700 



gical monuments, the history of the 

 earth can be traced back anterior to 

 the creation of organic beings, 521. 



L-ytchett, notice of peat bogs in the 

 parish of, 601 . 



M'Cleland (Dr.), on the geology of 

 part of Upper Assam, 566. 



Magnesian limestone, notice of fossil 

 fishes in, 207. 



Main or I.eightmore fault, Coalbrooke 

 Dale, notice of, 19. 



Malcolrason (G. J. Esq.), on the east- 

 ern portion of the great basaltic 

 disli-ict of India, 579; physical fea- 

 tures, 579 ; geological structure, 

 5B0; thermal springs and mineral 

 waters, 583 ; on the occurrence of 

 wealden strata at Linksfield, on re- 

 mains of fishes in the old red sand- 

 stone near Elgin, and on raised 

 beaches along the adjacent coast, 667. 



Mallow, notice of a thermal spring at, 76. 



Malvern and Abberley Hills, notice of, 

 15 j description of the trap rocks of, 

 91. 



Mammalia, notice of, found in the 

 oyster bed opposite Swale Cliff", 79; 

 in the Sewalik Hills, 395; account 

 of the deposits in the neighbourhood 

 of the Plata containing extinct, 542; 

 bones of fossil, associated with fresh- 

 water shells of existing species near 

 Cropthorne, 111. 



Mantell (G. Esq.), on the bones of birds 

 from the strata of Tilgate Forest, 

 203 ; account of a coffin-bone of a 

 horse, from the shingle bed, Brighton, 

 203 ; Wollaston Medal and balance 

 of Proceeds awarded to, 124, 142. 



Maria Island, Van Diemen's Land, 

 notice of, 415. 



Mariano Rivero, notice of his views 

 respecting changes of level on coast 

 of Chili, 446. 



Marine shells, on gravel containing 

 recent, at the Willington, 189; at 

 Narley Bank, 415; near Shrews- 

 bury, 200 ; near Elie, 180; in cer- 

 tain elevated hills of gravt4 in the 

 vicinity of Dublin, 435. 



Marlstone, and upper lias of York- 

 shire, account of, 416, 



Masanet, volcanic rocks of Olot do 

 not extend to, 22. 



Mastodon, tooth of a, from the crag at 

 Thorp, 417. 



May Hill, notice of, 1 5. 



Maziuideran, geological notes on, 591. 



Mendip Hills, notice of several ravines 

 and fractures in the, 79 ; supposed 

 relative age of bone caves of, 80. 



Mineral masses, on the structure of 

 large, 181. 



Mineral veins, on the formation of, 

 406 ; on the process by which they 

 have been filled, 539. 



Mineral waters, nature of, in the island 

 of St, Paul, 112; in Zante, 573 ; in 

 Southern India, 583 ; in Worcester- 

 shire, 594 ; analysis of, near Oxford, 

 204. 



Mines, account of the, at Huantaxaya, 

 598. 



Mingan Islands, geological structure 

 of, 4 ; succession of shingle beaches 

 on the, 5. 



Missouri, sketch of formations on the 

 banks of the, 104. 



Mitchell (Dr.), sections of quarries at 

 Quainton and Brill, 6 ; on the clift' 

 at Reculver, 7 ; on a well at Beau- 

 mont Green, 551 ; on the chalk and 

 flints of Yorkshire compared with the 

 chalk and flints of the south of En- 

 gland, 113. 



Moen, on the cretaceous and tertiary 

 strata of, 191. 



Monkey, on remains of, discovered in 

 the Sewalik Hills, 544, 568, 



Montgomeryshire, notice of trap rocks 

 of, 85. 



Moore (Mr,), on the earthquake in 

 Syria, Jan. 1837,540. 



Moreton Bay, notes on the geology of 

 the country between Hunter's River 

 and, 109 ; remarks on the geology 

 of the Bay, 110. 



Morris (Mr. J.), on the strata usually 

 termed plastic clay, 450 ; coast sec- 

 tion from White Cliff Lodge to the 

 Cliff's end, 595. 



Morllake, on an artesian well at, 449. 



Mould, on the formation of, 574. 



Mount Argajus, account of, 653. 



Mountain chains, on the elevation of, 

 by the action of existing causes, 75 ; 

 observations on, as effects of conti- 

 nental elevations, 654. 



Mudge (Capt.), on the ossiferous caves 

 of Yealm Bridge, 399. 



Mula, Spain, account of tertiary strata 

 near, 81. 



Munster coal, not transition, 118. 



Murchison (R. I. Esq.), on the old 

 red of Herefordshire, Brecknock- 

 shire, and Carmarthenshire, and on 

 the dislocations of the north-west 

 margin of the South Welsh coal 

 basin, 11; on the structure and 

 classification of the rocks beneath 

 the old red sandstone in Shropshire, 

 &c., 13 ; on the gravel and alluvium 

 on the old red of Herefordshire, &c., 

 77; referred to three epochs, 78; on 

 the Southstone rock, 78 ; on certain 

 trap rocks in Shropshire, &c., 85 ; 



