v1 Contents. 
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The Gravels of Hast Anglia. By Professor HUGHES 147 | 
On the Properties of a Liquid connected with its Surface Tension. By 
R. D. KLEEMAN : : : é 5 : : : : 149 
The Minerals of some Sands and Gravels near Newmarket. By R. H. 
RASTALL . : . 161 
Observations on Polyporus squamosus, Huds. (Preliminary Communi- 
cation.) By S. RecinaLD PRICE 168 
Note on the respiratory movements of Torpedo ocellata. By G. R. 
Mines. (Plates III and IV) . : : : ay, iO; 
The Atomic Constants and the Properties of Substances. By R. D. 
KLEEMAN . : é ; ; : : : ole 
Note on the effect of heating parafor i he ame with a trace ie sulphuric 
acid. By J. G. M. Dunutop ee ; : 3 + 180 
The Oxidation of Ferrous Salis. By F. R. Ennos. nc I 
Mr C. T. Hrycock) . é 182 
A Simple Method of determining the Viscosity a Air. ty GEC: 
SEARLE. (Two figs. in Text) : = ss 
The Swarming of Odontosyllis. By F. A. Ports. Ons he in Text) 193. 
Further applications of positive rays to the study of chemical problems. 
By Professor Sir J. J. Taomson 201 
The chemical and bacterial condition of the Cam above and below the 
sewage effluent outfall. By J. EK. Purvis and A. E. RAYNER . 202 
On the optically active semicarbazone and benzoylphenylhydrazone of 
cyclo-hexanone-4-carboxylic acid. By W. H. Mitts and Miss A. M. 
Bain 203 
The ten Stereoisomeric etrahyctronuuindtelin oneal jee ee By 
Professor PopE and J. Ruan . : : 204 
Experiments illustrating flare spots in photography. By G. F. C. 
SEARLE. (Six figs. in Text) ; : j 205. 
Sarcocystis colil, x. sp., a Sarcosporidian occurring in the Red-faced 
African Mouse Bird, Colius erythromelon. By H. B. FanrHam. 
(Plate V). ; : 221 
Observations on Hirneola auricula-judae, Berk. (“Jews ear”). (Pre- 
liminary communication.) By M. J. Le Goc. (Communicated by 
Mr F. T. Brooks) . : ; ; ; : ‘ ; : 225. 
Notes on additions to the Flora of Cambridgeshire. By A. H. Evans 229. 
A Note on the Food of Freshwater Fish. By J. T. SAUNDERS . 236. 
Observations on Ticks: (a) Parthenogenesis, (b) Variation due to nutrition. 
By Professor NuTraLu 240 
