514 



INDEX. 



(raleb, 0., on Filaria hoeraatica, 352. 



Gardner, J. S., ou British Cretaceous 

 Patelloid Gasteropoda, 267. 



Garner, R., malacological notes by, 

 357. 



Gasteropoda, on British Cretaceous 

 Patelloid, 267. 



Geological Society, proceedings of 

 the, 260. 



Geranus, new species of, 480. 



Giard, A., on the modifications un- 

 dergone hy the oyum of the pha- 

 nerocarpal Medusaj, 430; on the 

 development of Echinus miliar is, 

 434. 



Gongylus, new species of, 314. 



Goniosoma, new species of, 422. 



Grandidier, A., on the nidihcation of 

 the Aye-Aye, 271. 



Gromia, on the fundamental error of 

 constituting, the type of foramini- 

 feral structure, 158. 



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

 Barbel, 312 ; on some new reptUes 

 from Madagascar, 313 ; on three 

 new species of Lizards, 413. 



Gyrinus, new species of, 141. 



Halichondria, new species of, 296. 



Hector, Dr. J., on New-Zealand Ich- 

 thyology, 339. 



Helix, on the yitality of some species 

 of, 355. 



Helix yillosa, on the occurrence of, in 

 Great Britain, 199. 



Hesperidse, new species of, 76. 



Hewitson, W. C, on new species of 

 Hesperidse, 76. 



Higgin, T., on sponges from the 

 Caribbean and neighbouring seas, 

 291. 



Higginsia, desciiption of the new 

 genus, 291. 



Ilincks, Rey. T., on Polyzoa from 

 Iceland and Labrador, 97 ; contri- 

 butions to the history of the Hy- 

 droida, 148. 



Homoptera, new species of, 311. 



Hoplionota, new species of, 424. 



Humbert, A., onNiphargus puteanus, 

 24:3. 



Hydractinia, on the relationship of, 

 with descriptions of new species, 

 recent and fossil, 44. 

 Hydroida, contributions to the his- 

 tory of the, 148. 

 Ichthyology, notes on New-Zealand, 

 339. 



Idlophthalma, characters of the new 



genus, 27. 

 Insecta, on the final stage in the 

 development of the organs of fiight 

 in the homomorphic, 380. 



Isopoda, on hermaphroditism in the 

 parasitic, 89, 254, 310 



Jack, R. L., on the discovery of 

 plants in the Lower Old Red Sand- 

 stone of Callander, 262. 



Jt'ftreys, Dr. J. G., on new and pe- 

 culiar MoUusca procured in the 

 ' Valorous ' expedition, 153, 231, 

 317. 



Joly, M., on the reproductive appa- 

 ratus of the Ephemeridse, 193. 



Lacon, new species of, 479. 



Lafoeina tenuis, obsei*vations on, 152, 



Leckenby, J., notice of the late, 436. 



Lepidoptera, new, 76, 91, 458. 



Lepralia, new species of, 103. 



Lethe, new species of, 95. 



Limacina, new species of, 338. 



Limonius, new species of, 480 



Lizards, new species of, 413. 



Loftusia persica, notes on, 61. 



Lomemus, new species of, 410. 



Lonchodes, new species of, 487. 



Lyperobius, new species of, 142. 



Macratria, new species of, 147. 



Macrurosaurus semnus, description 

 of, 265. 



Malacological notes, 357. 



Mammoth, on remains of the, from 

 Northern Spain, 268. 



Mantidiie, new genera of, 219, 308 ; 

 on the femoral brushes of the, 269 ; 

 on the development of the antennae 

 in the pectinicorn, 269. 



Mauisam-us Gardneri, description of, 

 268. 



Maupas, E., on the motile state of 

 Podophrya fixa, 198. 



Mecastrus, new species of, 469. 



Medusse, on the modifications under- 

 gone by the ovum of the phanero- 

 cai-pal, 430. 



Megnin, M., on the power possessed 

 by certain mites of living without 

 food, 270. 



Membranipora, new species of, 99. 



Metablax, new species of, 403. 



Miers, E. J., on Crustacea collected 

 at Spitzbergen, 131. 



Milne-Edwards, A., on the nidifica- 

 tion of the Aye- Aye, 271. 



Mollusca, on new and peculiar, pro- 



