INDEX 



Water-vascular system, of Liver- 

 fluke, 132 

 Weasels, 519 

 Whales. 487, 519, 529 

 Whelks, 125, 263, 284 

 Wing of Birds, 456 

 Winter eggs, 180 

 Wombats, 519, 523 

 Woodpeckers, 483 



X 



X 



iphosura, 259. 260 



YoiU, 



59 



Z,oantharia, 118 



Zoo geographical regions, 12 

 Zooids, 30, 42, 74 

 Zoology, definition of, I 

 Zoophyte, 90 

 Zooxanthella, 32 

 Zygcte, 44 



THE END. 



RICHARD CLAY AND SONS, LIMITED, LONDON AND BUNGAY. 



