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LEPIDOPTERA 



majority of the species of the Amazon valley frequent the shady 



groves of the virgin forest. In many cases the sexes arc ex- 

 tremely different in appearance and habits, and are but rarely 

 found together in one spot. The genus Ornithoptera is closely 



allied to J'ajnlio, and contains some of the most remarkable of 

 butterflies, the homes of the species being the islands of the Malay 

 Archipelago, and outlying groups of islands, there being a smaller 

 number of species in the neighbouring continents. The females 

 are of great size, and are so excessively different from their 



