SUBJECT-INDEX. 



Oi i 



189-91 ; nnintcgrafed fanction in 

 j)lanaria, 2, 365; genesis, 2, 425, -^32; 

 cievelopnieiit-. and genesis, 2, 4J3 ; 

 nutrition and genesis, 2, 466. {See also 

 Articidata). 



AntliropomorpLism, former ijrevalence 

 of, i, 335. 



Ants, nutrition and genesis, 1, 4(37. 



A]ihides : axial cJcvelopment, 1, 137 ; 

 individuality, i, 2(16, 2t'7 ; pseudo-par- 

 thenogenesis, 2, 214; development of 

 new individuals, 1,211 ; heteiogenesis, 



1, 228 ; nutrition and genesis, 2, 455, 

 466. 



Arachmda : avoidance of danger, 1, 73; 

 oviparous homogenesis, 1, 211; de- 

 velopment, /, 371 ; integration and 

 homology, 2, 99-102, lUS ; bilateral 

 symmetry, 2, 181. 



Arrella: symmetry, ;^, 1C9 ; outer tissue 

 differentiation, 2, 291. 



Arm : development of human, 1, 140 ; 

 functional vicariousiiess of human, 2, 

 166. 



Army, morphological analogy, 2., 6. 



Arteries {see Vascular sy.-teui). 



Arthvopoda {see Articidata). 



Articidata : integration and homology, 



2, 99-102, lOS; embryonic develop- 

 ment, 2, 106, 107 ; bilateral symmetry, 

 2, 18(f-3 ; genesis, 2, 426, 433. 



Ascidians: integration, 2, 86, 88, 89; 



symmetry, 2, 176, 186 ; origin of 



veriebiate type, 2, 567. 

 Assimilation, compared with reasoning, 



1, 62-8. 

 AHeroidea, radial symmetry, 2, 178. 

 Astronomy: and growth, 1, 107; 



Schleiden on individuality, i, 202 ; 



evolution, 1, 347, 350 ; classification, 



i, 359 ; rhythm of, and organic cliange, 



i, 411-3, 473; law of equilibration, 



1, 433; " mechanical theory," 1, 490 ; 

 co-operation of structure and function, 



2, 3. 



Asymmetry {see Morphology). 

 Alavism: occurrence of, 1, 243, 252; 



digital variation, 1, 258-60. 

 Atoms: mechanically considered, 1, 14; 



e^ierial uiidulations and oscillations 



of. 1, 29-33. 

 Axillary buds, origin and development, 



2, 6i-5. 

 Axis : " neutral" of mechanics, 2, 193 ; 



genesis of vertebrate, 2, 195-9, 208. 



{See a! no Development). 



Baek, K. E. ton : formula of, 1, 141-1, 

 305-9, 378 ; zoological classification, 

 1, 301 ; on animal transitions, 1, 392. 



BalanophorcB : wax on, 2, 244 ; inner 

 tissue, 2, 257. 



Bark : varied development, 2, 229-31 ; 

 physiological differentiation, 2, 231- 

 3, 240, 379, 380. 



Bat, expenditure and genesis, 2, 452, 



Bean, vascular systeui, 2, 542, 560. 



Bees (sep Insects) . 



Begoniacece : multiplication, 1, 180, 181, 

 253, 2, 422 ; individuality, 1, 207; de- 

 velopment from scales, 1, 221 ; symme- 

 try, 2, 144, 150-1 ; development, 2, 254. 



Berkeley, Eev. M. J. : indedniteness of 

 algcB and fungi, 2, 27S ; of niosses and 

 ferns, 2, 279. 



Bilateral symmetry {see Morphology). 



Biliverdine, function of, 2, 317, 320, 370. 



Binary compounds : ]^.hysical properties, 

 1, 5-7 ; chemical properties, 1, 7-10 ; 

 combining power and atomic weights, 

 1, 31. 



Biology : definition and divisions, 1, 94- 

 6 ; organic structural phenomena, 1, 

 96-8; also functional, 1, 98-100; 

 actions and reactions of function and 

 structure, 1, 100-2; genesis, i, 102; 

 limited knowledge of, 1, 103 ; evolu- 

 tion, 1, 347, 349. 



Birds : gi'owth and expenditure of force, 

 1, 114, 127 ; size of egg and adult, 1, 

 116; temperature of, 1, 146, 147; 

 self-mobility, 1, 147 ; functional and 

 structural differentiation, 1, 157 ; 

 food of starving pigeon, 1, 170 ; vivi- 

 parous, 1, 211 ; heredity and pigeon 

 breeding, 1, 242 ; atavism in pigeon, 

 i, 252 ; osseous variation in pigeon, 



1, 258 ; classification, 1, 308 ; distri- 

 bution and migrations, 1, 315, 316, 

 319 ; distribution in time, 1, 326 ; 

 Darwin on petrels, 2, 368 ; rudimentary 

 teeth, 1, 370; vertebree, 1, 383, 2, 

 533; feather development, 1, 385; 

 habits of water-ouzel, 1, 397 ; migra- 

 tion, 1, 412; egg-shells and direct 

 equilibration, 1, 440; bones and 

 direct equilibration, 1, 441 ; sexual 

 selection, 2, 253 ; wing spurs, 2, 296 ; 

 outer tissue ditferentiation, 2, 300, 

 381 ; alimentary canal development, 



2, 312, 314; niuscular colour and 

 activity, 2, 358-60 ; nutrition, 2, 413 ; 

 cost of genesis, 2, 416; growth and 



