518 



INDEX, 



ductiou of Bombyx Cynthia into 

 France, 80 ; on fertile hybrids of 

 two species of insects, 512. 



Giinther, Dr. A., on the systematic 

 arrangement of the Tailless Batra- 

 chiaus, and the structure of Rhi- 

 nophrynus dorsalis, 61 ; on the geo- 

 graphical distribution of Reptiles, 

 221, 311; on sexual differences 

 found in bones of some recent and 

 fossil species of frogs and fishes, 377. 



Gyrinus, new species of, 51. 



Halecium, new British species of, 354. 



Halesia, on the species of, 397- 



Haplographium, characters of the 

 new genus, 360. 



Harpalus, new species of, 27, 51. 



Helix, new species of, 84, 98, 184, 

 265, 387, 473. 



Hirundinidse, new species of, IT . 



Hister, new species of, 53. 



Hoeven, Prof. J. Van der, on the Pi- 

 thecheir melanure of Cuvier, 470. 



Holdsworth, E. W. H., on the bur- 

 rowing habits of Peachia hastata, 

 78; on Electra verticillata, 159. 



Ilormathia, characters of the new 

 genus, 47. 



Huxley, T. H., on the theory of the 

 vertebrate skull, 414 ; on some 

 amphibian and reptilian remains 

 from South Africa and Australia, 

 507 ; on Rhamphorhynchus Buck- 

 landi, 509; on a fossil bird and 

 fossil Cetacean from New Zealand, 

 509; on the dermal armour of 

 Crocodilus Hastingsiae, 510. 



Hydroporus, new species of, 51. 



Hylesinus, new species of, 261. 



Hylurgus, new species of, 261. 



Hypocrea, new species of, 362. 



Inclica, characters of the genus, 53. 



Insects, characters of some Ceylonese, 

 50, 259 ; new, 258 ; on the ova and 

 pseudova of, 499 ; on fertile hy- 

 brids in, 512. 



Intestinal worms, on the, 343. 



Isonychus, new species of, 55. 



Jeffreys, J. G., on British MoUusca, 

 30, 106, 496. 



Johnson, J. Y., on Squilla Mantis, 56. 



Jones, T. R., on the nomenclature of 

 the Foraminifera, 474. 



Kelaart, Dr. E. F., on new species 

 of Ceylonese Nudibranchiate Mol- 

 lusks, 291, 488. 



Kerona, observations on, 247. 



Krefft,G., on the habits of the Brown- 

 capped Pomatorhinus, 74. 



Lagopus, new species of, 75. 



Lampyris, new species of, 259. 



Latham, Dr., on the pronunciation of 

 words derived from the classical 

 languages, with particular reference 

 to zoological and botanical terms, 

 483. 



Lema, new species of, 196. 



Lepidoptera, on new species of, 209. 



Lepton, new British species of, 34. 



Leuckart, Prof., on the development 

 and early condition of the Penta- 

 stoma taenioides, 320. 



Lichenella, characters of the new ge- 

 nus, 153. 



Light, on the application of polarized, 

 to the microscope, 79. 



Limax griseus, on a nematoid worm 

 living in the egg of, 515. 



Limopsis, new British species of, 41. 



Lixus, new species of, 263. 



Lubbock, J., on the digestive and 

 nervous systems of Coccus hespe- 

 ridum, 306 ; on the ova and pseud- 

 ova of insects, 499. 



Lukis, Dr., on the habits of Sphserium 

 calyculatum, 35. 



Lycopodiea3, on the germination of 

 the, 189. 



Lycus, new species of, 258. 



M'Donnell, Dr. R., on the urticating 

 powers of the Actinia3, 304. 



Madrepores, on the increase of, 449. 



Malthinus, new species of, 259. 



Mammoth-tree of Upper California, 

 on the, 161. 



Marasmius, new species of, 358. 



Martins, Dr. von, on the life and 

 writings of Robert Brown, 321. 



Mastostethus, new species of, 200. 



Medusae, on the stomachal filaments 

 of the, 446. 



Megalopus, new species of, 203. 



Meliboea, new species of, 488. 



Meligethes, new species of, 53. 



Melogramma, new species of, 376. 



Melolontha, new species of, 54. 



Mercurialis, on parthenogenesis in, 

 103. 



Micropholis Stowii, description of, 

 508. 



Microscope, on the application of po- 

 larized light to the, 79. 



