 
E. 
Elasticity , axes of, 261 (see Rankine). 
Elasticity of solids, a mathematical theory of, 481 (see Thomson). 
Electro-dynamic investigations, 649 (see Thomson). 
