( 283 ) 
INDEX TO VOLUME XIII. 
A. 
Abbe, Professor, of Jena, on a New 
Illuminating Apparatus for the 
Microscope, 77. 
Address of the President, 97. 
Amoeba, How does it swallow its Food ? 
By Professor Leidy, 167. 
Angle of Aperture in .Relation to Sur- 
face Markings and Accurate Vision. 
By Henry j. Slack, 233. 
Angular Aperture of no Importance, 
129. 
an American View of the 
Advantage of High, 257. 
Animal Kingdom, the Classification of 
the, 85. 
B. 
Bacteria in Organic Tissues protected 
from Air, 126. 
Bacterium, What is a ? By Dr. W. A. 
Hollis, 30. 
Badcock, Mr. John, Some Remarks on 
Bucephalus polymorphus, 141. 
Birds’ Eggs, the Colouring Matter 
of, 253. 
Blood, the Pathology of the, 28. 
Corpuscles, the largest Apyre- 
nsematous, 25. 
— of Man and those of certain 
other Mammals, especially the Dog, 
on the Similarity between the Red ; 
considered in connection with the 
Diagnosis of Blood Stains in Criminal 
Cases. By Dr. J. J. Woodward, 
U.S. Army, 65. 
Effects of Concentration on 
the Movements of White, 171. 
Stains, Note on the Diagnosis of. 
By Jos. G. Richardson, M.D., 213. 
Vessels, on the Development of, 
in the Human Embryo. By Dr. 
H. D. Schmidt, of New Orleans, 
U.S.A., 1. 
Bog Mosses, Dr. Braithwaite on, 61, 
229. 
Braithwaite, Robert, M.D., on Bog 
Mosses, a Monograph of the European 
Species, Sphagnum intermedium, 61 ; 
Sphagnum cuspidatum, 63; Sphagnum 
laricinum , 229 ; Sphagnum Pylaiei , 231. 
Brown, Mr. Henry, Have the Lungs 
on their ultimate Alveoli Squamous 
Epithelium? 24. 
Brdnton and Fayrer, Drs., on the 
Action of Crotalus-poison on Micro- 
scopic Life, 249. 
on Muscle, 251. 
Bucephalus polymorphus, some Re- 
marks on, by Mr. John Badcock; 
together with Translations from 
Papers of Von Baer, Lacaze-Duthiers, 
and Alf. Giard, on B. polymorphus 
and Haimeanus. By H. J. Slack, 
141. 
C. 
Camera Lucida, Gilded Glass in the 
construction of the, 34. 
Cancer of the Bones of the Head, 254. 
Castracane, Count, Diatomacem in 
the Carboniferous Epoch, 243. 
Cladocera, the Dimorphic Develop- 
ment of. By Dr. G. Saks, 244. 
Conjunctiva, Cup-cells of the, 85. 
Correspondence : — 
Camera Lucida, 134. 
Cox, C. F., 132. 
Guimaraens, A. de Souza, 90. 
Hickie, W. J., 265. 
Leifchild, J. R., 174. 
Ord, W. M„ 225. 
Pigott, G. W. Royston-, 266. 
Slack, H. J., 226. 
Tolles, Robert B., 90, 130, 223, 
224. 
Wenham, F. H., 35, 90, 131, 224, 
225. 
Crotalus-poison, its Action on Micro- 
scopic Life. By Drs. Brunton and 
Fayrer, 249. 
Cycads, the “Membrana Nuclei” in 
the Seeds of, 221. 
