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ILLUSTRATIONS 



Butterflies and other Insects Frontispiece 



Radiolaria Opposite p. 1327 



Curious Zoophytes 1375 



Fishes I4 2 3 



Shells 1495 



Types of Extinct Fishes, Shells, and Crus- 

 tacea " 1543 







Birds " 1591 



Fairy Flies 1639 



'American Reptiles ........ 1687 



