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CHAPTER II. 



HETEROCERA, OR MOTHS. 



The Nocturni, including the Sphinges and Bombyces 

 of Linnceus. 



IT has already been mentioned that there is no diffi- 

 culty in distinguishing English butterflies from English 

 Moths. Similarly, there is none in distinguishing 

 English Moths fron English butterflies. 



In the first place, the antennae of these insects are 

 not knobbed at the end, but pointed. Some of them 

 have the ends of the antennae much enlarged, as may 

 be seen, for example, in those moths known by the 

 popular title of Burnet. In all these, however, the club 

 of the antenna is elongated, and the end is pointed. 

 Moreover, whereas in the butterfly the shaft of the 

 antenna is straight and simple, in many of the Moths 

 it is curved, and in others is adorned with a feathering, 

 sometimes on one side and often on both. For this 

 reason the scientific name of HETEROCERA, or * Varied 

 horns/ has been given to these insects, just as Rhopa- 

 locera, or ' Clubbed horns ' is given to the butterflies. 



Then, the wings of a Moth at rest are not pressed 

 together over the back, like those of the butterflies, but 

 either lie flat on the body or along its sides. The 



