IXDEX, 



115 



Coal formation, Forster's section 

 of, i. 58 ; iron ore and lime in, i. 

 59 ; its origin and importance to 

 man, i. 59. 



Coal, proofs of its vegetable origin, 

 i. 342, 344 ; complex history of, 

 i. 363 ; stages in the production 

 and application of, i. 363 ; ter- 

 tiary brown coal or lignite, i. 

 381, et seq ; proofs of design in 

 the dispositions of, i. 392 ; grand 

 supply from strata of the carbo- 

 niferous order, i. 393 ; physical 

 forces employed to render it ac- 

 cessible to man, i. 393, 395 ; ad- 

 vantage of its disposition in ba- 

 sins, 394 ; thickness of beds of, 

 i. 396 ; remarkable accumulation 

 of, i. 396 ; associated with iron 

 ore, i. 396, 397 ; adaptation to 

 purposes of human industry, i. 

 397,398 ; inestimable importance 

 of, i. 400 ; mechanical power 

 derived from, i. 397, 400 ; im- 

 provident and gratuitous destruc- 

 tion of near Newcastle, i. 401 ; 

 early adaptation of to the uses 

 of man, i. 402. 



Collini, pterodactyle figured by, i. 

 173. 



Cololites, fossil intestines of fishes 

 discovered by Prof. Agassiz. i. 

 156; found by Lord Greenock 

 in coal, near Edinburgh, i. 155. 



Comatula, habits of, and resem- 

 blance to pentacrinite, i, 315, 

 326. 



Combe, definition of the term, ii. 106. 



Conchifers, inferior to mollusks 

 that construct turbinated shells, 

 i. 225. 



Conchology, important to geology, 

 i. 92. 



Connecticut, fossil footsteps of 

 birds in, ii. 39. 



Conybeare, Rev. W. I)., his sec- 

 tions across England, i. '15; his 

 report on geology to British 

 Association, i. 49 ; his memoir 

 and map of Europe, i. 68 ; pros- 

 pective provisions for the benefit 

 of man, i. 84 ; selections from 

 his plates of ichthyosauri, i. 138, 

 139 ; his observations on the 

 lower jaw of ichthyosaurus, i. 



139 ; on the articulation of the 

 vertebrse in ichthyosaurus, i. 141 ; 

 his remarks on the paddles of 

 ichthyosaurus, i. 144 ; his resto- 

 ration of plesiosaurus, i. 159 ; his 

 inferences concerning plesiosau- 

 rus, i. 164, 166 ; his observations 

 on faults, 405, 406. 



Conifers, date of their commence- 

 ment, i. 367 ; microscopic struc- 

 ture of, i. 364 ; peculiarities in 

 structure of, i. 365 ; geological 

 extent of, i. 364, 367 ; fossil re- 

 ferable to existing genera, i. 366 ; 

 fossil stems in erect position, i. 

 o67 ; wood of, perforated by te- 

 redines, i. 361. 



Consolidation of strata, partly by 

 aqueous partly by igneous action, 

 i. 59. 



Coprolites, description of, i. 148 ; 

 extensive occurrence of, i. 148 ; 

 found in skeletons of ichthyosau- 

 ri, i. 149 ; marks of mucous 

 membrane on, i. 152 ; formation 

 explained, note, 152 ; indicate 

 the food of ichthyosauri, and 

 character of their intestinal ca- 

 nal, i. 154; derived from fishes 

 in various formations, i. 155; 

 polished for ornamental pur- 

 poses, i. 155 ; conclusions from 

 discovery of, i. 157 ; in coal for- 

 mation near Edinburgh, i. 209 ; 

 preserved in bodv of macropoma, 

 i. 216. 



Coral, secreted by polypes, i. 333 ; 

 reefs, i. 334 ; their influence in 

 the formation of strata, i. 335 ; 

 fossil, inference from their state, 

 i. 96 ; rag, extent of, in counties 

 of Oxon, Bucks, Wilts, and York- 

 shire, i. 335. 



Corn-cockle muir, tracks of tortoises 

 at, i. 198. 



Cornwall, amount of steam power 

 employed in, i. 400 ; invasions 

 of by drifted sand, i. 104; dis- 

 position of metallic veins in, i. 

 411. 



Corydalis, wing of, found in iron 

 stone, of the coal formation, i. 

 309 ; ii. 77. 



Cosmogony, Mosaic, the author's in- 

 terpretation of, i. 26. 



