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EVOLUTION AND ANIMAL LIFE 



FIG. 263. The mimicking of the inedible monarch butterfly by the edible viceroy. 

 The figure at the top is the monarch, Anosia pJexippus. The middle figure is the 

 viceroy, Basilarchia archippus. The lowest figure is another member of the same 

 genus, Basilarchia, to show the usual color pattdn of the species of the genus. 



