57G 



SUBJECT-INDEX. 



382 ; gizzard development in birds, 

 2, 312; development in ruminants, 2, 

 314-6; differentiation of liver, 2, 316- 

 21 ; muscularity, 2, 355. 



Allotropism : of organic constituents, i, 

 4, 9 ; muscular action, 1, 56. 



Alloys, melting point of. 1, 276. 



Alternation of generations {see Gamo- 

 genesis) . 

 - Amceba : central development, 1, 134 ; 

 a primary aggregate, 2, 78 ; symmeiry 

 of encysted. ^, 169 ; genesis, 2, 422. 



Ammonia: physical properties, i, 6; 

 cliemical properties, /, 9 ; nerve stimu- 

 lant, 1, 52. 



AmpMbi^: classification of, 1, 303; 

 structure and media, 1, 395 ; segmen- 

 tation, £, 10.9 ; outer tissues, 2, 293 ; 

 respiration, ^, 322, 326 ; Owen on 

 skeleton, 2, 521, 526, 527. 



Aiipldoxus i classification, 2, 362; em- 

 bryonic development, 2, 108 ; genesis 

 of vertebr.ate axis, 2, 196-9, 199-201, 

 205 ; development, 2, 533. 



Anahas scandens^ the climbing fisli, 1, 

 392, 394.. 



Anacharis ahinasti'uni,vadiWidi\\^\x{j in, 

 /, 205. 



Anaesthetics, local and genei-al eitects, i, 

 52, 



Animals: nutrition and molecular re- 

 arrangement, 1, 33-35 ; nitrogeneous 

 character, /, 37, 38 ; nitrogeneous food 

 of carnivorous, /, 45 ; sensible motion, 

 1, 54; changes showing life, 1, 72; 

 length and complexity of life, 1, 84 ; 

 degree of life and environment, 1, 

 85-8 ; growth, i, 108 ; organizati(ja 

 and size, i, 110-12; growth and 

 nutrition, i, 112, 119-21, 122, 131; 

 and initial and final bulks, 1, 115, 127- 

 31, 132; and structural complexity, 2, 

 117-9,132; structure, temperature, and 

 self-mobility, 1, 145-50 ; functions, 1, 

 154-6, 306 ; functional and structural 

 differentiation, 1, 157-60 ; functional 

 differentiation and integration, 1. 

 161-4 ; functional specialization and 

 vicariousness, 1, 165-6 ; waste in, i, 

 169-71, 176, 185 ; repamtive power, 

 I, 175, 179-82 ; waste and activity, 

 1. 175-7 ; organic polarity and physio- 

 logical units, 1, 182-3, 253 ; modified 

 adaptability, 1, 188 : stability of types, 

 /,199; what is uu individual? 1, 203; 

 heterogeaesis, growth, and nutrition, 



1, 228-33, 235-7 ; homo- nnd hetfiro- 



genesis and natural selection, 1, 233-7; 

 general truths of heredity, 1, 233-41 ; 

 heredity and breeding, 1, 242, 252 ; 

 functional alterations, structure and 

 heredity, 7, 246-52, 255 ; variation, /, 

 257 ; domestication and variaiion, i, 

 261, 263; variation and ada])tation, 



1, 269; in-and-in breeding, 1, 282-4, 

 289 ; pure and mixed breeding, -?, 29 L ; 

 classification, 1, 2:'8-304 ; distribution 

 and migrations, 1, 312-7, 327; natural 

 barriers and distribution, 1, 317-20, 

 328, 388; distribution in time, 2, 320-7, 

 328 ; special creation and ptu-asitic, /, 

 342 ; evolution and classification, 2, 

 358, 359, 364, 471; rudimentary 

 organs in, 2, 386, 387, 472 ; evolutir a 

 and varied media of, 2, 391-7, 401, 

 472 ; E. Darwin and Lamarck on 

 evolution of, 2, 402-10 ; solar infiuence, 

 2,412, 472; geologic changes affecting, 



2, 413-5, 46 1, 466, 472"; intei-depen- 

 dence with plants, 2, 416-8, 426; 

 complexity of influences affecting, 2, 

 418 ; persistence of species, 2, 423 ; 

 defensive plant appliances, 2, 437 ; 

 direct equilibration, 2, '139-41, 442, 

 466, 474 ; natural selection and in- 

 direct equilibration, 2, 448-9, 466, 

 474; natural selection and equilibra- 

 tion, 2, 457-62, 474; importance of 

 natural seb ction ', 468 ; distribution 

 and age of planes and animals, 2, 230 ; 

 muscular colour, 2, 356-9 ; laws of 

 multiplication, 2, 391-6; rhythm in 

 numbers, 2, 399 ; law of weiglits and 

 diiiiensions, 2, 414 ; growth and asexual 

 gene.'^is, 2, 422-6 ; growth and sexual 

 genesis, 2, 431-6 ; nutrition and genesis, 

 2, 458. 



Annelida : phosphorescence, 2, 47 ; seg- 

 mentation, 2, 91-3 ; embryonic deve- 

 lopment, 2, 106; bilateral symmetry, 

 2, 180-3 ; genesis, 2, 42o, 433. 



Aunuioida: development, 2, 372 ; ii;te- 

 gration, 2, 94-7 ; symmetry, 2, 177-80} 

 genesis, 2, 425. 



Annulosa : axial development, 2, 136, 

 137 ; definition, 2, 307 ; classification, 

 2, 363; segmentation, 2, 91-3, 111; 

 integration, 2, 94-7, 108 ; unit and 

 aggregate, .5, 97 ; embryonic develop- 

 meot, 2, 107 ; bilateral synuuetry, 2, 

 180-3; symmetry of verltbrata, 2^ 

 186-9; segmental differentiation, 



