INDEX. 



4/71 



Mantell's, the late G. A., Medals of 

 Creation, reviewed, 201. 



Medusae, on the habits of, 462. 



Megalostoma, note on the genus, 416. 



Meissner, Dr. G., on the genus Mer- 

 mis, 421. 



Mermis, on the genus, 421. 



Meteorological observations, 79, 159, 

 239, 319, 399, 466. 



Microscopic test-objects, on the struc- 

 ture of certain, 44 1 . 



Miers, J., on the genus Lyciuiu, 1, 

 131, 182, 336; on the correctness 

 of the position assigned to Oxycla- 

 dus in the family of Bignoniaceae, 

 310. 



Minnows, voracity of, 36/. 



Mites, on diseases in plants caused 

 by, 456. 



Mollusca, on the structure of the 

 organs of breathing in the, 34 ; new 

 genera of, 69, 76, 418 ; on the oc- 

 currence of rare Irish, 397 ; typical 

 collections of, 397. 



Monkeys of the Amazon, on the, 451. 



Moore, D., on the introduction of 

 Anacharis Alsinastrum, 309. 



Morrisia, new species of, 149. 



Myrina, characters of the new genus, 

 76. 



Neilo, characters of the new genus, 69; 

 new species of, 70. 



Neriene, notes on some species of, 32. 



Notopocorystes, new species of, 118. 



Nudibranchiata, new species of British, 

 102. 



Object-glasses, on the relation of the 

 angular aperture of, to their pene- 

 trating power and to oblique light, 

 212. 



Orbicula, new species of, 151. 



Ornithology of Ceylon, notes on the, 

 57, 105, 264. 



Ounces, note on the, 394. 



Owen, Prof., on the anatomy of the 

 tree kangaroo, 448. 



Oxycladus, on the position of, in the 

 system, 310. 



Paxillus, new species of, 70. 



Peach, C. W., on the habits of 

 Medusae and some small fishes, 

 462. 



Peliostomum, new species of, 3. 

 Pentarthrum, characters of the new 



genus, 129. 

 Petrogale, new species of, 465. 

 Physa fontinalis, on the habits of, 366. 



Pipra, new species of, 158. 



Plants, on the structure of the coal 

 epoch of, 229 ; on associations of 

 colour and relations of colour and 

 form in, 401 ; new localities for rare 

 British, 315, 455; on diseases in, 

 caused by mites, 456. 



Pleurosigma, on the structure of the 

 valves of some species of, 441. 



Polvtoma Uvella, on the reproduction 

 of, 321. 



Pterocyclos, on the geographical dis- 

 tribution of, 416. 



Ptilotis, new species of, 302. 



Reproduction, analogy between the 

 processes of, in the plant and in the 

 hydroid zoophyte, 313. 



Respiration, on the mechanism of 

 aquatic, in invertebrate animals, 34, 

 241. 



Reussia, characters of the new genus, 

 120. 



Rhamnus, on the supposed antheridia 

 of, 141. 



Rissoa, new species of, 123. 



Royal Institution of Great Britain, 

 proceedings of the, 72. 



Royal Society, proceedings of the, 67, 

 205,285,441. 



Salticus, notes on some species of, 28. 



Sanderson, Dr. J. S. B., on the sup- 

 posed antheridia of Rhamnus, 141. 



Sarcophaga, on the occurrence of 

 larvae of, in the human eye and 

 nose, 238. 



Schneider, A., on the natural history 

 of the Infusoria, 321. 



Sclater, P. L., on two new species of 

 South American birds, 158. 



Seal, note on the African, 394. 



Sea-water for the aquarium, method 

 of manufacturing, 65, 419. 



Sedgwick, Prof., rejoinder to Prof. 

 Milne-Edwards, and Mr. Bower- 

 bank, 195. 



Seeman, B., on the natural order 

 Crescentiaceae, 233. 



Sericinus, on the species of the genus, 

 305. 



Shells, on the arrangement of the 

 families of bivalve, 2 1 . 



Sowerby's, J. E., Ferns of Great 



Britain, reviewed, 284. 

 Spiders, notes on British, 28. 

 Spiderwort, on the formation of the 

 stomata in the epidermis of the 

 leaves of the, 75. 



