6i6 



INDEX 



Viatamin, A, 102, 103, 104, 107, no, in, 112, 

 131, 148, 150, 398, 399, 401, 414 



B^antineuritic), no, 112, 113 



C (antiscorbutic), in, 113-114, 150, 189 



D (growth-promoting), in 



nature of, 11 



in plants, 3 



vertebrate, 99, 100, 109-114, 118, 131, 

 140, 148, 157, 161, 189, 211, 257 



"X" (fertility-conferring), in 

 Vitelline glands (Dotterstocke), 30, 32, 44 

 Viverra, 69 

 Vultures, 69 



Warm-blooded animals, 70, 99 



Wasp (see Hymenoptera), 65 



Water content or dry substance (see also 

 under various organs), 59, 115, 116, 

 119 

 in various organs, 135, 140, 143, 164, 

 168, 170, 172, 188, 213, 221, 234, 

 238, 241, 248, 249, 250, 252, 259, 

 260, 274, 275, 280, 333, 344, 349, 

 362, 366, 368, 377, 383 



Waterflea (see Daphnia) 



Water-vascular system, 53 



Wheat, 9, 11, 13 



Wheat diet, 105, 141 



Wheel-animalcules (see Rotifers) 



Wood mouse, 116 



Woodchuck (Marmota) (see also Marmot), 



126, 185, 198, 412, 454, 455 

 Wound healing, 117, 121-122, 460 



Xerophthalmia (see also Visual apparatus, 

 Eyeball, etc.), 100, 210, 211, 216- 

 221, 457, 4S8 



Dystrophia alipogenica, 220 



in infants, 220 



infection in, 216, 217, 218, 219 



recovery on refeeding, 216, 218, 221 



and rickets, 215 



and salt deficiency, 219 



and vitamin A, 218, 219 



xerosis conjunctivae, 212, 216, 218, 220, 

 221 

 Xerophytes (see Dessication) 



Yeast, 13, 62 



Zamenis (adder), 198 

 Zea (see Maize) 

 Zygnema, 8, 9 

 Zygospores, 4 





