54 



^9 



INDEX 



Cirripedes, their ovigerous frena, 

 196. 



, fossil, 357. 



, larva of, 481. 



Claparede, Prof., on the hair-clasp- 

 ers of the Acaridx, 202. 



Clarke, Rev. W. B., on old glaciers 

 in Australia, 418. 



Classification, 450. 



Clift, Mr., on the succession of 

 types, 388. 



Climate, effects of, in checking in- 

 crease of beings, 84. 



, adaptation of, to organisms, 



153- 



Climbing plants, 195. 



, developments of, 252. 



Clover visited by bees, 110, iii. 



Cobites, intestine of, 194. 



Cockroach, 90. 



Collections, palaeontological, poor, 

 340. 



Colour, influenced by climate, 146. 



, in relation to attack by flies, 



209. 



Columba livia, parent of domestic 

 pigeons, 39. 



Colymbetes, 429. 



Compensation of growth, 158. 



Compositae, flowers and seeds of, 157. 



, outer and inner florets of, 225. 



, male flowers of, 491. 



Conclusion, general, 519. 



Conditions, slight changes in, favour- 

 able to fertility, 317. 



Convergence of genera, 139. 



Coot, 189. 



Cope, Prof., on the acceleration or 

 retardation of the period of repro- 

 duction, 197. 



Coral-islands, seeds drifted to, 406. 



reefs, indicating movements of 



earth, 406. 



Corn-crake, 190. 



Correlated variation in domestic 

 productions, 29. 



Coryanthes, 203. 



Creation, single centres of, 400. 



Crinum, 302. 



Croll, Mr., on subaerial denudation, 

 339- 



, on the age of our oldest for- 

 mations, 359. 



■ , on alternate Glacial periods in 



the North and South, 418. 



Crosses, reciprocal, 306. 



Crossing of domestic animals, im- 

 portance in altering breeds, 36. 



, advantages of, 110. 



, unfavourable to selection, 1 13, 



Criiger, Dr., on Corj'anthes, 204. 

 Crustacea of New Zealand, 421. 

 Crustacean, blind, 150. 



air-breathers, 202. 



Crustaceans, their chels, 249. 

 Cryptocerus, 292. 



Ctenomys, blind, 150. 

 Cuckoo, instinct of, 262, 270. 

 Cunningham, Mr., on the flight of 



the logger-headed duck, 147. 

 Currants, grafts of, 311. 

 Currents of sea, rate of, 406. 

 Cuvier, on conditions of existence, 



262, 263. 



, on fossil monkeys, 356. 



, Fred., on instinct, 262, 263. 



Cyclostoma, resisting salt water, 439. 



D 



Dana, Prof., on blind cave-animals, 



151- 



, on relations of crustaceans of 



Japan, 417. 

 -, on crustaceans of New Zea- 



land, 421. 

 Dawson, Dr., on eozoon, 360. 

 De Candolle, Aug. Pyr., on struggle 



for existence, 77. 



, on umbelliferae, 157. 



, on general affinities, 469. 



, Alph., on the variability of 



oaks, 67. 

 -, on low plants, widely dis- 



persed, 446. 

 , on widely-ranging plants being 



variable, 69. 



, on naturalisation, 125. 



, on winged seeds, 158. 



-, on Alpine species suddenly be- 



coming rare, 180. 

 , on distribution of plants with 



large seeds, 407. 

 - — , on vegetation of Australia, 



423, 424. 



, on fresh-water plants, 430. 



-, on insular plants, 432. 



Degradation of rocks, 336. 

 Denudation, rate of, 337. 



of o!dest_ rocks, 360. 



of granitic areas, 345. 



Development of ancient forms, 384. 

 Devonian system, 382. 



Dianthus, fertility of crosses, 306, 



307. 

 Dimorphism in plants, 61, 319. 

 Dirt on feet of birds, 409. 

 Dispersal, means of, 403. 



during Glacial period, 411. 



Distribution, geographical, 395. 

 , means of, 403. 



Disuse, effect of, under nature, 147. 

 Divergence of character, 122. 

 Diversification of means for same 



general purpose, 203. 

 Division, physiological, of labour, 125. 

 Dog, resemblance of jaw to that of 



the Thylacinus, 463. 

 Dogs, hairless, with imperfect teeth, 



30. 



descended from several wild 



stocks, 35. 



, domestic instincts of, 268. 



