268 INDEX TO 
Siliceous cell of Diatomacee, by J. 
Ralfs, 14. 
Sorby, H. C., on the microscopic 
structure of crystals, 190. 
Spongiade, Mr. Bowerbank on the 
vitality of the, 78. 
Stellate bodies of Nympheacez, by Dr. 
G. Ogilvie, 59. 
Stephanosphera pluvialis, 
on, 131. 
Strie of Diatoms; relation between 
their direction and the arrangement 
of their dots, 200. 
. vary in appearance according 
to the mode of preparation, 163. 
Strychnia, Dr. Herapath on the detec- 
tion of, 62. 
Surirella australis, 195. 
Synonyms, reference to unpublished, 
196. 
F. Currey 
ite 
Thaumantias achroa, 1. 
Toxonidea, notes on the genus, 199. 
, Gregoriana and insignis, 
165, 197. 
Triceratium, filamentous 
species of, 
1595. 
JOURNAL. 
U. 
Urine, illustrations of constituents of, 
by Dr. Beale, 256. 
V. 
Vessels, minute, in web of frog’s foot, 
structure of, 8. j 
W. 
Walker-Arnott, Dr. G. A., on Am- 
phora, 184. 
7 on Arachnoidiscus, 159. 
7 on Arachnoidiscus, Pleu- 
rosigma, Amphiprora, Eunotia, and 
Amphora, 195. 
0 on Rhabdonema and Eu- - 
pleuria, 87. 
Warington, R., on the aquarium, 
67. 
Wenham, F.H.,on drilling glass slides, 
and mounting portions of flies, 121 
West, Tuffen, on the structure of 
Rhabdonema, 186. 
Z. 
Zoophytological fauna of Madeira, by 
J. Yates Johnson, 124. 
Zoology, by W. B. Carpenter, 117. 
Zoophytology, 124, 260. 
PRINTED BY J. BE. ADLARD, BARTHOLOMEW CLOSE. 
