LUCAS. 



INDEX. 



451 



Zucas, Dr. P., on resemblance of child 

 to parent, 261. 



Lund and Clausen, on fossils of 

 Brazil, 310. 



Lyell, Sir C, on the struggle for 

 existence, 49. 



— — , on modern changes of the 

 earth, 75. 



, on terrestial animals not having 

 been developed on islands, 180. 



, on a carboniferous land-shell, 



271. 



, on strata beneath Silurian 



system, 287. 



, on the imperfection of the 



geological record, 289. 



, on the appearance of species, 



289. 



, on Barrande's colonies, 291. 



, on tertiary formations of 



Europe and North America, 298. 



, on parallelism of tertiary for- 

 mations, 301. 



, on transport of seeds by ice- 



oergs, 328. 



, on great alternations of cli- 

 mate, 342. 



, on the distribution of fresh- 

 water shells, 345. 



, on land-shells of Madeira, 



357. 



Lyell and Dawson, on fossilized trees 

 "in Nova Scotia, 278. 



Lythrum salicaria, triruorphic, 254. 



Macleay, on analogical characters, 



373. 

 Macrauchenia, 302. 

 M'Donnell, Dr., on electric organs, 



150. 

 Madeira, plants of, 83. 



, beetles of, wingless, 109. 



, fossil land-shells of, 311. 



, birds of, 348. 



Magpie tame in Norway, 209. 



Males righting, 69. 



Maize, crossed, 257. 



Malay Archipelago compared with 



Europe, 280. 



, mammals of, 352. 



Malm, on flat-fish, 186. 

 Malpighiaceie, small imperfect flowers 



of, 173. 



Malpighiaceae, 367. 



Mammas, their development, 189. 



, rudimentary, 397. 



Mammals, fossil, id secondary for- 

 mation, 283. 



, insular, 351. 



Man, origin of, 428. 



Manatee, rudimentary nails of, 40^r. 



Marsupials of Australia, 90. 



, structure of their feet, 382. 



, fossil species of, 310. 



Martens, M., experiment on seeds, 325. 

 Martin, Mr. W. C, on striped mule», 



129. 

 Masters, Dr., on Saponaria, 174. 

 Matteucci, on the electric organs of 



rays, 150. 

 Matthiola, reciprocal crosses of, 244. 

 Maurandia, 197. 

 Means of dispersal, 323. 

 Mellipona domestica, 220. 

 Merrell, Dr., on the American cuckoo, 



212. 

 Metamorphism of oldest rocks, 287. 

 Mice destroying bees, 56. 



, acclimatisation of, 113. 



, tails of, 189. 



Miller, Prof., on the cells of bees, 



221, 224. 

 Mirabilis, crosses of, 243. 

 Missel-thrush, 59. 

 Mistletoe, complex relations of, 2. 

 Mivart, Mr., on the relation of hair 



and teeth, 115. 

 , on the eyes of cephalopods, 



151. 

 , various objections to Natural 



Selection, 174. 



, on abrupt modifications, 201. 



, on the resemblance of the 



mouse and antechinus, 373. 

 Mocking-thrush of the Galapagos, 



357. 

 Modification of species not abrupt, 



424. 

 Moles, blind, 110. 

 Molothrus, habits of, 215. 

 Mongrels, fertility and sterility cf. 



255. 

 — — and hybrids compared, 259 

 Monkeys, fossil, 284, 285. 

 Monachanthus, 372. 

 Mons, Van, on the origin of fruit- 

 trees, 21. 



