SUBJECT-INDEX. 



587 



Individuality: the botanical, J?, 201-3; 

 the zoological, 1, 203-4 ; the fertilized 

 germ product, 1, 204-6 ; definition of 

 life, 1, 20G-8. 



Individuation : genesis, 2, 408-10, 472 ; 

 total cost, 2, 415-7 ; genesis and 

 evolution, 2, 474-8. 



Infusoria: functional specialization, 1, 

 306 ; primary aggregate, 2, 79 ; lack 

 ing symmetry, 2, 170, 171 ; tissue 

 differcntiMion, 2 t 282, 378; genesis, 

 2, 423, 432. 



Injuries, repair of animal, 1&amp;gt; 175 179- 

 82, 253. 



Insanity, and heredity, 1, 252. 



Insects : temperature, 1, 44, 146 ; phos 

 phorescence, 1, 46 ; self-mobility, 1, 

 147 ; homogenesis, I, 211 ; partheno 

 genesis in lepidoptera, 1, 214, 217, 

 233 ; growth and reproduction, 1, 231 ; 

 vegetal and animal distribution, 1, 

 313 ; distribution in time, 1, 324 ; 

 development, 1, 371, 373; segmenta 

 tion, I, 380 ; aborted organs, 1, 386, 

 387; East Indian distribution, 1, 390; 

 floral fertilization, 1, 438; 2, 153-5, 

 158, 250-3, 571; integration and 

 homology, 2, 99-102, 108 ; bilateral 

 symmetry, 2, 181 ; sexual selection, 

 2, 253 ; eyes, 303 ; environment, 2, 

 413 ; cost of genesis, 2, 416, 417 ; 

 development and genesis, 2, 441 ; 

 nutrition and genesis, 2, 455. 406-8. 



Instability of the homogeneous (see 

 Homogeneous). 



Integration : morphological composition, 

 2, 4-6; ariicv.lata, 2, 99-102, 108; 

 vegetal physiological, 2, 2-75-8, 278-81, 

 383 ; genesis, 2, 404, 406-8. 



Internodes : varied development, 2, 35- 

 6 ; nutrition and length, 2, 162. 



Intestine (see Alimentary canal). 



Irish, nutrition and genesis, 2, 483. 



Iron : isomerism of compounds, 1, 4 ; 

 colloidal form of peroxide, 1, 17, 20 ; 

 molecular rearrangement, 1, 274, 289, 

 487 ; vegetal absorption, 2, 542. 



Iron industry, interdependence of social 

 function, 1, 194-6, 197-8. 



Isomerism : of organic constituents, 1, 

 4, 9, 23 ; ternary compounds, 1, 11 ; 

 quaternary, 1, 13, 23 ; muscular 

 action, 1, 56 ; organic evolution, 1, 

 483, 486 ; differentiation of nerve 

 tissue, 2 316-51, 352 ; of muscular 

 tiesue, 8, 351-5. 



JAUNDICE (see Disease). 



Jaws, of uncivilized and civilized, l t 

 455. 



JinigermanniacecB : morphology, 2, 21- 

 7 ; continuous and discontinuous de 

 velopment, 2, 49-52, 84; tubular 

 structure, 2, 54, 59 ; proliferous 

 growth, 2, 63, 83 ; colour, 2, 71, 249 ; 

 symmetry, 2, 125 ; fertility and growth, 

 2, 421. 



Jussieu, A. de, Tegetal classification, 1, 

 296. 



LABOTJE, physiological division of, 1, 1GO, 

 163 ; 2, 365. 



Lamarck, J. 13. P. A. de M. : zoological 

 classification, 1, 300 ; opinions of E. 

 Darwin and, 1, 403, 405-9. 



Laminaria : pseudo-foliar and axial 

 development, 2, 22 j tissue, 2, 229, 

 239, 255. 



Language and evolution, .?, 347, 357-8, 

 360. 



Laurel, leaves of, S, 134, 231. 



Leaves : development and aggregation, 

 2, 28-33, 73 ; stem-like stalks, 2, 32 ; 

 homology, 2, 33-6, 71-4; foliar and 

 axial development, 2, 36-46, 511-6; 

 &quot; aclnate,&quot; 2, 55 ; proliferous growth, 

 2, 63, 83 ; nutrition and develop 

 ment, 2, 73-4; symmetry, and of 

 branches, 2, 133-5* 136 ; size and 

 distribution of leaflets, 2, 137-40; 

 transition from compound to simple, 

 2, 140-3 ; unsymmefcrical form. 143- 

 4; morphological summary, 2. 216; 

 tissue differentiation, 2, 229 ; distri 

 bution, 2, 231 ; outer tissues of stem 

 and, 2, 239-42. 253, 380; distribution 

 of stomata, 2, 243 ; wax deposit on, 

 2, 243-5 ; light and colour, 2, 245 ; 

 superficial differentiation, 2, 246-8, 

 254,380; root nourishment from, #, 

 257 ; inner tissue differentiation, 2 t 

 261, 381 ; vascular tissue differentia* 

 tion, 2, 269, 272, 381 ; dye absorption 

 and circulation, 2, 539-43, 546 ; vas 

 cular system, , 557-61, 565; arrange 

 ment, 8, 571-4. 



Lepidoptera (see Insects). 



Lepidosiren: ossification, 2, 201; res 

 piration, 2, 326 ; skeleton, 2, 522, 524, 

 529. 



Lepldosteus : armour, 1, 4-10 j air blad 

 der, 2 t 322. 



