INDEX TO THE PROCEEDINGS. 



Mica-schist from Muchuls, contorted 

 " Kipple-drift" in, 405. 



Mica-schist, Mr. H. C. Sorby on the 

 original nature and subsequent alter- 

 ation of, 401. 



Mica-slate of Loch Earn, 195 ; the 

 southern Grampians, 197. 



Michelinia favosa, 4. 



Middle Lias, definition of the, 279. 



Mineral from Mountgerald, Dr. G. 

 Anderson on a bituminous, 522; 

 Mr. A. C. Mackenzie on abituminous, 

 522. 



Mineralogy and geology of Borneo 

 and the adjacent Islands, M. Corn, 

 de Groot on the, 515. 



Miocene beds of Malta. Dr. A. Leith 

 Adams on the, 277 ; Mr. J. D. Mac- 

 donald on a new Thecidium from 

 the, 517. 



Miocene formation of the West Indian 

 Islands, 452. 



Mocktree, Mr. R. Lightbody on a sec- 

 tion at, 368 ; section in the Aymes- 

 try Limestone at, 369. 



Montlivaltia ponderosa, 433, 441, 513. 



Montserrat, fossil Coral from, 443,452. 



Moore, J. C, Esq., on some Tertiary 

 Shells from Jamaica; with a note 

 on the Corals, by P. Martin Dun- 

 can, M.B., F.G.S. ; and a note on 

 some Nummulinse and Orbitoides, 

 by Prof. T. Eupert Jones, F.G.S., 

 510. 



Moulin Quignon, Abbeville, Mr. J. 

 Prestwich on the section at, 497 ; 

 peculiar character of flint imple- 

 ments from, 497 ; section of the 

 gravel-pit at, 501. 



Mountgerald, bituminous mineral 

 from, 522. 



Murchison, Sir R. I., on the Gneiss 

 and other Azoic rocks, and on the 

 superjacent Palaeozoic formations of 

 Bavaria and Bohemia, 354 ; on the 

 Permian rocks of north-eastern Bo- 

 hemia, 297 ; on the relations of the 

 Ross-shire sandstones containing 

 Pveptilian footprints, 506 ; reply on 

 receiving for Prof. Senft the Wollas- 

 ton Donation-fund, xxviii. 



Museum Committee, report of the, ii ; 

 donations to the, xiv. 



Naiadites Icevis, 79. 



Natore group of rivers, 336. 



Nautilus Burtini, 15. 



■ Fleming ianus, 15. 



Nebalia, 90. 



Nematoxylon crassum, 466. 



tenue, 467. 



Nerinaea?, n. sp., 10. 



Nertchinsk, geology of the neighbour- 

 hood of, 71. 



Newlands to Sunderland, section from, 

 116. 



New Yoi'k, Devonian Plants of, 468. 



Nicol, Prof. J., on the geological struc- 

 ture of the southern Grampians, 180. 



"No Ground," swatch of, 351. 



North America, Crustacea from the 

 Coal-measures and Devonian rocks 

 of British, 75. 



Norway, Huronian formation of, 49. 



Nova Scotia, Lower Carboniferous 

 Brachiopoda of, 158 ; new Enalio- 

 saurian from the Coal-formation of, 

 52. 



Nummulinae and Orbitoides from Ja- 

 maica, Prof.T. Rupert Jones on, 514. 



Nummulitic limestone of eastern Ben- 

 gal, 524 ; list of fossils from the, 526. 



Oculina, sp., 445. 



Oldham, Dr. T., on the occurrence of 

 rocks of Upper Cretaceous age in 

 eastern Bengal, 524. 



Old Red Sandstone and Upper Devo- 

 nian rocks, Mr. J. W. Salter on the 

 Upper, 474. 



Old Red Sandstone near Ludlow, 

 Crustacean tracks from the, 233; 

 of the southern Grampians, 197. 



Oolite of the Middle and South of 

 England, Dr. H. B. Holl on the In- 

 ferior, 306. 



Oolites of Scarborough, Mr. J. Lecken- 

 by on fossil Plants from the, 519. 



Orbitoides from Jamaica, Prof. T. 

 Rupert Jones on, 514. 



Organic remains from the Brick -pit at 

 Lexden, near Colchester, 398. 



Ortkoceras decrescens, 16. 



rachidium, 16. 



vesiculosum, 15. 



Oscillations of rivers, table of the, 324. 



Oxford Clay, near Peterborough, fossil 

 wood in the, 317. 



Paleeocarabtcs Russellianus, 520. 



Palaeozoic and Mesozoic formations of 

 India, table of the, 150; periods, 

 faunae of the, 160. 



Palaeozoic formations of Bavaria and 

 Bohemia, Sir R. I. Murchison on 

 the, 354. 



Pampean formation near Buenos Ayres, 

 Mr. C. Darwin on the thickness of 

 the, 68. 



Paradoxides Davidis, 276. 



in Britain, Mr. J. W. Salter on 



the discovery of, 274. 



Parallel Roads of Glen Roy, height of 

 the, 255 ; horizontally of the, 255 ; 

 in their relation to the Glacial pe- 



