LIST OF ILLUSTRATIONS. i x 



PAGE 



The blue shark 219 



The pet shark 227 



Walking-stick 230 



Craw-fish 233 



The lophius 246 



Meandrina convexa 247 



Sea birds 249 



Dana's astrangia . 254 



Decorating in captivity 259 



Luminous fish of the deep sea ....... 263 



Horseshoe-crab in trouble ... o .... 266 



