( 291 ) 



INDEX TO VOLUME XY. 



Abekeation, ou the Characters of Sphe- 

 rical aud Chromatic, arising from 

 Excentrical Eefractioii, and their re- 

 lations to Chromatic Dispersion. By 

 Dr. KoYSTON-PiGOTT, F.K.S., 128. 



Address, the President's. By H. C. 

 SoKBY, F.R.S., 105. 



Algse, Unicellular, parasitic Avithin 

 Fossil Corals. By Prof. M. Duncan, 

 143. 



Angular Apertures of Object-glasses, on 

 the Measiu-ement of the. By Jabez 

 Hogg, M.K.O.S., &c., 266. 



Anthony, Dr. John, Note on Dr. 

 Woodward's paper on the Markings 

 of the Body-scale of the Gnat and 

 Mosquito, 256. 



B. 



Bacteria, Presence of, in the Walls of 



Hospital Wards, 33. 

 found in the Perspiration of Man, 



34. 

 Balbiani, M., on the Embryogeny of 



the Flea, 140. 

 Beetle's Eye, ou a Mode of viewing the 



Seconds' Hand of a Watch through a 



By Dr. Whittell, 136. 

 Bennett, Alfked W., M.A., the 



Absorptive Glands of Carnivorous 



Plants, 1. 

 Blake, J. F., on Kenulina Sorbyana, 



262. 

 Blood, the Circulation of, iu the Frog's 



Lung, 142. 

 Cori^uscles, Form aud Size of the 



Batiachian, 93. 



Examining the, 94. 



the Emigration of, 276. 



Globules iu Typhoid Fever, 233. 



Stains, Improved Method of ap- 



jjlying the Micro-spectroscopic Test 



for. By Jos. G. Richardson, M.D., 30. 

 Bkoeck, M. Ernest Vanden, ou a New 



Microscoiiic Slide, 221. 

 Brown, Mr. J. A., on the MeaBurtuient 



of Nobirt's Bands, 273. 



C. 



Carbonic Acid, the Identification of 



Liquid in Mineral Cavities. By 



Walter Noel Hartley, F.C.S., 



170. 

 Carter, Mr. H. J., on the Difficulties 



of Classification of the Spongida, 238. 

 Cell, a Growing, adapted for supplying 



Moist Air, 198. 

 Cells, Structure of the Pancreatic, 



observed during Digestion, 228. 

 Chara, Production of the Prothallus 



from the Spore of, 145. 

 Cholera, Microscopic Examination of 

 ¥ the Intestines in cases of, 142. 

 CoUomia coccinea, the Seeds of, 145. 

 Controversy by Tyndall and Bastian, 



146. 

 Corals, Vegetable Parasites in, 93. 

 Unicellular Algoe parasitic within 



Fossil. By Prof. M. Duncan, 143. 

 Corpuscles, the Migrations of the White. 



By Dr. Jul. Arnold, 34. 

 Correspondence : — 



Akakia, 101. 



Branwell, E., 43. 



Brooke, Charles, 45, 201. 



F.R.M.S., 48, 49. 



Gordon, M. J., 41. 



Griffin, F. W., M.D., 95, 242. 



Hasert, B., 95. 



Hick, Thomas, B.A., 156. 



Hughes, Richard, 52. 



Johnston, Christopher, M.D., 44. 



Jones, Professor R., 200. 



Keith, R., 199. 



Kitton, F., 51, 52. 



Mayall, J., jun., 51, 97. 



Morehouse, G. W., 40. 



PiGOTT, G. W. Royston-, 100. 



Shadbolt, George, 202. 



Smith, H. L., 278. 



Tolles, R. B., 281. 



WENUA3I, F. H., 45, 46, 47, 48, 151, 

 241. 

 Crustacea,. the supposed Renal Organ 



in. By Mr. A. S. Packard, jun., 



35. 



