422 



INDEX. 



Jfaidacarpum, 237. 



Kainozoic period, 45, 294-296. 



Kangaroo, 362. 



Kelloway Rock, 234. 



Kent's Cavern, deposits in, 356. 



Keuper, 209, 211. 



KimmeridKe Clay, 234, 239. 



King-crabs", 84, 126, 127, 182. 



Komnckia, 219. 



Kossen Beds, 210, 211. 



Labyrinthodon Jcegeri, 223. 



Labyrinthodontia, 194 ; of the Carbon- 

 iferous, 193-195; of the Permian, 

 204; of the Trias, 221-223. 



Lace-corals, 110, 127, 148, 186, 202, 216. 



Laeertilia, 206; of the Permian, 205, 

 206; of the Trias, 223, 224; of the 

 Jurassic, 259; of the Cretaceous, 

 288. 



Laslaps, 287. 



Lamellibranchiata, of the Cambrian, 

 89; of the Lower Silurian, 112; of 

 the Upper Silurian, 130; of the De- 

 vonian, 150 ; of the Carboniferous, 

 190; of the Permian, 202; of the 

 Trias, 216 ; of the Jurassic, 242-244 ; 

 of the Cretaceous, 276-278; of the 

 Eocene, 302. 



Lamna, 283, 323. 



Lamp-shells (see Brachiopoda) . 



Land-tortoises, 324. 



Lauracese, 320. 



Laurentian period, 65 ; rocks of, 65, 

 66; Lower Laurentian, 66; Upper 

 Laurentian, 66; areas occupiedby 

 Laurentian rocks,66; limestones of, 

 66, 67; iron-ores of, 68; phosphate 

 of lime of, 68; graphite of, 68; life 

 of, 67-75. 



Leaf -beds of the Isle of Mull, 316. 



Leda, 302; truncata, 351. 



Leguminosites Marcouanus, 271. 



Lemming, 358, 359. 



Lepadidse, 275. 



Lepadocrinus Gebhardi, 107. 



Leperditia, 109; canadensis 108. 



Lepidaster, 122. 



Lepidechinus, 181. 



Lepidesthcs, 181. 



Lepidodendroids, 168, 171, 212. 



Lepidodcndron, 120, 138, 168, 200; Stem- 

 bergi, 171. 



Lepidoptera, 322. 



Lepidosircn, 156. 



Lepidostcus, 191. 



Lepidostrobus, 170. 



Lepidotus, 283. 



Leptxna, 111, 112, 127, 241 ; Liassiea, 

 242; sericea, 111. 



Leptocoslia, 129 ; plano-convexa. 129. 



Lias, 233, 234, 236. 



Lichas, 110. 



Licrophycus OUnwacnsis, 98. 



Lignitic Formation of North Amer- 

 ica, 298, 304. 



Lily-encrinite, 215, 216. 



Lima, 242. 



Lime, phosphate of, 31, 32. 



Limestone, 24-29 ; va/ieties of, 29-31 ; 

 origin of, 22 ; microscopical struc- 

 ture of, 27; Crinoidal, .25; Forma- 



miniferal, 25, 27; coralline, 26; 

 magnesian, 29; metamorphic, 27; 

 oolitic, 30-31 ; pisolitic, 30; bitumi- 

 nous, 37; Laurentian. 67. 



Limnsea, 304; pyramidalis. 304. 



Limulus, 84, 126, 127, 182. 



Lingula, 88, 89, 111, 129, 149, 202; Cred- 

 neri, 202. 



Lingula Flags, 78, 79, 89. 



Lingulella, 88; Damsii, 88; ferru- 

 ginea, 88. 



Liriodendron, 270, 319; Meekii, 271. 



Lithostrotion, 176 ; irregular e, 178. 



Lituites, 132. 



Lizards (see Lacertilia). 



Llama, 368. 



Llanberis Slates, 78. 



Llandeilo rocks, 93, 95, 97. 



Llandovery rocks, 94; Lower, 93; Up- 

 per, 117. 



Lobsters, 183, 215, 240, 275. 



Loess, 352. 



London Clay, 297, 298. 



Longmynd rocks, 77-80, 83. 



Lonsdaleia, 176. 



Lophiodon, 327. 



Lophophyllum, 176. 



Lower Cambrian, 77-79; Chalk, 266; 

 Cretaceous, 264, 265 ; Devonian, 136; 

 Eocene, 297,1 298; Greensand, 265, 

 266 ; Helderberg, 119, 120 ; Lauren- 

 tian rocks, 66; Ludlow rock, 117; 

 Miocene, 376; Old Red Sandstone, 

 J36; Oolites, 234, 235; Silurian per- 

 iod, 91-116 ; rocks of, in Britain, 93- 

 95, in North America, 94-97; life of, 

 98-116. 



Loxonema, 190, 203, 219. 



Ludlow rocks, 118, 119. 



Lycopodiacex, 120, 139, 170. 



Lynton Group, 136. 



Lyrodesma, 112. 



Macaques, 334, 343. 



Machseracanthus major. 154, 157. 



Machairodus, 227, 257, 333, 342, 374; 

 cultridens, 343. 



Maclurea, 112; crenulata, 113. 



Macrocheilus, 190, 203. 219. 



Macropetalichthys, 153; Sullivantt t W. 



Macrotherium giganteum, 326. 



Macrurous Crustaceans, 183. 



Mactra, 302. 



Maestricht Chalk, 267, 288, 295. 



Magnesian Limestone, 29; nature 

 and structure of, 30; of the Per- 

 mian series, 198, 200. 



Magnolia, 270, 300, 320. 



Mammalia, of the Trias, 230, 231 ; of 

 the Jurassic, 261, 262 ; of the Eocene, 

 309 314; of the Miocene, 324-3.,4; of 

 the Pliocene, 339-343 ;Post-Pliocene, 

 361-379. 



Mammoth, 352, 354, 358, 370-372. 



Man, remains of, in Post-Pliocene 

 deposits, 354,357. 



Manatee, 309. 



Mantellia, 237 ; megalophylla, 237. 



Maple, 300, 320, 321. 



Marble, 29; encrinital, 25; statuary, 



Marcellus Shales, 137. 



