INDEX. 



487 



the solid materials of, 192 ; action of 

 carbonic acid on the nutrition of, 235 ; 

 existence of caoutchouc in, 237 ; de- 

 scriptions of two new Orchideous, 329. 

 Pleiosaurus macrocephahis, description of, 

 64 ; structure of the vertebrae of, 66 ; 

 affinities of, 68. 

 Pleurothalhs aristata, description of, 329. 

 Podocarpus, remarks on the genus, 220. 

 Pollen, on some peculiarities in the struc- 

 ture of, 399. 

 Polypodium, observations on the genus, 



215. 

 Potstones, on the organic origin of, 161. 

 Primula acaulis, veris and elatior, specific 



claims of, 140. 

 Procellaria Wilsoni, account of the, 372. 

 Quintinia Sieberi, parasitical growth of, 



356. 

 Rail us aquaticus, nest and eggs of the, 78. 

 Reade, J. B., on some new organic re- 

 mains iu the flint of Chalk, 191. 

 Regulus modestus, occurrence of, in Bri- 

 tain, 310 ; editor's remarks on, 311. 

 Rhizantheae, description of a new South 



African genus of, 385. 

 Rhodona, description of the new jrenus, 



336. 

 Ronabea, description of the genus, 207. 

 Royal Irish Academy, proceedings of, 70. 

 Royal Society, proceedings of, 370. 

 Royal Society of Edinburgh, proceedings 



of, 68. 

 Rubiaceae, descriptions of new species of, 



205. 

 Salamander, observations on the gigantic, 



of Japan, 230. 

 Salmonidae, natural history and illustra- 

 tions of the Scottish, notice of, 138. 

 Sarcorrhamphus papa, habits of, 255. 

 Saurians, catalogue of Slender-tongued, 



287, 331. 

 Saxifragaceae, new species of, 356. 

 Scales, fossil in flint, 191. 

 Schimper, M., particulars respecting his 



Abyssinian journey, 157, 360. 

 Schleiden, Dr., on the action of carbonic 

 acid on plants, 235 ; on the affinities 

 of the Ceratophyllaceae, 236. 

 Schomburgk, R. H., on Bertholletia ex- 

 celsa, 233 ; on the habits of the King 

 of the Vultures, 255. 

 Scincidae, new genera and species of, 



287. 

 Seals, walking of the, 78 ; observations 



on, 81, 309, 478 ; habits of the, 87. 

 Selenops, description of the genus, 5. 

 Senecionidae, new species of, 127. 

 Shells, on the geometrical forms of tur- 

 binated and discoid, 370. 

 Shrews, notes on the British, 43 ; notes 



on some German, 323. 

 Shropshire, Fauna of, 52. 



Siebold, Dr. C. Th., observations on the 

 female generative organs of the Ta- 

 chinae, 137. 

 Smith, J., on the nest and eggs of the 

 Water Rail, 78 ; on the cause of Ergot, 

 373. 

 Sigalion Boa, description of, 439. 

 Smith's, A., Illustrations of the Zoology 



of South Africa, noticed, 133. 

 Snails, curious habits of, 310. 

 Sowerby's, J. DeC.,Supplement to English 



Botany, noticed, 368. 

 Spermatozoa, remarks on vegetable, 138 ; 



of the Tachinae, 137. 

 Spiders, characteristics of the class of, 

 and notice of new forms of, 1 ; certain 

 species of, devoured by flies, 4. 

 Spongia fluviatilis, action of light on the 



colour of the, 370. 

 Squirrel, description of a new species of, 



226. 

 Stelis foliola, description of, 330. 

 Swainson's, W., Natural Arrangement 

 and Relations of the family of Fly- 

 catchers, noticed, 64. 

 Syngnathus, observations on the genus, 

 96 ; S. lumbriciformis, metamorphosis 

 observed in, 225, 451. 

 Tachinae, observations on the female ge- 

 nerative organs of the, 137; Sperma- 

 tozoa in, 138. 

 Tankerville, Earl of, on the Wild Cattle 



of Chillingham Park, 274. 

 Thompson, W., on Fishes new to Ireland, 

 14, 270 ; on the Irish Hare, 70 ; on 

 new British Fish, 266, 408 ; on the 

 breeding of the Woodcock in Ireland, 

 337 ; on the genus Monochirus, 402 ; 

 on the identity of Trigla Cuculus with 

 T. Gurnardus, 413 ; observations on 

 two species of Gobius, 413; on the 

 identity of Crenilabrus multidentatus 

 with Labrus pusillus, 418 ; notes on 

 the Irish Coregoni, 421. 

 Tijdschrift voor natuurlijke Geschiedenis 



en Phsiologie, noticed, 368. 

 Tiliqua, descriptions of several new spe- 

 cies of, 291. 

 Trogonidae, on a peculiarity in the struc- 

 ture of the feet of the, 227. 

 Umbelliferae, new species of, 210. 

 Upas or poison tree of Java, historical 



notice of, 295. 

 Valenciennes, M., on the animal of Pa- 



nopaea australis, 158. 

 Van der Hoeven, Prof., on the genus 



Menopoma, 230. 

 Vegetables, reproductive system of, 142 ; 

 on the cause of the motions in, 138, 

 223 ; effects of carbonic acid on, 235. 

 Vegetation, effects of, on the atmosphere, 



141. 

 Verbenaceae, affinities of the, 445 ; de- 



