647 



Lyell, Mr., on the geological position of 

 the Mastodon at Big Bone Lick, 36. 



account of his views of N. Ame- 

 rican geology, 127. 



on the upright fossil trees in the 



coal strata of Cumberland, Nova 

 Scotia, 176. 



his account of the coal formation 



and gypsum of Nova Scotia, 184. 



on the cretaceous strata of New 



Jersey, &c., U.S., 301. 



on the probable age and origin of a 



bed of plu mbago and anthracite in mica 

 schist at Massachussetts, U.S., 416. 



on the Miocene tertiary strata of 



N. America, 547. 



— — on the Eocene tertiary strata of 

 N. America, 563. 



Macigno of Tuscany, Mr. Hamilton's 

 account of, 457. 



Macintosh, Mr., on the supposed evi- 

 dences of the former existence of 

 glaciers in N. Wales, 594. 



Macleay, Mr. W. S., account and figure 

 of Thalassina Emerii forwarded by 

 him from New Holland, 360. 



Malacca, mineral resources of, 166. 



Malta and Gozo, notice of the fossils 

 found in those islands, 230. 



Maltese islands, Lt. Spratt on the geo- 

 logy of, 225. 



Malverns, Mr. Phillips's investigations 

 in the, 77. 



Mammalia, fossil, from the Miocene ter- 

 tiary strata of N. America, 561. 



Man, Isle of, Mr. Strickland on concre- 

 tions in the tertiary beds, 8. 



Mantell, Dr., on ornithoidichnites in 

 Connecticut, 22. 



on fossil fruits from the chalk and 



greensand, 34. 



■ on the fossilized remains of the 



soft parts of Mollusca, 35. 



Marls of the new red sandstone, Mr. 

 M'illiams on their origin, 305. 



Martha's Vineyard Island, Massachus- 

 setts, U.S., Mr. Lyell on the tertiaries 

 of, 31. 



Maryland, U.S., Mastodon remains 

 found there, 38. 



Mr. Lyell on the Miocene tertia- 

 ries of, 547. 



Massachussetts, U.S., Mr. Lyell on the 

 tertiaries of, 31. 



Mr. Lyell on the probable age 



and origin of a bed of plumbago and 

 anthracite in the mica-schist of, 416. 



Mastodon, notice of the bones of a per- 

 fect specimen, 145. 



Mastodon giganteum, account of the 

 position in which it is found, 36. 



Mediterranean, notice of Prof. Edw. 

 Forbes's dredging operations in, 68. 



Melania sp. (cast), 573. 



Hamiltoniana, 380, 381. 



Merigomish (Nova Scotia), section of 

 carboniferous rocks near, 275. 



Metamorphic Silurian rocks of Norway, 

 604. 



Metamorphic rocks of Tuscany, 470. 



of Nova Scotia, notice of, by Dr. 



Gesner, 1 86. 



Mica-schist of Massachussetts, U.S., ac- 

 count of a bed of plumbago and an- 

 thracite in, 416. 



Middleton, Mr. , o n fluorine in bones,'43 1 . 



Mineral produce of some parts of India, 

 166. 



Mining districts of Asiatic Turkey, 

 account of, 512. 



Miocene tertiaries of N. America, Mr. 

 Lyell on, 547. 



Mollusca, Dr. Mantell on the fossil re- 

 mains of the soft parts of, 35. 



Mollusks, impressions of, on the surface 

 of lias, 17. 



Molluskite, account of, 35. 



Montivaltia atlantica, 311. 



Moraines, apparent, not necessarily due 

 to glacial action, 599. 



Morton, Dr., his observations on the 

 Massachussetts tertiary fossils, 31. 



Mountain limestone of Westmoreland 

 and Lancashire, 28. 



Munster, Earl of, notice of his death, 65. 



Murchison, Sir R. I., Address on an- 

 nouncing the awai'd of the Wollaston 

 medal to MM. Dufrenoy and E. de 

 Beaumont, 62. Anniversary address 

 (Feb. 1843) : Introductory remarks, 

 65. Notices of deceased Fellows : the 

 Earl of Munster, 65. Dr. Arnold, QQ. 

 Mr. Botfield, QQ. Official changes: 

 notice of Mr. Lonsdale's retirement, 

 Q7. Appointment of Prof. E. Forbes, 

 68. Palaeozoic rocks of the British 

 Isles : Review of memoirs on the Si- 

 lurian rocks, by Prof. Sedgwick, 70, 

 73, and by Mr. Sharpe, 70, 72. Ord- 

 nance Geological Survey of England, 

 75. Rocks of the Scottish border, 

 Mr. Stevenson's memoir, 79. Irish 

 Ordnance Geological Survey, 81. 

 Capt. Portlock's Report, 81. Account 

 of fossils by Mr. Griffiths and Mr. 

 M<'Coy, 82. Palceozoic rocks: me- 

 moir on fossils by M. de Verneuil and 

 Count d'Archiac, 83. Mr. Brodie's 

 discovery of fishes' remains in Silu- 

 rian rocks, 84. Igneous rocks of 

 South Staffordshire, 84. Secondary 

 British rocks: New red sandstone, 



