SUPJECT-INDEX, 



597 



rjudall, Prof. J., on beat absorption bj 



wat.T vapour, 1,1. 

 "Type3, pc^ifcistent," Huxley on, /, 



UrCFB, dermal structure, J?, 2S9. 



Viva : cell multiplication, ^, 18 ; outer 



tissue, 2, 239. 

 Vmhelliferce : floral symmetry, 2, 156 ; 



axial and foliar orgaiis, 2, 511-6. 

 Units : differentiation and dissimilarity, 



1, 21 ; segregation and organic repair, 



2, 177-9, 179-82 ; chemical, morpho- 

 logical, and physiological, 1, 182-3 ; 

 stiibility, 1, 275 ; instability and hcte- 

 rogeneity of organic, 1, 287 ; morpho- 

 logical composition, 2, 5. 7-9, 13, 75, 

 77 ; phsenogamic, 2, 69-71, 136 ; 

 annulose, 2, 97 ; incident forre ;md 

 homologous, 2., 144 ; morphological 

 Bummarv, 2, 215. Physiological, {see 

 Physiologit-al imits). 



Unknowable, the, manifestations of, 1, 



491. 

 Uns_)mmetrical, definition, 2, 116. 



Van Beneden^, P. J., on tc^nia, 2, 05. 



Variation : Struthers on digila!, 1, 258- 

 60 ; effects of parental conditio:;, 2, 

 260-2 ; of altered function, i, 262-4 

 270-2; "spontaneous," 1, 26 1-, 272, 

 425,480; 2, 500; dissimilarity of 

 initial conditions, 1, 264-7, 267-8, 269- 

 70 ; persistence of force, 1, 271 ; pb.v- 

 siological units, resume, 1, 2SL-91; 

 equilibration and vegetal, 1, 437- 9 ; 

 equilibration of favourable, 2, 387. 



Vascular system : nutrition, 1, 118, 

 120 ; development, 1, 140 ; function, 

 i, L'4-6 ; of mollu-sca, 1, 158 ; func- 

 tional differentiation and integraticn, 

 2, 161-3 ; oi-iianic repair, i, 173, 17 7- 

 1); adaptability of, 1, 186; and in- 

 creased function, 1, 191, 193 ; heart 

 development, 1, 375, 377 ; equilibra- 

 tion, 1, 450 ; development of vegetal, 

 £, 256-8, 262-8, 268-71, 381; diffe- 

 rentiation of, summary, 2, 271-4, 381 ; 

 effect of gravity, 2, 298; differentia- 

 tion of animal, 2, 3-7-34 ; mamiunlian 

 blood pressure, 2, 3i:9; osseous deve- 

 lopment, 2, 338-42; muscularity, 2, 

 355; mus(;ular colour, 2, 357-60; 

 repair and growth, 2, 361-4; heart- 



motor apparatus, 2, 366 ; differentia- 

 tion and integration in animal, 2, 368- 

 72,375: wood forviation, ;^, 536-6 L; 

 resiitne oi wood formation, 2, 5H1-6. 



Vegetal {see Botany and Morpbolojiy). 



"^'elocity, of moving bodies, 2, 2U2-4. 



Teriehrata: size, 1, 111; size at birtT: 

 and maturity, 1, 116; axial structure 

 i, 136 ; embrvonic develo})ment and 

 Von Baer's formula, 1, 142-4 ; self- 

 mobility, i, 147; functional difiert-n- 

 tiation, 1, 160 ; reparative power, 1, 

 175, 179 ; homogenesis universal, 1, 

 210 ; Huxley's definition, 1, 307 ; 

 classification of higher, 1, 308 ; distri- 

 biit'on in time, 1, 325 ; classiflcatoiy 

 value, 1, 361 ; enibryonic mammalian 

 respiratoiy system, i, 369 : direct and 

 indirect development, i, 372, 375 ; 

 evolution and vertebral column, 1, 

 382 ; rudimentary organs, 1, 385; evo- 

 lution and varied media, 1, 391-7 ; 

 size of head and vertebrae, 1, 424 ; 

 segregation and evolution of vertebrae, 



1, 427 ; adaptive segmentation, 2, 

 104-10, in , 208 : bilateral symmel ry, 



2, J8n-9; internal orgfinic symmetry, 

 2, 191 ; genesis of rudiment.iry axis, 

 2, 195-9 ; origin of notochord, 2, 19j- 

 201 ; spinal segmentation, 2, 202-5, 

 208 ; skull development, 2, 205 ; 

 membranous, cartilaginous, and osseous 

 skeh'toii, 2, 207 ; resume, of axis 

 development, 2, 208 ; sensory organs, 

 2. 304 ; air chambers, 2, 322 ; osseous 

 diiierentiation, 2, 33-1^48; activity 

 s>nd muscular colour, 2, 356-60 ; 

 heart-motor appar.;tus, 2, 366 ; cost 

 of genesis, 2, 416 ; agamogenesis 

 unknown, 2, 426 ; growth an 1 genesis, 

 2, 433; heat expenditure and genesis, 

 2, 446-8, 453 ; Ow en, theory of skele- 

 ton, 2, 517-35; e\olution of vertebrae, 

 2, 532-5 ; origin of type, 2, 567-9. 



Viviparous: homogenesis, i, 210, 218; 



heterogenesis, 1, 214-5. 

 Volcano, definii ion of life, 1, 67, 70. 

 Volvucince : individuality, i, 202 ; di.'in- 



tegration of genesis, 1, 216 ; spherical 



aggregation, 2.16 ; symmetry, 2, 122 ; 



outer t^sue, ^, 234, 379; fertility , ;^, 



421. 

 Vomiting, alimentary canal development, 



2, 315. 

 Vorticeila: secondary aggregate, ^, 82* 



symmetry, 2, 171. 



