INDEX TO JOURNAL. 
N. 
Narceine, 83. 
Narcotine, 83. 
Natural History and Microscopical 
Society of Hull, 70. 
i Birmingham, 80, 1738. 
Navicula serians, N. rhomboides, and 
Pinnularia gibba, conjugations of, 
by H. T. Carter, 139. 
Nerve-currents, indications of the 
paths taken by, as they traverse the 
caudate nerve-cells of the spinal cord 
and encephalon, by L. Beale, 90. 
» fibres, Dr. Beale on, 282. 
Nervous tissue, observations on the 
structure of, by a new method, by 
P. Roudanovsky, 145. 
Nitzschia dubia, 66. 
Nullipores, 305. 
O. 
Object-glass adapted to producing 
heat, and its application in researches 
on the blood, Max Schultze on, 219. 
Objectives, remarks on, by C. Brooke, 
154. 
Oehl, E., on the alteration and on 
the process of renovation of cut 
nerves in the frog, 220. 
Opisthobranchs, a paper on the deve- 
lopment of some, by A. Stuart, 
142, 
Opium, Turkey, 84. 
Osteo-genesis, on the conditions of, 
with or without pre-existing car- 
tilage, by M. Robin, 56. 
iF: 
Pacinian corpuscle, a contribution to 
the histology of, by Professor 
Hoyer, 56. 
Papaverine, 84. 
Parker, Jones, Brady, Messrs., on the 
nomenclature of the Foraminifera, 
141. 
Pediculi, 143. 
Pharmaceutical Society, British, con- 
ference of, 81. 
Pleurosigma angulatum, 250. 
Plumer, J. J., Esq., extracts from 
papers by, 21. 
Pollen grains, Prof. Gulliver on, 281. 
311 
Protococeus pluvialis, 192. 
Q. 
Quatrefages, A. de, the metamorpho- 
ses of man and the lower animals, 
36. 
Quekett Club, 308. 
>» memorial fund, 
subscribers to, 70. 
additional 
R. 
Rabenhorst and Grunow, on Dia- 
tomacese, 47. 
Raphides, by G. Gulliver, 222. 
i aud other crystals, obser- 
vations on, by G. Gulliver, 49. 
a and other crystals in plauts, 
further observations, by G. Gul- 
liver, 14.0. 
as G. Gulliver on, 279. 
Recklinghausen, Dr. von, structure 
of the frog’s cornea, 147. 
Rhizopoda, fresh and salt water, of 
England and India, by J. Carter, 
221. 
Richardson, B. W., structure of the 
kidney, 147. 
Rindfleisch, on the histology of the 
Cestodee, 220. 
Ritter, Herr, the retina of the whale, 
147, 
Robin, M., on the conditions of osteo- 
genesis, with or without pre-existing 
cartilage, 56. 
Roudanovsky, P., observations on the 
structure of the nervous tissue by 
a new method, 145. 
Rouget, C., note on the termination 
of motornervesamong the Crustacea 
and Insects, 54. 
Royal Society, 88. 
S. 
Samuelson, J., on the source of living 
organisms, 51. 
Schacht, Dr. H., on spermatozoids, 27. 
_ Schultze, Max, on an object-glass 
adapted to producing heat, and its 
application in researches on the 
blood, 219. 
Scolecida, 45. 
Societies, proceedings of, 81, 156, 231, 
290. 
