470 



I N D E X. 



])liobranchiate Fishes, 309 ; on a 

 new British Snake, 317>400; on 

 Pelamys Sarda, a new British fish, 

 399 ; on the arrangement of Zoo- 

 phytes with pinnated tentacles, 439. 



Giinther, Dr. A., on a new genus of 

 West African snakes, and revision 

 of the South American Elaps, 161; 

 on some reptiles from St. Croix, 

 West Indies, 20.9. 



Gyrinus, new species of, 121. 



Habrissus, description of the new 

 genus, 432. 



Haliichthys, new species of, 310. 



Harpax, new species of, 220. 



Heliomyces, new species of, 295. 



Hehx Achatina and H.pylaica, on 

 the animals of, 95. 



Henfrey, Prof. A., on the develop- 

 ment of roots, 184; on the ana- 

 tomy of Victoria Regia, 228 ; 

 obituary notice of, 311. 



Hicks, Dr. J. B., on certain sensory 

 organs in insects, 229. 



Hister, new species of, 355. 



Holds worth, E. W. H., on Zoanthus 

 Couchii, 152; on digestive power 

 in the Actiniae, 275. 



Hololepta, new species of, 353, 



Hoplia, new species of, 430. 



Hucus, description of the genus, 436. 



Humming-birds, new species of, 96. 



Hvbocystis, on the shell and animal 

 'of, 90. 



Hydroid zoophytes, notes on the, 48, 

 137, 174, 367. 



Hygrophorus, new species of, 292. 



Infusoria, on the developmentof the, 1 . 



Insects, descriptions of new, 55, 1 1 6, 

 124, 217, 270, 327, 352, 370, 430, 

 431 ; on certain sensory organs in, 

 229. 



Jeffreys, J. G., gleanings in British 

 Conchology, 189. 



Jones, T. R., on the nomenclature of 

 the Foraminifera, 333. 



Kelaart, Dr. E. F., on some species of 

 Nudibranchiate Mollusks, 267. 



Kobus, new species of, 296. 



KoUiker, Prof. A., on the diifferent 

 types in the microscopic structure 

 of the skeleton of osseous fishes, 

 67 ; on the frequent occurrence of 

 vegetable parasites in the hard 

 structures of animals, 300. 



Lacaze-Duthiers, M., on the ana- 



tomy and physiology of Pleuro- 

 brane'ms aurantiacus, 318. 



Lactarius, new species of, 293. 



Lamellibranchiate mollusks, on the 

 aquiferous and oviductal systems 

 in the, 65. 



Lamprosphaerus, characters of the 

 new genus, 124. 



Languria, new species of, 430. 



Laomedea, new British species of, 

 138, 367. 



Larus ichthya'etus, on the occurrence 

 of, in Devonshire, 467. 



Latrodectus, new species of, 260. 



Leretia, on the species of, 364. 



Leuckart, R., on the reproduction of 

 the Bark-lice, 321, 411; on the 

 genus Sacculina, 422; on some of 

 the lower marine animals, 463. 



Lina, new species of, 60. 



Linyphia, new species of, 261. 



Liriosma, on the species of, 362. 



Litocerus, new species of, 330. 



Lycoperdina, new species of, 219. 



Macrosternus, new species of, 353. 



Manicella fusca, description of, 51 ; 

 observations on, 174. 



Marasmius, new species of, 294. 



Martins, Ch., on the heating of the 

 soil of high mountains, and its in- 

 fluence upon the limit of eternal 

 snow and Alpine vegetation, 158. 



Mecinus, new species of, 219. 



Megalomastoma, on the opercula of 

 several species of, 238. 



Meranoplus, new species of, 375. 



Miers, J., on the development of the 

 vegetable ovule called 'anatropous,* 

 12; on Dichdanthera, 129 ; on the 

 genera Aptandra, Cathedra, Lirio- 

 soma, Leretia, Poraq\ieiba, and 

 Emmotum, 358. 



Mimela, new species of, 220. 



Misthosima, description of the new 

 genus, 434. 



Mohl, H. von, on the supposed ex- 

 istence of cellulose in starch-grains, 

 241 ; on the arrangement of the 

 polarizing microscope in the exa- 

 mination of organic bodies, 444. 



MoUusca, on some Tenasserim, 93; 

 on British, 189 ; on some species of 

 Nudibranchiate, from Ceylon, 267. 



Mooruk, notes on the, 303. 



Motley, Mr., biographical notice of 

 the late, 313. 



