INDEX. 



511 



Mammoth Cave, Kentucky, on the 

 bhnd animals which inhabit the, 71. 



Marasraius, new species of, 403. 



Martens, M., on the colours of plants, 

 350. 



Meteorological observations, 79, 159, 

 239,351,431,506. 



Milne-Edwards's, Prof., reply to an 

 article by Professor Sedgwick, 469. 



Mitra, new species of, 155. 



Monasa, on the species of, 480. 



Monotospora, new species of, 462. 



Moore, T., on Ophioglossum lusitani- 

 cura, 344. 



Morren, C, on a migration of dragon- 

 flies, 239. 



Miiller, Prof. J., on the structure of 

 the Echinoderms, 1, 112, 241. 



Mungoos, on the habits of the, 505. 



Murex, new species of, 152. 



Myochama, new species of, 497. 



Myriapoda, on the circulatory system 

 in the, 182. 



Myrmica, new species of, 54. 



Nassa, new species of, 156. 



Nectria, new species of, 467. 



Neriene, new species of, 179. 



Nessia, new species of, 25. 



Newport, G., on certain statements 

 contained in Dr. T. Williams's 

 papers on the respiratory organs of 

 the Articulata, 346 ; on the repro- 



lii^uction of lost parts in earthworms, 



:^23. 



Notamia bursaria, observations on, 



347. 

 Nucleolites, new species of, 319. 

 Odontomachus, new species of, 100. 

 CEcodoma, new species of, 49. 

 Oidium, new species of, 463. 

 Oligoneuria rhenana, note on, 77- 

 Opegrapha, on the British species of, 



87, 202. 

 Ophioderma, new species of, 376. 

 Ophioglossum lusitanicum, occurrence 



of, 344. 

 Ophiuridae, on the oral skeleton of 



the, 117. 

 Ornithology of Ceylon, notes on the, 



123, 212, 257, 446. 

 Otina, on the teeth of, 74. 

 Owen, Prof., on the eggs and young 



of the Apteryx, and on the casts of 



the eggs and certain bones of iEpy- 



ornis, 229 ; on the structure and 



homologies of teeth, 327. 



Oxygnathus, new species of, 436. 



Paget, J., on a new Helix from 

 Montpellier, and a new Ilydrobia 

 from Nice, with observations on 

 some varieties of the extra-marine 

 shells of those districts, 454, 505. 



Paradisea apoda, note on, 157. 



Partula, new species of, 150, 494. 



Patellaria, new species of, 465. 



Peach, W., on the occurrence of 

 Leptocephalus Morrisii, 238. 



Pearls, figured, of the Chinese, 238. 



Pedina, new species of, 312. 



Pegus, Lieut., on the habits of the 

 Mungoos, 505. 



Pentacrinus, new species of, 380. 



Peronia, on the teeth of, 74. 



Petromyzonidaj, synopsis of the fa- 

 mily, 59. 



Peziza, new species of, 463. 



PfeifFer, Dr. L., on new species of 

 shells, 140, 491. 



Phoenicothraupis, new species of, 24. 



PhoHdophorus, new species of, 434, 

 435. 



Planaxis, new species of, 152. 



Plants, habitats for rare British, 69, 

 340, 505 ; new method of propaga- 

 ting, 219 ; on the colours of, 350. 



Platygramma, on the British species 

 of, 393. 



Ploceus Philippensis, note on, 496. 



Polycyphus, new species of, 318. 



Polypedates, new species of, 407. 



Polyporus, new species of, 404. i 



Ponera, new species of, 101 . ' 



Potamogeton, note on a species of, 

 503. 



Ptycholepis, new species of, 435. 



Puccinia, new species of, 461. 



Pupa, new species of, 97. 



Pycnodus, new species of, 436. 



Rana, new species of, 30. 



Reeve, L., on a new species of Helix, 

 349. 



Reptiles of Ceylon, on the, 25, 1 37, 407 . 



Rhamnese, on the supposed anthe- 

 ridia of the, 342. 



Rhinanthus Crista-galh, on the para- 

 sitic habits of, 422. 



Rhinophis, new species of, 26. 



Rhinotrichum, new species of, 462. 



Rissoa, new species of, 68. 



Rissoina, new species of, 65, 152. 



Royal Institution of Great Britain, 

 proceedings of the, 327. 



