INDEX 



243 



Toads in coal, 221 



Toleration in nature, 128 



Tomoye, the, and its relation to the 



swastika, 208-216 

 Triskelion of Sicily and the Isle of 



Man, history of, 203 



Variation in nature, 1 10 



made use of by gardeners and 



breeders, III 

 Varieties and gradational series in 



nature, 114, 115 



Veliger, young stage of marine snail, 

 drawing of, to compare with a 

 wheel animalcule, 181 

 Vesuvius, 55-73 



as it appeared in A.D. 70, 57 

 ascent of, during eruption, 66 

 eruption of 1872 witnessed, 68-70 

 history of eruptions, 61-64 

 Vitamines or accessory food factors, 



233 



Volcanoes and eruptions, 72, 73 



Water, blue colour of, 74-85 

 Weldon, Prof., on variation in the 

 shore -crab, 118 



Wells, spouting and fountain, oi 



rock-oil, 227 

 Whales, their size and its limit, 



86 

 Wheel animalcule, parasitic, on the 



sea-worm Synapta, 172 

 animalcules, 157-172 



book on, by Mr. Gosse and Dr. 



Hudson, 158 



compared with the young stages 

 of growth of marine snails, 171, 

 181 



minute males of some, 166 

 pictures of, 159, 161, 162, 163, 



169 



some survive drying up of the 

 water in which they live, 166, 

 167, 178, 179 

 Willendorf, female statuette from, 



5 

 Winans, Mr. Walter, on the picture 



of the Three Deer, 19-22 

 Wolf, engraving of head of, 48 

 Women, carvings representing, 50, 



Zebras, 103 



